kernel/kernel-generic.git
19 years ago[PATCH] avoid -ENOMEM due reclaimable slab caches
Andrea Arcangeli [Thu, 5 May 2005 23:15:04 +0000 (16:15 -0700)]
[PATCH] avoid -ENOMEM due reclaimable slab caches

This makes sure that reclaimable buffer headers and reclaimable inodes
are accounted properly during the overcommit checks.

Signed-off-by: Andrea Arcangeli <andrea@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] x86 stack initialisation fix
Alexander Nyberg [Thu, 5 May 2005 23:15:03 +0000 (16:15 -0700)]
[PATCH] x86 stack initialisation fix

The recent change fix-crash-in-entrys-restore_all.patch

  childregs->esp = esp;

  p->thread.esp = (unsigned long) childregs;
- p->thread.esp0 = (unsigned long) (childregs+1);
+ p->thread.esp0 = (unsigned long) (childregs+1) - 8;

  p->thread.eip = (unsigned long) ret_from_fork;

introduces an inconsistency between esp and esp0 before the task is run the
first time.  esp0 is no longer the actual start of the stack, but 8 bytes
off.

This shows itself clearly in a scenario when a ptracer that is set to also
ptrace eventual children traces program1 which then clones thread1.  Now
the ptracer wants to modify the registers of thread1.  The x86 ptrace
implementation bases it's knowledge about saved user-space registers upon
p->thread.esp0.  But this will be a few bytes off causing certain writes to
the kernel stack to overwrite a saved kernel function address making the
kernel when actually running thread1 jump out into user-space.  Very
spectacular.

The testcase I've used is:
/* start with strace -f ./a.out */
#include <pthread.h>
#include <stdio.h>

void *do_thread(void *p)
{
for (;;);
}

int main()
{
pthread_t one;
pthread_create(&one, NULL, &do_thread, NULL);
for (;;);
return 0;
}

So, my solution is to instead of just adjusting esp0 that creates an
inconsitent state I adjust where the user-space registers are saved with -8
bytes.  This gives us the wanted extra bytes on the start of the stack and
esp0 is now correct.  This solves the issues I saw from the original
testcase from Mateusz Berezecki and has survived testing here.  I think
this should go into -mm a round or two first however as there might be some
cruft around depending on pt_regs lying on the start of the stack.  That
however would have broken with the first change too!

It's actually a 2-line diff but I had to move the comment of why the -8 bytes
are there a few lines up. Thanks to Zwane for helping me with this.

Signed-off-by: Alexander Nyberg <alexn@telia.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years agoAutomatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/davem/sparc...
Linus Torvalds [Thu, 5 May 2005 23:23:24 +0000 (16:23 -0700)]
Merge ... /linux/kernel/git/davem/sparc-2.6.git

19 years agoAutomatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/davem/net-2...
Linus Torvalds [Thu, 5 May 2005 23:22:23 +0000 (16:22 -0700)]
Merge ... /linux/kernel/git/davem/net-2.6.git

19 years agoAutomatic merge of master.kernel.org:/home/rmk/linux-2.6-rmk.git
Linus Torvalds [Thu, 5 May 2005 23:06:47 +0000 (16:06 -0700)]
Merge ... kernel.org:/home/rmk/linux-2.6-rmk.git

19 years ago[PATCH] ARM: 2665/1: kill warnings in entry-armv.S
Nicolas Pitre [Thu, 5 May 2005 22:24:45 +0000 (23:24 +0100)]
[PATCH] ARM: 2665/1: kill warnings in entry-armv.S

Patch from Nicolas Pitre

Signed-off-by: Nicolas Pitre
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[PATCH] ARM: 2663/1: straightify TLS register emulation a bit more
Nicolas Pitre [Thu, 5 May 2005 22:24:45 +0000 (23:24 +0100)]
[PATCH] ARM: 2663/1: straightify TLS register emulation a bit more

Patch from Nicolas Pitre

This better express things, and should cover RMK's weird SMP toys.

Signed-off-by: Nicolas Pitre
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
19 years ago[PATCH] Kconfig i18n support
Arnaldo Carvalho de Melo [Thu, 5 May 2005 22:09:46 +0000 (15:09 -0700)]
[PATCH] Kconfig i18n support

This patch adds i18n support for make *config, allowing users to have the
config process in their own language.

No printk was harmed in the process, don't worry, so all the bug reports,
kernel messages, etc, remain in english, just the user tools to configure
the kernel are internationalized.

Users not interested in translations can just unset the related LANG,
LC_ALL, etc env variables and have the config process in plain english,
something like:

LANG= make menuconfig

is enough for having the whole config process in english. Or just don't
install any translation file.

Translations for brazilian portuguese are being done by a team of
volunteers at:

http://www.visionflex.inf.br/kernel_ptbr/pmwiki.php/Principal/Traducoes

To start the translation process:

  make update-po-config

  This will generate the pot template named scripts/kconfig/linux.pot,
  copy it to, say, ~/es.po, to start the translation for spanish.

To test your translation, as root issue this command:

  msgfmt -o /usr/share/locale/es/LC_MESSAGES/linux.mo ~/es.po

  Replace "es" with your language code.

  Then execute, for instance:

  make menuconfig

The current patch doesn't use any optimization to reduce the size of the
generated .mo file, it is possible to use the config option as a key, but
this doesn't prevent the current patch from being used or the translations
done under the current scheme to be in any way lost if we chose to do any
kind of keying.

Thanks to Fabricio Vaccari for starting the pt_BR (brazilian portuguese)
translation effort, Thiago Maciera for helping me with the gconf.cc (QT
frontent) i18n coding and to all the volunteers that are already working on
the first translation, to pt_BR.

I left the question on whether to ship the translations with the stock kernel
sources to be discussed here, please share your suggestions.

Signed-off-by: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org
Signed-off-by: Andrew Morton <akpm@osdl.org>
19 years ago[SPARC]: Remove legacy stuff from cpu_idle().
Coywolf Qi Hunt [Thu, 5 May 2005 21:53:01 +0000 (14:53 -0700)]
[SPARC]: Remove legacy stuff from cpu_idle().

Currently sparc and sparc64's UP cpu_idle() checks current pid. This
is old time legacy. Now it's paranoia.

Signed-off-by: Coywolf Qi Hunt <coywolf@lovecn.org>
Acked-by: William Irwin <wli@holomorphy.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[TG3]: Update driver version and reldate.
David S. Miller [Thu, 5 May 2005 21:46:21 +0000 (14:46 -0700)]
[TG3]: Update driver version and reldate.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[TG3]: Ignore tg3_stop_block() errors.
Michael Chan [Thu, 5 May 2005 21:42:41 +0000 (14:42 -0700)]
[TG3]: Ignore tg3_stop_block() errors.

tg3_stop_block() errors can be safely ignored since tg3_chip_reset()
always follows tg3_stop_block() calls.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[TG3]: Elide tg3_stop_block messages when such events are normal.
David S. Miller [Thu, 5 May 2005 21:40:20 +0000 (14:40 -0700)]
[TG3]: Elide tg3_stop_block messages when such events are normal.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IPV4]: multipath_wrandom.c GPF fixes
Patrick McHardy [Thu, 5 May 2005 21:30:15 +0000 (14:30 -0700)]
[IPV4]: multipath_wrandom.c GPF fixes

multipath_wrandom needs to use GFP_ATOMIC.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SPARC64]: Kill useless __pte_alloc_one_kernel indirection
Christoph Hellwig [Thu, 5 May 2005 21:27:56 +0000 (14:27 -0700)]
[SPARC64]: Kill useless __pte_alloc_one_kernel indirection

warning: untested, but it there's not too much chance for screwups

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[ATALK]: Add alloc_ltalkdev().
Christoph Hellwig [Thu, 5 May 2005 21:25:59 +0000 (14:25 -0700)]
[ATALK]: Add alloc_ltalkdev().

this matches the API used by other link layer like ethernet or token
ring.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IPV6]: Fix OOPS when using IPV6_ADDRFORM
Arnaldo Carvalho de Melo [Thu, 5 May 2005 20:35:15 +0000 (13:35 -0700)]
[IPV6]: Fix OOPS when using IPV6_ADDRFORM

This causes sk->sk_prot to change, which makes the socket
release free the sock into the wrong SLAB cache.  Fix this
by introducing sk_prot_creator so that we always remember
where the sock came from.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[XFS] Cleanup use of loff_t vs xfs_off_t in the core code.
Nathan Scott [Thu, 5 May 2005 20:33:40 +0000 (13:33 -0700)]
[XFS] Cleanup use of loff_t vs xfs_off_t in the core code.

SGI Modid: xfs-linux:xfs-kern:22378a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Use the right offset when ensuring a delayed allocate conversion has covered...
Nathan Scott [Thu, 5 May 2005 20:33:20 +0000 (13:33 -0700)]
[XFS] Use the right offset when ensuring a delayed allocate conversion has covered the offset originally requested.  Can cause data corruption when multiple processes are performing writeout on different areas of the same file.  Quite difficult to hit though.

SGI Modid: xfs-linux:xfs-kern:22377a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
.

19 years ago[XFS] Do not do delalloc conversion on pages beyond EOF ever, not just sometimes
Nathan Scott [Thu, 5 May 2005 20:33:01 +0000 (13:33 -0700)]
[XFS] Do not do delalloc conversion on pages beyond EOF ever, not just sometimes

SGI Modid: xfs-linux:xfs-kern:22376a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] remove noisy printk at vnode trace allocation
Eric Sandeen [Thu, 5 May 2005 20:32:18 +0000 (13:32 -0700)]
[XFS] remove noisy printk at vnode trace allocation

SGI Modid: xfs-linux:xfs-kern:191625a

Signed-off-by: Eric Sandeen <sandeen@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] stop background sync from waiting for in-use inodes
Daniel Moore [Thu, 5 May 2005 20:31:34 +0000 (13:31 -0700)]
[XFS] stop background sync from waiting for in-use inodes

SGI Modid: xfs-linux:xfs-kern:191586a

Signed-off-by: Daniel Moore <dxm@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Disable the combination of XFS direct IO and AIO until the IO completion
Nathan Scott [Thu, 5 May 2005 20:30:34 +0000 (13:30 -0700)]
[XFS] Disable the combination of XFS direct IO and AIO until the IO completion
handling for unwritten extents can be moved out of interrupt context.

SGI Modid: xfs-linux:xfs-kern:22343a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Resolve an issue with xfsbufd not getting along with swsusp.
Nathan Scott [Thu, 5 May 2005 20:30:13 +0000 (13:30 -0700)]
[XFS] Resolve an issue with xfsbufd not getting along with swsusp.

SGI Modid: xfs-linux:xfs-kern:22342a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Fix up warnings
Eric Sandeen [Thu, 5 May 2005 20:29:17 +0000 (13:29 -0700)]
[XFS] Fix up warnings

SGI Modid: xfs-linux:xfs-kern:191411a

Signed-off-by: Eric Sandeen <sandeen@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Allow initial XFS delayed allocation size to be increased beyond 64KB.
Nathan Scott [Thu, 5 May 2005 20:28:29 +0000 (13:28 -0700)]
[XFS] Allow initial XFS delayed allocation size to be increased beyond 64KB.

SGI Modid: xfs-linux:xfs-kern:22261a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Add ATTR_NOLOCK for xfs_setattr to indicate that XFS_IOLOCK is held
Dean Roehrich [Thu, 5 May 2005 20:27:19 +0000 (13:27 -0700)]
[XFS] Add ATTR_NOLOCK for xfs_setattr to indicate that XFS_IOLOCK is held

SGI Modid: xfs-linux:xfs-kern:190711a

Signed-off-by: Dean Roehrich <roehrich@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
.

19 years ago[XFS] Enable XFS_VNODE_TRACE
Eric Sandeen [Thu, 5 May 2005 20:26:18 +0000 (13:26 -0700)]
[XFS] Enable XFS_VNODE_TRACE

SGI Modid: xfs-linux:xfs-kern:190725a

Signed-off-by: Eric Sandeen <sandeen@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
.

19 years ago[XFS] Fix up uses of nlink_t incorrectly restricting us to 2^16 links for some platforms
Nathan Scott [Thu, 5 May 2005 20:25:00 +0000 (13:25 -0700)]
[XFS] Fix up uses of nlink_t incorrectly restricting us to 2^16 links for some platforms

SGI Modid: xfs-linux:xfs-kern:22032a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Block mount attempts for filesystems with version 1 directories.
Nathan Scott [Thu, 5 May 2005 20:24:13 +0000 (13:24 -0700)]
[XFS] Block mount attempts for filesystems with version 1 directories.

SGI Modid: xfs-linux:xfs-kern:21937a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[XFS] Move the XFS inode to the front of its hash list on a cache hit
Nathan Scott [Thu, 5 May 2005 20:23:27 +0000 (13:23 -0700)]
[XFS] Move the XFS inode to the front of its hash list on a cache hit

SGI Modid: xfs-linux:xfs-kern:21915a

Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Christoph Hellwig <hch@sgi.com>
19 years ago[DECNET]: Fix build after C99 netlink initializer change.
Rafael J. Wysocki [Thu, 5 May 2005 20:13:29 +0000 (13:13 -0700)]
[DECNET]: Fix build after C99 netlink initializer change.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[PATCH] ARM: select PCI, ISA and ISA_DMA
Russell King [Thu, 5 May 2005 13:49:01 +0000 (14:49 +0100)]
[PATCH] ARM: select PCI, ISA and ISA_DMA

Rather than using a long "depends on..." and "default y" lines for
these options, use select instead.

Signed-off-by: Russell King <rmk@arm.linux.org.uk>
19 years agoARM: Add missed imxfb include file
Russell King [Thu, 5 May 2005 13:06:31 +0000 (14:06 +0100)]
ARM: Add missed imxfb include file

This file got missed in the commit of patch 2661/1 thanks to a buggy
script.

Signed-off-by: Russell King <rmk@arm.linux.org.uk>
19 years agoMerge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
David Woodhouse [Thu, 5 May 2005 12:59:37 +0000 (13:59 +0100)]
Merge ... /linux/kernel/git/torvalds/linux-2.6.git

19 years ago[PATCH] ARM: Fix kernel stack offset calculations
Russell King [Thu, 5 May 2005 12:11:00 +0000 (13:11 +0100)]
[PATCH] ARM: Fix kernel stack offset calculations

Various places in the ARM kernel implicitly assumed that kernel
stacks are always 8K due to hard coded constants.  Replace these
constants with definitions.

Correct the allowable range of kernel stack pointer values within
the allocation.  Arrange for the entire kernel stack to be zeroed,
not just the upper 4K if CONFIG_DEBUG_STACK_USAGE is set.

Signed-off-by: Russell King <rmk@arm.linux.org.uk>
19 years ago[PATCH] drivers/base/bus.c: fix iteration in driver_detach()
Roman Kagan [Wed, 13 Apr 2005 17:40:17 +0000 (21:40 +0400)]
[PATCH] drivers/base/bus.c: fix iteration in driver_detach()

With 2.6.11 and 2.6.12-rc2 (and perhaps a few versions before) usb
drivers for multi-interface devices, which do
usb_driver_release_interface() in their disconnect(), make rmmod hang.

It turns out to be due to a bug in drivers/base/bus.c:driver_detach(),
that iterates over the list of attached devices with
list_for_each_safe() under an assumption that device_release_driver()
only releases the current device, while it may also call
device_release_driver() for other devices on the same list.

The following patch fixes it.  Please consider applying.

Signed-off-by: Roman Kagan <rkagan@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] Hotplug: Make dev->bus checking consistent
Alexander Nyberg [Sat, 26 Feb 2005 12:38:51 +0000 (13:38 +0100)]
[PATCH] Hotplug: Make dev->bus checking consistent

Earlier in the same function dev->bus is checked before dereferenced,
make consistent although I honestly don't know if dev->bus could
ever be NULL

Found by the Coverity tool

Signed-off-by: Alexander Nyberg <alexn@dsv.su.se>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years agoAutomatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2...
Linus Torvalds [Thu, 5 May 2005 02:52:45 +0000 (19:52 -0700)]
Merge ... /linux/kernel/git/aegl/linux-2.6.git

19 years agoAutomatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/shaggy/jfs-2...
Linus Torvalds [Wed, 4 May 2005 21:23:14 +0000 (14:23 -0700)]
Merge ... /linux/kernel/git/shaggy/jfs-2.6.git/

19 years ago[IA64-SGI] convert some sn SAL_CALLs to ia64_sal_oemcall calls
Dean Nelson [Thu, 24 Mar 2005 02:05:00 +0000 (19:05 -0700)]
[IA64-SGI] convert some sn SAL_CALLs to ia64_sal_oemcall calls

Convert some sn SAL_CALLs to ia64_sal_oemcall calls so that they can be
called by kernel modules.

Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
19 years ago[IA64-SGI] move nodepda pointer out of pda
Dean Nelson [Tue, 22 Mar 2005 23:00:00 +0000 (16:00 -0700)]
[IA64-SGI] move nodepda pointer out of pda

Remove the p_nodepda and p_subnodepda pointers from the pda_s structure.
And then define a new per-cpu pointer to the nodepda and export it so
that it can be accessed by kernel modules.

Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
19 years ago[PATCH] i810fb: fix __initdata access
Denis Vlasenko [Wed, 4 May 2005 05:07:16 +0000 (08:07 +0300)]
[PATCH] i810fb: fix __initdata access

[hv]sync[12] are __initdata, causing mplayer to oops with the previous i810fb fix.

My fault, this fixes it. Sorry.

Signed-off-by: Linux Torvalds <torvalds@osdl.org>
19 years ago[PATCH] ipmi iomem annotations and fixes
Al Viro [Wed, 4 May 2005 04:40:22 +0000 (05:40 +0100)]
[PATCH] ipmi iomem annotations and fixes

annotated, a bunch of direct dereferencing replaced with readb().

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] asm/signal.h unification
Al Viro [Wed, 4 May 2005 04:40:12 +0000 (05:40 +0100)]
[PATCH] asm/signal.h unification

New file - asm-generic/signal.h.  Contains declarations of
__sighandler_t, __sigrestore_t, SIG_DFL, SIG_IGN, SIG_ERR and default
definitions of SIG_BLOCK, SIG_UNBLOCK and SIG_SETMASK.

asm-*/signal.h switched to including it.  The only exception is
asm-parisc/signal.h that wants its own declaration of __sighandler_t;
that one is left as-is.

asm-ppc64/signal.h required one more thing - unlike everybody else it
used __sigrestorer_t instead of usual __sigrestore_t.  PPC64 switched to
common spelling.

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] sonypi trivial user annotations
Al Viro [Wed, 4 May 2005 04:40:02 +0000 (05:40 +0100)]
[PATCH] sonypi trivial user annotations

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] ISA DMA Kconfig fixes - part 4 (irda)
Al Viro [Wed, 4 May 2005 04:39:52 +0000 (05:39 +0100)]
[PATCH] ISA DMA Kconfig fixes - part 4 (irda)

 * net/irda/irda_device.c::irda_setup_dma() made conditional on
   ISA_DMA_API (it uses helpers in question and irda is usable on
   platforms that don't have them at all - think of USB IRDA, for
   example).
 * irda drivers that depend on ISA DMA marked as dependent on
   ISA_DMA_API

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] ISA DMA Kconfig fixes - part 3
Al Viro [Wed, 4 May 2005 04:39:42 +0000 (05:39 +0100)]
[PATCH] ISA DMA Kconfig fixes - part 3

Drivers that expect ISA DMA API are marked as such in Kconfig.

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] ISA_DMA Kconfig fixes - part 2 (parport_pc)
Al Viro [Wed, 4 May 2005 04:39:32 +0000 (05:39 +0100)]
[PATCH] ISA_DMA Kconfig fixes - part 2 (parport_pc)

Part of parport_pc that uses ISA DMA helpers made conditional on
CONFIG_ISA_DMA_API.  As the result, driver got usable for boxen that do
not have ISA DMA stuff and have normal PCI parport card stuck into
them - these never use DMA anyway.

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] ISA DMA Kconfig fixes - part 1
Al Viro [Wed, 4 May 2005 04:39:22 +0000 (05:39 +0100)]
[PATCH] ISA DMA Kconfig fixes - part 1

A bunch of drivers use ISA DMA helpers or their equivalents for
platforms that have ISA with different DMA controller (a lot of ARM
boxen).  Currently there is no way to put such dependency in Kconfig -
CONFIG_ISA is not it (e.g.  it is not set on platforms that have no ISA
slots, but have on-board devices that pretend to be ISA ones).

New symbol added - ISA_DMA_API.  Set when we have functional
enable_dma()/set_dma_mode()/etc.  set of helpers.  Next patches in the
series will add missing dependencies for drivers that need them.

I'm very carefully staying the hell out of the recurring flamefest on
what exactly CONFIG_ISA would mean in ideal world - added symbol has a
well-defined meaning and for now I really want to treat it as completely
independent from the mess around CONFIG_ISA.

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] mbcs trivial user annotations
Al Viro [Wed, 4 May 2005 04:39:01 +0000 (05:39 +0100)]
[PATCH] mbcs trivial user annotations

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years ago[PATCH] sparc NULL noise removal
Al Viro [Wed, 4 May 2005 04:38:51 +0000 (05:38 +0100)]
[PATCH] sparc NULL noise removal

Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
19 years agoJFS: Endian errors
Dave Kleikamp [Wed, 4 May 2005 14:11:49 +0000 (09:11 -0500)]
JFS: Endian errors

Thanks sparse!

Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
19 years agoAutomatic merge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2...
Linus Torvalds [Wed, 4 May 2005 14:08:43 +0000 (07:08 -0700)]
Merge ... /linux/kernel/git/gregkh/usb-2.6.git/

19 years agoMerge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/gregkh/aoe-2.6.git/
Linus Torvalds [Wed, 4 May 2005 14:08:10 +0000 (07:08 -0700)]
Merge ... /linux/kernel/git/gregkh/aoe-2.6.git/

19 years agoMerge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/gregkh/pci-2.6.git/
Linus Torvalds [Wed, 4 May 2005 14:07:22 +0000 (07:07 -0700)]
Merge ... /linux/kernel/git/gregkh/pci-2.6.git/

19 years agoMerge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git
Linus Torvalds [Wed, 4 May 2005 14:06:38 +0000 (07:06 -0700)]
Merge ... /linux/kernel/git/davem/net-2.6.git

19 years ago[PATCH] PCI: drivers/pci/pci.c: remove pci_dac_set_dma_mask
Adrian Bunk [Sun, 1 May 2005 13:53:08 +0000 (15:53 +0200)]
[PATCH] PCI: drivers/pci/pci.c: remove pci_dac_set_dma_mask

pci_dac_set_dma_mask is currently completely unused.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI Hotplug: fix pciehp regression
Dely Sy [Fri, 29 Apr 2005 01:08:53 +0000 (18:08 -0700)]
[PATCH] PCI Hotplug: fix pciehp regression

I fogot to remove the code that freed the memory in cleanup_slots().
Here is the new patch, which I have also taken care of the comment
by Eike to remove the cast in hotplug_slot->private.

Signed-off-by: Dely Sy <dely.l.sy@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: Spelling fixes for drivers/pci.
Steven Cole [Wed, 4 May 2005 00:38:30 +0000 (18:38 -0600)]
[PATCH] PCI: Spelling fixes for drivers/pci.

Here are some spelling corrections for drivers/pci.

CONTROLER -> CONTROLLER
Regisetr -> Register
harware -> hardware
inital -> initial
Initilize -> Initialize
funtion -> function
funciton -> function
occured -> occurred

Signed-off-by: Steven Cole <elenstev@mesatop.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: Rapid Hance quirk
R.Marek@sh.cvut.cz [Thu, 21 Apr 2005 10:49:06 +0000 (10:49 +0000)]
[PATCH] PCI: Rapid Hance quirk

This patch just adds Intel's Hance Rapid south bridge IDs to ICH4 region quirk.
Patch was successfuly tested by Chunhao Huang from Winbond.

Signed-Off-By: Rudolf Marek <r.marek@sh.cvut.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI Hotplug ibmphp_pci.c: Fix masking out needed information too early
Rolf Eike Beer [Mon, 11 Apr 2005 13:01:54 +0000 (15:01 +0200)]
[PATCH] PCI Hotplug ibmphp_pci.c: Fix masking out needed information too early

here is the patch that fixes the bug introduced by my previous patch which
already went into 2.6.12-rc2 and is likely to cause trouble is someone hits
one the else case here by accident.

Using the &= operation before the if statement destroys the information the
if asks for so we always go into the else branch.

Signed-off-by: Rolf Eike Beer <eike-hotplug@sf-tec.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: Add pci shutdown ability
Greg KH [Fri, 8 Apr 2005 05:53:31 +0000 (14:53 +0900)]
[PATCH] PCI: Add pci shutdown ability

Now pci drivers can know when the system is going down without having to
add a reboot notifier event.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: fix up word-aligned 16-bit PCI config access through sysfs
ssant@in.ibm.com [Fri, 8 Apr 2005 05:53:31 +0000 (14:53 +0900)]
[PATCH] PCI: fix up word-aligned 16-bit PCI config access through sysfs

This patch adds the possibility to do word-aligned 16-bit atomic PCI
configuration space accesses via the sysfs PCI interface. As a result, problems
with Emulex LFPC on IBM PowerPC64 are fixed.

Patch is present in SLES 9 SP1.

Signed-off-by: Vojtech Pavlik <vojtech@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: Clean up a lot of sparse "Should it be static?" warnings.
Greg KH [Fri, 8 Apr 2005 05:53:31 +0000 (14:53 +0900)]
[PATCH] PCI: Clean up a lot of sparse "Should it be static?" warnings.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: fix stale PCI pm docs
Pavel Machek [Tue, 5 Apr 2005 21:49:49 +0000 (23:49 +0200)]
[PATCH] PCI: fix stale PCI pm docs

This fixes u32 vs. pm_message_t confusion in documentation, and
removes references to no-longer-existing (*save_state), too. With
exception of USB (I hope David will fix/apply my patch), this should
fix last piece of this confusion... famous last words.

Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: update PCI documentation for pci_get_slot() depreciation
Matthew Wilcox [Tue, 29 Mar 2005 18:08:48 +0000 (19:08 +0100)]
[PATCH] PCI: update PCI documentation for pci_get_slot() depreciation

pci_find_slot() doesn't work on multiple-domain boxes so pci_get_slot()
should be used instead.

Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] PCI: 'is_enabled' flag should be set/cleared when the device is actually...
Kenji Kaneshige [Fri, 8 Apr 2005 05:53:31 +0000 (14:53 +0900)]
[PATCH] PCI: 'is_enabled' flag should be set/cleared when the device is actually enabled/disabled

I think 'is_enabled' flag in pci_dev structure should be set/cleared
when the device actually enabled/disabled. Especially about
pci_enable_device(), it can be failed. By this change, we will also
get the possibility of refering 'is_enabled' flag from the functions
called through pci_enable_device()/pci_disable_device().

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] aoe: update version number to 10
Ed L Cashin [Fri, 29 Apr 2005 14:24:28 +0000 (10:24 -0400)]
[PATCH] aoe: update version number to 10

update version number to 10

Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] aoe: add firmware version to info in sysfs
Ed L Cashin [Fri, 29 Apr 2005 14:24:25 +0000 (10:24 -0400)]
[PATCH] aoe: add firmware version to info in sysfs

add firmware version to info in sysfs

Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] aoe: allow multiple aoe devices to have the same mac
Ed L Cashin [Fri, 29 Apr 2005 14:24:22 +0000 (10:24 -0400)]
[PATCH] aoe: allow multiple aoe devices to have the same mac

allow multiple aoe devices to have the same mac

Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff -u b/drivers/block/aoe/aoedev.c b/drivers/block/aoe/aoedev.c

19 years ago[PATCH] aoe: update the documentation to mention aoetools
Ed L Cashin [Fri, 29 Apr 2005 14:24:18 +0000 (10:24 -0400)]
[PATCH] aoe: update the documentation to mention aoetools

update the documentation to mention aoetools

Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] aoe: aoe-stat should work for built-in as well as module
Ed L Cashin [Fri, 29 Apr 2005 14:24:13 +0000 (10:24 -0400)]
[PATCH] aoe: aoe-stat should work for built-in as well as module

aoe-stat should work for built-in as well as module

Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff -uprN a/Documentation/aoe/status.sh b/Documentation/aoe/status.sh

19 years ago[PATCH] aoe: improve allowed interfaces configuration
Ed L Cashin [Fri, 29 Apr 2005 14:24:03 +0000 (10:24 -0400)]
[PATCH] aoe: improve allowed interfaces configuration

improve allowed interfaces configuration

Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff -uprN a/Documentation/aoe/aoe.txt b/Documentation/aoe/aoe.txt

19 years ago[PATCH] USB cypress_m8: update kernel driver with current source
Lonnie Mendez [Tue, 3 May 2005 22:02:20 +0000 (17:02 -0500)]
[PATCH] USB cypress_m8: update kernel driver with current source

Fixed problem where setting or retreiving the serial config would fail
with EPIPE.  Removed CRTS toggling so the driver behaves more like other
usbserial adapters.  Issued new interval of 1ms instead of the default
bInterval.  As a result, transfer speed has been substantially
increased.  From avg. 850bps to avg. 3300bps.  Also added new module
parameter 'interval' to tweak the interval in case this change causes
problems for someone.  Cleaned up code and formatting issues so source
is more readable.  Replaced the C++ style comments.  Various other code
cleanups.

Signed-off-by: Lonnie Mendez <lmendez19@austin.rr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB: Spelling fixes for drivers/usb.
Steven Cole [Wed, 4 May 2005 01:07:24 +0000 (19:07 -0600)]
[PATCH] USB: Spelling fixes for drivers/usb.

Here are some spelling corrections for drivers/usb.

cancelation -> cancellation
succesful -> successful
cancelation -> cancellation
decriptor -> descriptor
Initalize -> Initialize
wierd -> weird
Protocoll -> Protocol
occured -> occurred
successfull -> successful
Procesing -> Processing
devide -> divide
Isochronuous -> Isochronous
noticable -> noticeable
Basicly -> Basically
transfering -> transferring
intialize -> initialize
Incomming -> Incoming
additionnal -> additional
asume -> assume
Unfortunatly -> Unfortunately
retreive -> retrieve
tranceiver -> transceiver
Compatiblity -> Compatibility
Incorprated -> Incorporated
existance -> existence
Ununsual -> Unusual

Signed-off-by: Steven Cole <elenstev@mesatop.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB: unusual_devs entry for Minolta Dimage Z10
Phil Dibowitz [Tue, 3 May 2005 06:54:28 +0000 (23:54 -0700)]
[PATCH] USB: unusual_devs entry for Minolta Dimage Z10

This patch adds an unusual_devs entry for the Minolta Dimage Z10.
Originally reported by Vilisas <vilisas@xxx.lt>

Signed-off-by: Phil Dibowitz <phil@ipom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB: unusual_devs.h: atmel snd1 storage
Vivian Bregier [Tue, 3 May 2005 00:16:34 +0000 (02:16 +0200)]
[PATCH] USB: unusual_devs.h: atmel snd1 storage

Signed-off-by: Phil Dibowitz <phil@ipom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB: ftdi_sio redundant macro removal
Ian Abbott [Fri, 29 Apr 2005 15:09:44 +0000 (16:09 +0100)]
[PATCH] USB: ftdi_sio redundant macro removal

[ftdi_sio] Replaced redundant INTERFACE_A and INTERFACE_B macros with
the equivalent PIT_SIOA and PIT_SIOB macros.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB: VID/PID updates for ftdi_sio driver
Ian Abbott [Fri, 29 Apr 2005 15:06:14 +0000 (16:06 +0100)]
[PATCH] USB: VID/PID updates for ftdi_sio driver

Some VID/PID updates for the ftdi_sio driver:

* The "Gude Analog- und Digitalsysteme GmbH" entries were missing from
  the "combined" table.
* Replaced FTDI_8U232AM_ALT_ALT_PID with 3 PIDs for devices from
  4n-galaxy.de.
* Removed redundant FTDI_RM_VID and renamed FTDI_RMCANVIEW_PID to
  FTDI_RM_CANVIEW_PID.
* Added VID/PID for serial converter in Mobility Electronics EasiDock
  USB 200 (mentioned by Gregory Schmitt).
* Added PID for Active Robots USB comms board (mentioned by John Koch).

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff -ur a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c

19 years ago[PATCH] USB: new usbnet device id
Andrea Arcangeli [Mon, 2 May 2005 20:47:55 +0000 (22:47 +0200)]
[PATCH] USB: new usbnet device id

On Thu, Apr 14, 2005 at 11:06:21PM +0400, Sergey Vlasov wrote:
> http://thread.gmane.org/gmane.linux.usb.devel/32977
>
> (see "[PATCH] N/3 cdc acm errors").
>
> You also need this driver core fix:
>
> http://thread.gmane.org/gmane.linux.usb.devel/33132

I reproduced the same oops while trying to execute at+mode=99, it would
be nice to get these fix merged since I believe it's still needed to
connect the laptop over gprs (something I didn't test yet).

This further patch will allow you to connect via usbnet, Greg could you
apply? Thanks!

Signed-off-by: Andrea Arcangeli <andrea@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB: add a driver for the AirPrime CDMA Wireless PC card.
Greg KH [Tue, 26 Apr 2005 04:46:29 +0000 (21:46 -0700)]
[PATCH] USB: add a driver for the AirPrime CDMA Wireless PC card.

Easier than trying to use the generic usb-serial driver.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB: ehci power fixes
David Brownell [Sat, 9 Apr 2005 16:00:29 +0000 (09:00 -0700)]
[PATCH] USB: ehci power fixes

Miscellaneous updates for EHCI.

 - Mostly updates the power switching on EHCI controllers.  One routine
   centralizes the "power on/off all ports" logic, and the capability to
   do that is reported more correctly.

 - Courtesy Colin Leroy, a patch to always power up ports after resumes
   which didn't keep a USB device suspended.  The reset-everything logic
   powers down those ports (on some hardware) so something needs to turn
   them back on.

 - Minor tweaks/bugfixes for the debug port support.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[PATCH] USB Storage: fix compile error
Matthew Dharm [Tue, 26 Apr 2005 04:46:29 +0000 (21:46 -0700)]
[PATCH] USB Storage: fix compile error

This patch fixes a compiler error caused by a missing prototype.  It should
apply directly to Greg KH's usb-2.6.git tree.

Signed-off-by: Matthew Dharm <mdharm-usb@one-eyed-alien.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
19 years ago[IPV6]: net/addrconf.h needs to include linux/in6.h earlier
Patrick McHardy [Wed, 4 May 2005 05:17:18 +0000 (22:17 -0700)]
[IPV6]: net/addrconf.h needs to include linux/in6.h earlier

Else the in6_addr layout is not known for struct
prefix_info.

Signed-off-by: Patrick McHardy <kaber@trash.net>
19 years ago[SPARC64]: Disable IRQ forwarding.
David S. Miller [Wed, 4 May 2005 05:05:43 +0000 (22:05 -0700)]
[SPARC64]: Disable IRQ forwarding.

There is some race whereby IRQs get stuck, the IRQ status
is pending but no processor actually handles the IRQ vector
and thus the interrupt.

This is a temporary workaround.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[SPARC64]: Fix goal_cpu tracking in retarget_one_irq().
David S. Miller [Wed, 4 May 2005 05:04:36 +0000 (22:04 -0700)]
[SPARC64]: Fix goal_cpu tracking in retarget_one_irq().

We would never advance the goal_cpu counter like we
should, so all IRQs would go to a single processor.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years agoMerge of rsync://rsync.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git/
Linus Torvalds [Wed, 4 May 2005 00:24:08 +0000 (17:24 -0700)]
Merge ... /linux/kernel/git/davem/net-2.6.git/

19 years ago[PKT_SCHED]: Action repeat
J Hadi Salim [Tue, 3 May 2005 23:29:13 +0000 (16:29 -0700)]
[PKT_SCHED]: Action repeat

Long standing bug.
Policy to repeat an action never worked.

Signed-off-by: J Hadi Salim <hadi@cyberus.ca>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IA64] Update arch/ia64/configs/tiger_defconfig
Tony Luck [Tue, 3 May 2005 23:27:44 +0000 (16:27 -0700)]
[IA64] Update arch/ia64/configs/tiger_defconfig

Kristen did most of the checking, bring this up to -rc2.

Signed-off-by: Tony Luck <tony.luck@intel.com>
19 years ago[IPSEC]: Store idev entries
Herbert Xu [Tue, 3 May 2005 23:27:10 +0000 (16:27 -0700)]
[IPSEC]: Store idev entries

I found a bug that stopped IPsec/IPv6 from working.  About
a month ago IPv6 started using rt6i_idev->dev on the cached socket dst
entries.  If the cached socket dst entry is IPsec, then rt6i_idev will
be NULL.

Since we want to look at the rt6i_idev of the original route in this
case, the easiest fix is to store rt6i_idev in the IPsec dst entry just
as we do for a number of other IPv6 route attributes.  Unfortunately
this means that we need some new code to handle the references to
rt6i_idev.  That's why this patch is bigger than it would otherwise be.

I've also done the same thing for IPv4 since it is conceivable that
once these idev attributes start getting used for accounting, we
probably need to dereference them for IPv4 IPsec entries too.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[PKT_SCHED]: netetm: adjust parent qlen when duplicating
Stephen Hemminger [Tue, 3 May 2005 23:24:57 +0000 (16:24 -0700)]
[PKT_SCHED]: netetm: adjust parent qlen when duplicating

Fix qlen underrun when doing duplication with netem. If netem is used
as leaf discipline, then the parent needs to be tweaked when packets
are duplicated.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[PKT_SCHED]: netetm: make qdisc friendly to outer disciplines
Stephen Hemminger [Tue, 3 May 2005 23:24:32 +0000 (16:24 -0700)]
[PKT_SCHED]: netetm: make qdisc friendly to outer disciplines

Netem currently dumps packets into the queue when timer expires. This
patch makes work by self-clocking (more like TBF).  It fixes a bug
when 0 delay is requested (only doing loss or duplication).

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[PKT_SCHED]: netetm: trap infinite loop hange on qlen underflow
Stephen Hemminger [Tue, 3 May 2005 23:24:03 +0000 (16:24 -0700)]
[PKT_SCHED]: netetm: trap infinite loop hange on qlen underflow

Due to bugs in netem (fixed by later patches), it is possible to get qdisc
qlen to go negative. If this happens the CPU ends up spinning forever
in qdisc_run(). So add a BUG_ON() to trap it.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IA64] Fix two warnings introduced by perfmon patches.
Tony Luck [Tue, 3 May 2005 23:21:45 +0000 (16:21 -0700)]
[IA64] Fix two warnings introduced by perfmon patches.

Signed-off-by: Tony Luck <tony.luck@intel.com>
19 years ago[NETFILTER]: Drop conntrack reference in ip_dev_loopback_xmit()
Patrick McHardy [Tue, 3 May 2005 23:21:37 +0000 (16:21 -0700)]
[NETFILTER]: Drop conntrack reference in ip_dev_loopback_xmit()

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[NETFILTER]: Fix nf_debug_ip_local_deliver()
Patrick McHardy [Tue, 3 May 2005 23:20:39 +0000 (16:20 -0700)]
[NETFILTER]: Fix nf_debug_ip_local_deliver()

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[NET]: Disable queueing when carrier is lost.
Tommy S. Christensen [Tue, 3 May 2005 23:18:52 +0000 (16:18 -0700)]
[NET]: Disable queueing when carrier is lost.

Some network drivers call netif_stop_queue() when detecting loss of
carrier. This leads to packets being queued up at the qdisc level for
an unbound period of time. In order to prevent this effect, the core
networking stack will now cease to queue packets for any device, that
is operationally down (i.e. the queue is flushed and disabled).

Signed-off-by: Tommy S. Christensen <tommy.christensen@tpack.net>
Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[XFRM/RTNETLINK]: Decrement qlen properly in {xfrm_,rt}netlink_rcv().
David S. Miller [Tue, 3 May 2005 23:15:59 +0000 (16:15 -0700)]
[XFRM/RTNETLINK]: Decrement qlen properly in {xfrm_,rt}netlink_rcv().

If we free up a partially processed packet because it's
skb->len dropped to zero, we need to decrement qlen because
we are dropping out of the top-level loop so it will do
the decrement for us.

Spotted by Herbert Xu.

Signed-off-by: David S. Miller <davem@davemloft.net>
19 years ago[IA64] another perfmon fix (take2)
stephane eranian [Mon, 18 Apr 2005 18:42:00 +0000 (11:42 -0700)]
[IA64] another perfmon fix (take2)

- pfm_context_load(): change return value from EINVAL to EBUSY
  when context is already loaded.

- pfm_check_task_state(): pass test if context state is MASKED.
  It is safe to give access on PFM_CTX_MASKED because the PMU
  state (PMD) is stable and saved in software state.
  This helps multiplexing programs such as the example given
  in libpfm-3.1.

Signed-off-by: stephane eranian <eranian@hpl.hp.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
19 years ago[IA64] perfmon & PAL_HALT again
Stephane Eranian [Mon, 11 Apr 2005 20:45:00 +0000 (13:45 -0700)]
[IA64] perfmon & PAL_HALT again

The pmu_active test is based on the values of PSR.up. THIS IS THE PROBLEM as
it does not take into account the lazy restore logic which is as follow (simplified):

context switch out:
save PMDs
clear psr.up
release ownership

context switch in:
if (ctx->last_cpu == smp_processor_id() && ctx->cpu_activation == cpu_activation) {
set psr.up
return
}
restore PMD
restore PMC
ctx->last_cpu   = smp_processor_id();
ctx->activation = ++cpu_activation;
set psr.up

The key here is that on context switch out, we clear psr.up and on context switch in
we check if nobody else used the PMU on that processor since last time we came. In
that case, we assume the PMD/PMC are ours and we simply reactivate.

The Caliper problem is that between the moment we context switch out and the moment we
come back, nobody effectively used the PMU BUT the processor went idle. Normally this
would have no incidence but PAL_HALT does alter the PMU registers.  In default_idle(),
the test on psr.up is not strong enough to cover this case and we go into PAL which
trashed the PMU resgisters. When we come back we falsely assume that this is our state
yet it is corrupted. Very nasty indeed.

To avoid the problem it is necessary to forbid going to PAL_HALT as soon as perfmon
installs some valid state in the PMU registers. This happens with an application
attaches a context to a thread or CPU. It is not enough to check the psr/dcr bits.
Hence I propose the attached patch. It adds a callback in process.c to modify the
condition to enter PAL on idle. Basically, now it is conditional to pal_halt=1 AND
perfmon saying it is okay.

Signed-off-by: Tony Luck <tony.luck@intel.com>