review.tizen.org Git - kernel/swap-modules.git/log

Vyacheslav Cherkashin [Mon, 11 Apr 2016 14:06:02 +0000 (17:06 +0300)]

[IMPROVE] synchronize usage of sspt_proc.files.head

Change-Id: Id308856c9d300394e3946094a43b6d3c8102eb0d
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Mon, 11 Apr 2016 12:19:17 +0000 (15:19 +0300)]

[FIX] race condition when use sspt_proc

Change-Id: I74f18ff7631c521dceebf137c19d5269c2e2339c
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Mon, 11 Apr 2016 09:34:09 +0000 (12:34 +0300)]

[CLEAN] Remove unused code

Change-Id: Ie2ce4582acfa5cef8fc9321f9f4a8ae8ece38f4b
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Fri, 8 Apr 2016 13:32:46 +0000 (16:32 +0300)]

[IMPROVE] Remove atomic context usage in uretprobe handlers

Change-Id: Idfe5937b84e2890aede70598e98380456a6be200
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Fri, 8 Apr 2016 12:14:46 +0000 (15:14 +0300)]

[IMPROVE] Remove atomic context usage in sspt_page_*()

Change-Id: I42ff9bbc1126e27d455e6902a1ef1d381887977e
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Wed, 6 Apr 2016 12:46:57 +0000 (15:46 +0300)]

[IMPROVE] storing sspt_proc in group_leader's stack

Change-Id: I3ea8e4809efe461c24949ab543ba11e317847504
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 31 Mar 2016 19:22:07 +0000 (22:22 +0300)]

[IMPROVE] remove atomic context for img_proc.filse

Change-Id: I52f848ebbd0c62c5335793ab35254ca5250ce05d
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 31 Mar 2016 18:48:36 +0000 (21:48 +0300)]

[IMPROVE] remove atomic context for sspt_proc.filter

Change-Id: I8884fabacf97760c1f4c955117896dbdcea77ebb
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 31 Mar 2016 18:27:04 +0000 (21:27 +0300)]

[IMPROVE] remove atomic context for pfg_list

Change-Id: I8200310bfe892fc712a0d5679a35464b9de5fee5
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 31 Mar 2016 13:34:29 +0000 (16:34 +0300)]

[REFACTOR] naming in img_*

Change-Id: I591760ac9b81337943cb8e5fa5b264f612242adb
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 31 Mar 2016 13:14:25 +0000 (16:14 +0300)]

[REFACTOR] naming in sspt_*

Change-Id: I92206c9ee15895d9dc641d3548a6defc75bdf074
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Wed, 30 Mar 2016 11:12:03 +0000 (14:12 +0300)]

[FIX] nsp: sleeping function called from atomic context

Change-Id: I47cef6151729ed39456999424e47e7037153a67d
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Mar 2016 10:41:58 +0000 (13:41 +0300)]

[FIX] Preload: implement automatic ARM <-> THUMB mode switch

Previously it was implemented only for THUMB -> ARM case.
Now proper mode is determined automaticaly.

Change-Id: I573d4c5cd41ac85bc41e04795b1ffa7f30dbe9c5
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 11 Feb 2016 17:28:55 +0000 (20:28 +0300)]

[FIX] set correct CPU mode

Change-Id: I202c34f31152126eedd8f53303444bbd98816c45
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Wed, 3 Feb 2016 09:05:11 +0000 (12:05 +0300)]

[FIX] synchronizing of unregister_uprobe()

Add atomic usage counter to uprobe struct and check it before remove uprobe.

Change-Id: Idc7804d38028413d68d4fbac41813ca3899e5443
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Wed, 3 Feb 2016 08:53:53 +0000 (11:53 +0300)]

[3RDPARTY] Add wait_on_atomic_t() and wake_up_atomic_t()

Code copied from linux kernel 3.11+
commit cb65537ee1134d3cc55c1fa83952bc8eb1212833

Change-Id: Icb5630b3368e01581e36175401c6ba1aa0a3d169
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Fri, 29 Jan 2016 14:25:16 +0000 (17:25 +0300)]

[CLEAN] remove unused legacy code

Change-Id: Icf3569d9bcec1acfbe92e3cc245b9cdc69ab7714
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 28 Jan 2016 13:32:30 +0000 (16:32 +0300)]

[IMPROVE] split into uprobe core handlers (for x86)

split into atomic and non-atomic context

Change-Id: Ia7af60514ceb0d4fe11929910bbb150eda7c2d07
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 21 Jan 2016 11:35:45 +0000 (14:35 +0300)]

[IMPROVE] call uprobe handlers from non-atomic context (for x86)

Change-Id: If7a9ca564d4caeecd1fbac3f4b1e55407e303adb
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Wed, 23 Dec 2015 09:18:26 +0000 (12:18 +0300)]

[IMPROVE] call uprobe handlers from non-atomic context (for ARM)

Change-Id: I4facd2d7548b1bc5d9cc8d68cf0f0c8e6d60e854
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] add linker and loader binaries to ignored list

Change-Id: I5fd8d65c5d0661877408518694458182351bb694
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[FIX] application bluetooth consumption estimation

Change-Id: I3ed5b6e933a8ea792eb72ea7c82640ff31b6c946
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

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Vyacheslav Cherkashin [Tue, 29 Dec 2015 07:46:06 +0000 (10:46 +0300)]

[FIX] application wifi consumption estimation

Obtain socket information within wifi send/recv functions
and search for application which has this socket.

Change-Id: I4a96f9bbe50d2800ac9800c77f266bf1f173dbb9
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Mon, 21 Dec 2015 18:30:46 +0000 (21:30 +0300)]

[IMPROVE] remove atomic dependence from uprobe handlers

Remove field ss_addr from uprobe struct. To exit from handler
to specifyed address, change PC/IP (ARM/x86) register to one and
handler return value to 1.

Change-Id: If5c70942e8614d374d4d52b9e80d75d202b24ea0
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] SVACE issue #27673

Change-Id: If6c9d86e0c088a25015ce42e960e346541828d2e
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[IMPROVE] redesigned build.sh

Change-Id: Iff540315e2e9d5554e2400877f5d05ea575189e9
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[FIX] Wrong check in __get_vma_by_addr()

Change-Id: I8914104426a7328b45aa220c3bce6e6600256894
Signed-off-by: Dmitry Kovalenko <d.kovalenko@samsung.com>

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Vyacheslav Cherkashin [Wed, 16 Dec 2015 15:03:39 +0000 (18:03 +0300)]

[FIX] unexpected undefined instruction after disarm kprobe

After disarm kprobe there is race condition in kernel within undefined
instruction handler (between undefined instruction firing and seaching for
hooks).

Now kprobe register undef hook on all instruction and skip 'false exeption'.

Change-Id: I972082ca5b94506e59306b9fe5834fccf883f83b
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Tue, 15 Dec 2015 18:20:56 +0000 (21:20 +0300)]

[FIX] instrumentation BL and BLX for THUMB2

Change-Id: I7e43194c625ac725a6378ef29d20d7019e85440a
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Mon, 14 Dec 2015 17:44:36 +0000 (20:44 +0300)]

[IMPROVE] B.W instrumentation for THUMB2

Change-Id: Ice2fc0048d3034e5ea0c762dbc08d3aca7fbe4b2
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 3 Dec 2015 13:09:07 +0000 (16:09 +0300)]

[IMPROVE] STRD/LDRD instrumentation for THUMB2

Change-Id: I386476d736e683c3a5ae9083338d9a9d52b7a4cc
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Tue, 1 Dec 2015 15:04:53 +0000 (18:04 +0300)]

[CLEAN] remove arch_tramp struct

This structure is excessive and the need for it is now missing

Change-Id: I350e81bd0909dceee5aa2ef9fa2bb99a12862cec
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[REFACTOR] Preload: remove unused includes

Change-Id: I23ec7e9a759c9e6aa4891ae4abe983819fdd0b08
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[IMRPOVE] Preload: load and execution in different files

Change-Id: I94a1fda7790d3dccd58d297565f372573520a5d2
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[IMPROVE] Preload: split loading and probe execution

Previously both loading binary in target process memory and
an execution of handlers from the SWAP library were implemented
as a one instance.
Now they are splitted, cause some features requires loading
custom binaries into a process memory, but doesn't need SWAP
library handlers execution functionality.

Change-Id: I8408f1e2a144267bb2d4b0f33706b08558ffbd26
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[STYLE] Preload: shorten names, remove unused code

struct process_data -> pd_t
enum preload_state_t -> ps_t
remove unused *_refs_*() functions
remove unused preload_pd_put_path()
remove useless #include from preload_threads

Change-Id: Id8e62d4fc3dbffb3a847038303597af84072fa27
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[REFACTOR] Preload: use dentry instead of types

Previously in mmap handler were used types to identify
files that are being loading. It is not a good idea if
we're going to preload several libraries via this mechanism.

Change-Id: I97be0621750ee5afe60d8d93bcc25d101033fe32
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[REFACTOR] Preload: separate states on functions

Change-Id: I57765d34f7f500a308ce9e310a38c37398ffef5c
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[FIX] Prevent Issues

452538 RESOURCE_LEAK bin_list_read
489424 NULL_RETURNS sspt_file_add_ip
489426 NULL_RETURNS preload_us_entry
489427 RESOURCE_LEAK create_lig_inst_data
489428 RESOURCE_LEAK create_app_inst_data
489429 RESOURCE_LEAK create_app_inst_data

Change-Id: I66abedc11fb85ca25edecb689d0d3eb2a59d4535
Signed-off-by: Hyeongsik Min <hyeongsik.min@samsung.com>

Merge "[FIX] deadlock in img_proc_del_ip()" into tizen_2.4_dev

[FIX] deadlock in img_proc_del_ip()

Now we use reference count for proc objects to avoid deadlock

Change-Id: I4c0b9359375fbddc85145bbe46cfe42f4929c188
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

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Vyacheslav Cherkashin [Tue, 24 Nov 2015 15:34:11 +0000 (18:34 +0300)]

[FIX] use different coefficients for cpu0 and cpuN

Change-Id: Ie13d9e1a1890337cdf89c2d30dde35ece7ef2512
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[IMPROVE] added bluetooth consumption

Change-Id: I759f90891d4635fe366ae68a1fbae1e3c5a622c3
Signed-off-by: Yurchenko Darya <d.urchenko@partner.samsung.com>

[IMPROVE] added wifi consumption

Change-Id: I8e465c6ca1c5c9743ec71c9e10eb1dca2d6b5ed2
Signed-off-by: Yurchenko Darya <d.urchenko@partner.samsung.com>

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Vyacheslav Cherkashin [Wed, 25 Nov 2015 17:34:54 +0000 (20:34 +0300)]

[FIX] webprobe: double free

Change-Id: I6c14aef1e6c7ceb6643597d61d3eaca48c3db4e7
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] Typo in preload_control

Part of the include string was deleted

Change-Id: I149f2ea7e6cd83ad491bb38b6ea53cceaed69cab
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[IMPROVE] Preload: pass ignored via debugfs

Issue:
Binaries ignored for preloading execution were hardcoded.
This causes errors when binary names are changed.

Solution:
Now ignored binaries are passed via preload debugfs

Change-Id: I39820e9d980127396bda60ee08ffb78ed8194e83
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[FIX] Kprobe: new task_data

Issue:
- Modules aren't built for kernels older than 3.1, cause
there is no jobctl in task_struct.
- Old task_data module mention remained in spec file

Solution:
- Make jobctl using version-dependent
- Remove remained task_data module from spec

Change-Id: Ie7ae6fc2dc38b221c3780846d1c1ca9fd163efaa
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

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Vyacheslav Cherkashin [Wed, 18 Nov 2015 09:14:53 +0000 (12:14 +0300)]

[FIX] wrong files list in .spec

remove swap_task_data.ko

Change-Id: I73bf96e09533c5a6fee5081a45a83de1efc8b587
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Wed, 18 Nov 2015 09:03:19 +0000 (12:03 +0300)]

Merge branch 'for_tizen_2.4' into tizen_2.4_dev

Conflicts:
preload/preload_control.c

Change-Id: Ic0455598c0e156f8dd8fbb937c0320a4e472ddb4
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] remove mutex and dput() functions from atomic context

Using mutex in __check_if_instrumented() called from probe handler
leads to BUG "sleeping function called from invalid context",
because probe handler calls from atomic context.

Also we cannot use dput() in atomic context.

Change-Id: I69052c0749f3734e7d4eabf07656a40e4a8f963e
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

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Vyacheslav Cherkashin [Fri, 6 Nov 2015 11:51:55 +0000 (14:51 +0300)]

[CLEAN] remove swap_task_data.ko

Change-Id: I6eb7f9327ef96cae66edafea7ef15ec4f6575c50
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] correctly restore original instruction in THUMB mode

Change-Id: I274bfa576ab2be67dffb0dc103b12da2cb248d59
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

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Vyacheslav Cherkashin [Thu, 5 Nov 2015 17:01:12 +0000 (20:01 +0300)]

[IMPROVE] use ktd in preload

Remove dependent on task_data

Change-Id: Ib41f74a302a9bcc59e783374a2eaaf1142bc6627
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 5 Nov 2015 11:46:58 +0000 (14:46 +0300)]

[FIX] sending unmap message

move sending messages from the incorrect condition

Change-Id: If12c5157b3cac4d071d92267688aa4a4ab1d057d
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[IMPROVE] use list for saving target binary

Dynamically changed array is more difficult to implement
and may cause memory errors.
Using the list instead of an array is preferable.

Change-Id: I20b5ce6be161db9b83a89080ff8dc75e99970651
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>
(cherry picked from commit c10e49a445762009aaed62d834d5f96ea6236973)

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Vyacheslav Cherkashin [Thu, 29 Oct 2015 13:02:39 +0000 (16:02 +0300)]

Revert "[IMPROVE] ARM: workaround for already running"

This reverts commit 3001e19e1ef5c4545623ec12a04fed64cba90ba2.

Conflicts:
us_manager/helper.c
us_manager/pf/pf_group.c
us_manager/pf/pf_group.h

Change-Id: I1b13b41c68fe61daabc7d7bc9f13c03ff797f270
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] WSP: double free

Issue:
Freeing pointer to the memory that was already freed.

Solution:
Set pointer to NULL after free. kfree(NULL) is safe according
to standart.

Change-Id: I5fd0ceee1078a71d17a44aacb1319b116f5d5c9d
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[FIX] Kprobe: add include to swap_ktd

Issue:
swap ksyms is used in kprobe, but necessary include is lost

Solution:
Add inlcude

Change-Id: Ib3d4fb1a1e95063f724a1bc45e26c63a53d313d0
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

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Vyacheslav Cherkashin [Wed, 28 Oct 2015 15:11:02 +0000 (18:11 +0300)]

[FEATURE] already running

use taskctx_run() for installing uprobes to already running processes

Change-Id: I00ce9f057cb2b39175d4d757ccad8112c6cd657e
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

commit | commitdiff | tree

Vyacheslav Cherkashin [Tue, 22 Apr 2014 19:14:30 +0000 (23:14 +0400)]

[FEATURE] task context for KS

Create functionality for execution function in context either
thread context (only for US threads).

Send fake signal to the thread and catch signal handler.
It make possible to execute function in thread context.

Change-Id: I9eb48dad7dae4658f4452c2c74da7e156bb6d80c
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] Preload: fix slup corruption issue

target_binaries_slots is already updated in
__alloc_target_binaries_no_lock()

Change-Id: Icb8cf149359425ee93bd45c525e036d247b2b752
Signed-off-by: Hyeongsik Min <hyeongsik.min@samsung.com>

[IMPROVE] WSP: pass data via debugfs

Webapp path and ewebkit path were hardcoded, now
they are written in wsp debug by manager.

Change-Id: Ia16de26c1db89f791108a44639b9f79ae3dbdca1
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[FIX] Replace swap-modules.spec

Change-Id: I64d4fba864c3c674af7b70618016b4690b58ba5d
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[FIX] Change .spec file

Change-Id: I220c9385891562161932304c8eec28a2eb3be4aa
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

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Vyacheslav Cherkashin [Wed, 7 Oct 2015 14:05:20 +0000 (17:05 +0300)]

[FEATURE] ktask_data implement

Change-Id: I3508a7875d6da6e8e422d6462eaa47bb1385daf1
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Tue, 13 Oct 2015 15:06:33 +0000 (18:06 +0300)]

[IMPROVE] coordination of the use of the stack

Change-Id: Ib3b0b126ccb651b6cbaab99be0ccb50a9f79d100
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 8 Oct 2015 13:38:44 +0000 (16:38 +0300)]

[FEATURE] swap_td_raw implement

Change-Id: I96939a7710d3ddac969b26c50b0fd507f5b54b47
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

Merge branch 'tizen_2.4' into tizen_2.4_dev

Change-Id: I9ca9dd85e7c85433c9f4f121f2ef68952cc722ab
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[FIX] check probe for uncreated process

Change-Id: I3129b03ab50d8034239cac40a13bf09f5d9718c1
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[FIX] remove unnessary function uprobe_prepare_singlestep()

Change-Id: Ie9cac13905c4e4c040fa6880e316d3cb1617bc83

[REFACTOR] add support for manipulating probes depend on probe info

Change-Id: I966f8703051d3f8853fd05e3a68a5049b1a2fe07
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[FIX] memleak with cdev_alloc()

Change-Id: I23b815dae1bb57b6da4c37bde02c32c63949012b
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[REFACTOR] Change probe info implementation

Change-Id: I5731ba88680de367f045b6072edf34ccaf41272c
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

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Vyacheslav Cherkashin [Fri, 9 Oct 2015 11:57:46 +0000 (14:57 +0300)]

[FIX] probe_info struct size value setting during creation

Change-Id: If26e8fffa85b0b90386e5a5246b6c3e31a851966
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] Us_manager: memory access on unregister

Previously put_user() lead to a deadlock in kernel

Change-Id: I8f1497225ea76e771003f9f16a18a1efa41235e4
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

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Vyacheslav Cherkashin [Thu, 1 Oct 2015 13:04:12 +0000 (16:04 +0300)]

[FIX] disarm uretprobe from child process

get_user can be used only if task->mm == current->mm
So for other case let call *_proc_vm_atomic()

Change-Id: I227da7e2ccfcb70fb3dd27b54f5ec4ad1056296e
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] remove unnessary spin_lock_irqsave/spin_unlock_irqrestore

Change-Id: If99a0ee36b5033d1e552441ff731da2870ff1ca8
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[FIX] fix spin lockup

Do not use lock while disarming current proccess

Change-Id: I7d234c5f0d2f5ea28edf8dd17aba315d3271ed58
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

[FIX] error handling for copy from user

swap_msg_flush() should not call if strncpy_from_user() return error

Change-Id: I778abaca7078b4594a3bc1364ed3ef181c174648
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

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Vyacheslav Cherkashin [Sat, 26 Sep 2015 16:55:32 +0000 (19:55 +0300)]

[FIX] WSP: change path of web aux process

Change-Id: Ief160a9bc4ee5410e29a202e081cc86d24714ca1
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 18:47:57 +0000 (21:47 +0300)]

[FIX] use d_path between path_get()/path_put()

Change-Id: I608bca68742aacdba4456f772cb2e006fc65b72c
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 18:45:25 +0000 (21:45 +0300)]

[FIX] add proc_probes_list usage synchronization

Change-Id: I0422bbc212db8f63d7ee61ec703b5fc104af0b24
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 18:35:09 +0000 (21:35 +0300)]

[IMPROVE] call uprobe handler from specific context (for ARM)

Uprobe handler will be called from context specified by atomic_ctx.

Change-Id: I325e6f1c96c8e009c39bfe9ba926683db7cb0ffa
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 18:17:04 +0000 (21:17 +0300)]

[FIX] check return of set_kjump_cb() for error

Correctly process set_kjump_cb() errors.

Change-Id: I8d486e2e62f61cdd94d4aebe0eadaa9a20eabc78
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 18:10:47 +0000 (21:10 +0300)]

[REFACTOR] remove unnecessary warning

this waning is redundand

Change-Id: Ia86d62c4ffa9dc7e4e97cc8f8f680fdc28364bf2
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 18:01:00 +0000 (21:01 +0300)]

[FIX] kprobe and kretprobe disarming synchronization

Guarantee that other CPUs not handle breakpoints right now.

Change-Id: Ida84022387285ab71938f5f679d47a8a45a62d01
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 15:33:49 +0000 (18:33 +0300)]

[FIX] uprobe: memory access to US for x86

Change-Id: Ib24db9b392855a82ace15dfe282119c1047e4470
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

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Vyacheslav Cherkashin [Thu, 24 Sep 2015 09:59:39 +0000 (12:59 +0300)]

[FIX] task_data: sync register/unregister probes

Change-Id: I2056a4895f21c3a319e6ce3b4710f5ae5bd47845
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[FIX] do not call dlopen in libpthread and libsmack

Change-Id: I4e739c2c9224e7e65dd2d7af4d4429868e941efb
Signed-off-by: Anatolii Nikulin <nikulin.a@samsung.com>

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Vyacheslav Cherkashin [Wed, 23 Sep 2015 14:09:15 +0000 (17:09 +0300)]

Revert "[STYLE] Fix mr_pre_handler"

This reverts commit f9b31b54d415a5c6eb930fce04695dbdefbfce9b.

Change-Id: I8a4ffeaa7fa0e06cfbaf68b29c3e91d3f880c9b9
Signed-off-by: Vyacheslav Cherkashin <v.cherkashin@samsung.com>

[STYLE] Fix __do_usm_stop

Change-Id: I4f080d3b239b2107dba1cf9bf426cdb1767a808c

[STYLE] Fix mr_pre_handler

Change-Id: I13ea53ea42082d1cfc9e4201b6731b6672bb2b32

[STYLE] Fix preload_threads_get_drop

Change-Id: If63f4874ff48ebe1f57221667a194d70c1a6bf15

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Vitaliy Cherepanov [Mon, 21 Sep 2015 17:59:01 +0000 (20:59 +0300)]

[FIX] kernel panic on second DA start

Change-Id: Iee25a61f60450256c1908446e1a9ca3318639b4e
Signed-off-by: Vitaliy Cherepanov <v.cherepanov@samsung.com>

[FIX] Task_data: helper probe reg/unreg

Remove probe's register/unregister away from stop_machine()

Change-Id: Ieb76276bed0546f9e1bd6067aa5bc3171d7d9241
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[FIX] Preload: sync in atomic

Mutex replaced with spinlock, cause they are used in
handlers (executed in atomic context)

Change-Id: I736f0ae284cc75f8197b8dabc2f837313c8b5553
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>

[FIX] Preload: memory allocation in atomic

kmalloc(..., GFP_KERNEL) -> kmalloc(..., GFP_ATOMIC)
cause executed in handlers

Change-Id: If89c5807d96fee9137fb8b0919b7ed4428772ab6
Signed-off-by: Alexander Aksenov <a.aksenov@samsung.com>