introduce generic sys_sigaltstack(), switch x86 and um to it
authorAl Viro <viro@zeniv.linux.org.uk>
Fri, 14 Dec 2012 19:09:47 +0000 (14:09 -0500)
committerAl Viro <viro@zeniv.linux.org.uk>
Wed, 19 Dec 2012 23:07:40 +0000 (18:07 -0500)
commit6bf9adfc90370b695cb111116e15fdc0e1906270
treeb8e4d369cadad21f33b7a5f7f69d43665f821ddc
parent9b064fc3f95a8e44e929fdf4d6037334ea03d15b
introduce generic sys_sigaltstack(), switch x86 and um to it

Conditional on CONFIG_GENERIC_SIGALTSTACK; architectures that do not
select it are completely unaffected

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
14 files changed:
arch/Kconfig
arch/um/kernel/signal.c
arch/x86/Kconfig
arch/x86/include/asm/syscalls.h
arch/x86/kernel/entry_32.S
arch/x86/kernel/entry_64.S
arch/x86/kernel/signal.c
arch/x86/syscalls/syscall_32.tbl
arch/x86/syscalls/syscall_64.tbl
arch/x86/um/Kconfig
arch/x86/um/sys_call_table_32.c
arch/x86/um/sys_call_table_64.c
include/linux/syscalls.h
kernel/signal.c