diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-14 23:09:47 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-12-20 03:07:40 +0400 |
| commit | 6bf9adfc90370b695cb111116e15fdc0e1906270 (patch) | |
| tree | b8e4d369cadad21f33b7a5f7f69d43665f821ddc /arch/x86/um | |
| parent | 9b064fc3f95a8e44e929fdf4d6037334ea03d15b (diff) | |
| download | linux-6bf9adfc90370b695cb111116e15fdc0e1906270.tar.xz | |
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>
Diffstat (limited to 'arch/x86/um')
| -rw-r--r-- | arch/x86/um/Kconfig | 1 | ||||
| -rw-r--r-- | arch/x86/um/sys_call_table_32.c | 1 | ||||
| -rw-r--r-- | arch/x86/um/sys_call_table_64.c | 1 |
3 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig index 0fd20f241e40..96b89d874ead 100644 --- a/arch/x86/um/Kconfig +++ b/arch/x86/um/Kconfig @@ -13,6 +13,7 @@ endmenu config UML_X86 def_bool y select GENERIC_FIND_FIRST_BIT + select GENERIC_SIGALTSTACK config 64BIT bool "64-bit kernel" if SUBARCH = "x86" diff --git a/arch/x86/um/sys_call_table_32.c b/arch/x86/um/sys_call_table_32.c index 812e98c098e4..a0c3b0d1a122 100644 --- a/arch/x86/um/sys_call_table_32.c +++ b/arch/x86/um/sys_call_table_32.c @@ -27,7 +27,6 @@ #define ptregs_iopl sys_iopl #define ptregs_vm86old sys_vm86old #define ptregs_vm86 sys_vm86 -#define ptregs_sigaltstack sys_sigaltstack #define __SYSCALL_I386(nr, sym, compat) extern asmlinkage void sym(void) ; #include <asm/syscalls_32.h> diff --git a/arch/x86/um/sys_call_table_64.c b/arch/x86/um/sys_call_table_64.c index 170bd926a69c..f2f0723070ca 100644 --- a/arch/x86/um/sys_call_table_64.c +++ b/arch/x86/um/sys_call_table_64.c @@ -31,7 +31,6 @@ #define stub_fork sys_fork #define stub_vfork sys_vfork #define stub_execve sys_execve -#define stub_sigaltstack sys_sigaltstack #define stub_rt_sigreturn sys_rt_sigreturn #define __SYSCALL_COMMON(nr, sym, compat) __SYSCALL_64(nr, sym, compat) |