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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-12-16 14:04:49 +0400 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2013-12-16 14:04:49 +0400 |
| commit | 348324c5b10bcba8d9daabdfb85a6927311be34f (patch) | |
| tree | d06ca3a264407a14a1f36c1b798d6dc0dc1582d8 /arch/um/os-Linux/signal.c | |
| parent | 1e63bd9cc43db5400a1423a7ec8266b4e7c54bd0 (diff) | |
| parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) | |
| download | linux-348324c5b10bcba8d9daabdfb85a6927311be34f.tar.xz | |
Merge tag 'v3.13-rc4' into next
Synchronize with mainline to bring in the new keycode definitions and
new hwmon API.
Diffstat (limited to 'arch/um/os-Linux/signal.c')
| -rw-r--r-- | arch/um/os-Linux/signal.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c index 905924b773d3..7b605e4dfffa 100644 --- a/arch/um/os-Linux/signal.c +++ b/arch/um/os-Linux/signal.c @@ -304,3 +304,11 @@ int set_signals(int enable) return ret; } + +int os_is_signal_stack(void) +{ + stack_t ss; + sigaltstack(NULL, &ss); + + return ss.ss_flags & SS_ONSTACK; +} |