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| author | Jiri Kosina <jkosina@suse.cz> | 2013-12-19 15:08:03 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2013-12-19 15:08:32 +0100 |
| commit | e23c34bb41da65f354fb7eee04300c56ee48f60c (patch) | |
| tree | 549fbe449d55273b81ef104a9755109bf4ae7817 /arch/um/os-Linux/signal.c | |
| parent | b481c2cb3534c85dca625973b33eba15f9af3e4c (diff) | |
| parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) | |
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply fixes on top of newer things
in tree (efi-stub).
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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; +} |