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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-04-26 22:29:20 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-01 12:58:47 -0400 |
| commit | 4ebefe3ec729003443daf153ed6fad1739271283 (patch) | |
| tree | cea05e7086314d200886fd3b76867e8fb5e6574b /arch/x86/include/asm/thread_info.h | |
| parent | 754421c8cab1a568be844a7069fe04c1cf6391b8 (diff) | |
| download | linux-4ebefe3ec729003443daf153ed6fad1739271283.tar.gz linux-4ebefe3ec729003443daf153ed6fad1739271283.tar.bz2 linux-4ebefe3ec729003443daf153ed6fad1739271283.zip | |
new helpers: {clear,test,test_and_clear}_restore_sigmask()
helpers parallel to set_restore_sigmask(), used in the next commits
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/include/asm/thread_info.h')
| -rw-r--r-- | arch/x86/include/asm/thread_info.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index 5c25de07cba8..8f3f1ff69fa9 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -250,6 +250,22 @@ static inline void set_restore_sigmask(void) ti->status |= TS_RESTORE_SIGMASK; set_bit(TIF_SIGPENDING, (unsigned long *)&ti->flags); } +static inline void clear_restore_sigmask(void) +{ + current_thread_info()->status &= ~TS_RESTORE_SIGMASK; +} +static inline bool test_restore_sigmask(void) +{ + return current_thread_info()->status & TS_RESTORE_SIGMASK; +} +static inline bool test_and_clear_restore_sigmask(void) +{ + struct thread_info *ti = current_thread_info(); + if (!(ti->status & TS_RESTORE_SIGMASK)) + return false; + ti->status &= ~TS_RESTORE_SIGMASK; + return true; +} static inline bool is_ia32_task(void) { |