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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-04-27 04:29:20 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-06-01 18:58:47 +0200 |
| commit | 4ebefe3ec729003443daf153ed6fad1739271283 (patch) | |
| tree | cea05e7086314d200886fd3b76867e8fb5e6574b /arch/sh/include | |
| parent | HAVE_RESTORE_SIGMASK is defined on all architectures now (diff) | |
| download | linux-4ebefe3ec729003443daf153ed6fad1739271283.tar.xz 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/sh/include')
| -rw-r--r-- | arch/sh/include/asm/thread_info.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h index 0c04ffc4f12c..a109157c6b8f 100644 --- a/arch/sh/include/asm/thread_info.h +++ b/arch/sh/include/asm/thread_info.h @@ -189,6 +189,23 @@ static inline unsigned int get_thread_fault_code(void) struct thread_info *ti = current_thread_info(); return ti->flags >> TI_FLAG_FAULT_CODE_SHIFT; } + +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; +} #endif /* !__ASSEMBLY__ */ #endif /* __KERNEL__ */ |