diff options
| author | Roland McGrath <[email protected]> | 2008-04-30 00:53:06 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2008-04-30 08:29:37 -0700 |
| commit | 4e4c22c71144c1b2e22c257ec6cf08ccb5be1165 (patch) | |
| tree | 0a41fb405ab60654f70ead9698d5ce414a066c37 /include/linux | |
| parent | 80fe728d593e3a048a56610de932919f7d6d968a (diff) | |
signals: add set_restore_sigmask
This adds the set_restore_sigmask() inline in <linux/thread_info.h> and
replaces every set_thread_flag(TIF_RESTORE_SIGMASK) with a call to it. No
change, but abstracts the details of the flag protocol from all the calls.
Signed-off-by: Roland McGrath <[email protected]>
Cc: Oleg Nesterov <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Martin Schwidefsky <[email protected]>
Cc: Heiko Carstens <[email protected]>
Cc: "Luck, Tony" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/thread_info.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h index accd7bad35b0..43d8162c696e 100644 --- a/include/linux/thread_info.h +++ b/include/linux/thread_info.h @@ -92,6 +92,19 @@ static inline int test_ti_thread_flag(struct thread_info *ti, int flag) #define set_need_resched() set_thread_flag(TIF_NEED_RESCHED) #define clear_need_resched() clear_thread_flag(TIF_NEED_RESCHED) -#endif +#ifdef TIF_RESTORE_SIGMASK +/** + * set_restore_sigmask() - make sure saved_sigmask processing gets done + * + * This sets TIF_RESTORE_SIGMASK and ensures that the arch signal code + * will run before returning to user mode, to process the flag. + */ +static inline void set_restore_sigmask(void) +{ + set_thread_flag(TIF_RESTORE_SIGMASK); +} +#endif /* TIF_RESTORE_SIGMASK */ + +#endif /* __KERNEL__ */ #endif /* _LINUX_THREAD_INFO_H */ |