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signals: ia64 renumber TIF_RESTORE_SIGMASK

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TIF_RESTORE_SIGMASK no longer needs to be in the _TIF_WORK_* masks.
Those low bits are scarce.  Renumber TIF_RESTORE_SIGMASK to free one up.

Signed-off-by: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
akpm@linux-foundation.org 2008-04-30 00:53:09 -07:00 committed by Linus Torvalds
parent 02a029b325
commit 49eaeb4bc4
2 changed files with 3 additions and 4 deletions
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2
arch/ia64/kernel/process.c
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@ -183,7 +183,7 @@ do_notify_resume_user (sigset_t *unused, struct sigscratch *scr, long in_syscall
#endif
/* deal with pending signal delivery */
if (test_thread_flag(TIF_SIGPENDING)||test_thread_flag(TIF_RESTORE_SIGMASK))
if (test_thread_flag(TIF_SIGPENDING))
ia64_do_signal(scr, in_syscall);
/* copy user rbs to kernel rbs */

5
include/asm-ia64/thread_info.h
View file

@ -101,7 +101,6 @@ extern void tsk_clear_notify_resume(struct task_struct *tsk);
#define TIF_SYSCALL_TRACE 2 /* syscall trace active */
#define TIF_SYSCALL_AUDIT 3 /* syscall auditing active */
#define TIF_SINGLESTEP 4 /* restore singlestep on return to user mode */
#define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */
#define TIF_NOTIFY_RESUME 6 /* resumption notification requested */
#define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */
#define TIF_MEMDIE 17
@ -109,6 +108,7 @@ extern void tsk_clear_notify_resume(struct task_struct *tsk);
#define TIF_DB_DISABLED 19 /* debug trap disabled for fsyscall */
#define TIF_FREEZE 20 /* is freezing for suspend */
#define TIF_RESTORE_RSE 21 /* user RBS is newer than kernel RBS */
#define TIF_RESTORE_SIGMASK 22 /* restore signal mask in do_signal() */
#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT)
@ -126,8 +126,7 @@ extern void tsk_clear_notify_resume(struct task_struct *tsk);
/* "work to do on user-return" bits */
#define TIF_ALLWORK_MASK (_TIF_SIGPENDING|_TIF_NOTIFY_RESUME|_TIF_SYSCALL_AUDIT|\
_TIF_NEED_RESCHED| _TIF_SYSCALL_TRACE|\
_TIF_RESTORE_SIGMASK)
_TIF_NEED_RESCHED|_TIF_SYSCALL_TRACE)
/* like TIF_ALLWORK_BITS but sans TIF_SYSCALL_TRACE or TIF_SYSCALL_AUDIT */
#define TIF_WORK_MASK (TIF_ALLWORK_MASK&~(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT))