DESC signals: ia64 renumber TIF_RESTORE_SIGMASK 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 Cc: Oleg Nesterov Cc: Ingo Molnar Cc: Thomas Gleixner Cc: Martin Schwidefsky Cc: Heiko Carstens Cc: "Luck, Tony" Signed-off-by: Andrew Morton --- arch/ia64/kernel/process.c | 2 +- include/asm-ia64/thread_info.h | 5 ++--- 2 files changed, 3 insertions(+), 4 deletions(-) diff -puN arch/ia64/kernel/process.c~signals-ia64-renumber-tif_restore_sigmask arch/ia64/kernel/process.c --- a/arch/ia64/kernel/process.c~signals-ia64-renumber-tif_restore_sigmask +++ a/arch/ia64/kernel/process.c @@ -183,7 +183,7 @@ do_notify_resume_user (sigset_t *unused, #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 */ diff -puN include/asm-ia64/thread_info.h~signals-ia64-renumber-tif_restore_sigmask include/asm-ia64/thread_info.h --- a/include/asm-ia64/thread_info.h~signals-ia64-renumber-tif_restore_sigmask +++ a/include/asm-ia64/thread_info.h @@ -101,7 +101,6 @@ extern void tsk_clear_notify_resume(stru #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(stru #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(stru /* "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)) _