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c6x: add support for TIF_NOTIFY_SIGNAL
[ Upstream commit 6d665a4d8b
]
Wire up TIF_NOTIFY_SIGNAL handling for c6x.
Cc: linux-c6x-dev@linux-c6x.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
30b78a17ac
commit
c82617d9de
3 changed files with 4 additions and 1 deletions
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@ -82,6 +82,7 @@ struct thread_info *current_thread_info(void)
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#define TIF_SIGPENDING 2 /* signal pending */
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#define TIF_NEED_RESCHED 3 /* rescheduling necessary */
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#define TIF_RESTORE_SIGMASK 4 /* restore signal mask in do_signal() */
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#define TIF_NOTIFY_SIGNAL 5 /* signal notifications exist */
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#define TIF_MEMDIE 17 /* OOM killer killed process */
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@ -116,6 +116,7 @@ void foo(void)
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DEFINE(_TIF_NOTIFY_RESUME, (1<<TIF_NOTIFY_RESUME));
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DEFINE(_TIF_SIGPENDING, (1<<TIF_SIGPENDING));
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DEFINE(_TIF_NEED_RESCHED, (1<<TIF_NEED_RESCHED));
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DEFINE(_TIF_NOTIFY_SIGNAL, (1<<TIF_NOTIFY_SIGNAL));
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DEFINE(_TIF_ALLWORK_MASK, TIF_ALLWORK_MASK);
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DEFINE(_TIF_WORK_MASK, TIF_WORK_MASK);
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@ -13,6 +13,7 @@
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#include <linux/syscalls.h>
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#include <linux/tracehook.h>
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#include <asm/asm-offsets.h>
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#include <asm/ucontext.h>
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#include <asm/cacheflush.h>
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@ -313,7 +314,7 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, u32 thread_info_flags,
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int syscall)
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{
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/* deal with pending signal delivery */
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if (thread_info_flags & (1 << TIF_SIGPENDING))
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if (thread_info_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL))
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do_signal(regs, syscall);
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if (thread_info_flags & (1 << TIF_NOTIFY_RESUME))
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