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authorDavid Howells <dhowells@redhat.com>2009-06-11 13:05:14 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 09:01:26 -0700
commitb7bab880c795ec620041ef0295cbbbc5a726f414 (patch)
tree253aa413356df7b444340114643c4dcdd122ffb5 /arch/frv/kernel
parentaa1913c0214a53568731617c0afbbfa3f59513fb (diff)
downloadblackbird-op-linux-b7bab880c795ec620041ef0295cbbbc5a726f414.tar.gz
blackbird-op-linux-b7bab880c795ec620041ef0295cbbbc5a726f414.zip
FRV: Implement TIF_NOTIFY_RESUME
Implement the TIF_NOTIFY_RESUME thread flag, making it call do_notify_resume() which then clears it. This will be made use of later by tracehooks in the new-style ptrace implementation Also discard TIF_IRET as that's not used by FRV. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/frv/kernel')
-rw-r--r--arch/frv/kernel/signal.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c
index 3bdb368292a8..7ae290a161de 100644
--- a/arch/frv/kernel/signal.c
+++ b/arch/frv/kernel/signal.c
@@ -564,4 +564,9 @@ asmlinkage void do_notify_resume(__u32 thread_info_flags)
if (thread_info_flags & (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK))
do_signal();
+ /* deal with notification on about to resume userspace execution */
+ if (thread_info_flags & _TIF_NOTIFY_RESUME) {
+ clear_thread_flag(TIF_NOTIFY_RESUME);
+ }
+
} /* end do_notify_resume() */
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