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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-08-02 22:12:06 +0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-09-20 09:50:17 -0400 |
| commit | e76623d69408d0bd66a296c6ee5eae1b17a6adfc (patch) | |
| tree | 91011050463a05f2950ccf12a1c2a7287bbae1a5 /arch/x86/kernel/signal.c | |
| parent | c46de2263f42fb4bbde411b9126f471e9343cb22 (diff) | |
| download | op-kernel-dev-e76623d69408d0bd66a296c6ee5eae1b17a6adfc.zip op-kernel-dev-e76623d69408d0bd66a296c6ee5eae1b17a6adfc.tar.gz | |
x86: get rid of TIF_IRET hackery
TIF_NOTIFY_RESUME will work in precisely the same way; all that
is achieved by TIF_IRET is appearing that there's some work to be
done, so we end up on the iret exit path. Just use NOTIFY_RESUME.
And for execve() do that in 32bit start_thread(), not sys_execve()
itself.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/kernel/signal.c')
| -rw-r--r-- | arch/x86/kernel/signal.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index b280908..c648fc5 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -800,10 +800,6 @@ do_notify_resume(struct pt_regs *regs, void *unused, __u32 thread_info_flags) } if (thread_info_flags & _TIF_USER_RETURN_NOTIFY) fire_user_return_notifiers(); - -#ifdef CONFIG_X86_32 - clear_thread_flag(TIF_IRET); -#endif /* CONFIG_X86_32 */ } void signal_fault(struct pt_regs *regs, void __user *frame, char *where) |
