diff options
| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-05 16:11:35 -0400 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2012-09-22 15:47:31 +0200 |
| commit | 02f884ed46b38c5c386709b2619730ba7a8d200c (patch) | |
| tree | 9be3af63e825bce7e8175c9bc4956c7ad26b1c1b /arch/mips/kernel/entry.S | |
| parent | 0b894bd8e462644fceb290adf5b349ef834d761b (diff) | |
MIPS: Merge the identical "return from syscall" per-ABI code
No need to keep 4 copies of that stuff; merged and taken to
entry.S, unused public symbols there killed off.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/entry.S')
| -rw-r--r-- | arch/mips/kernel/entry.S | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S index 4b0937f19862..a6c133212003 100644 --- a/arch/mips/kernel/entry.S +++ b/arch/mips/kernel/entry.S @@ -77,7 +77,7 @@ FEXPORT(syscall_exit) and t0, a2, t0 bnez t0, syscall_exit_work -FEXPORT(restore_all) # restore full frame +restore_all: # restore full frame #ifdef CONFIG_MIPS_MT_SMTC #ifdef CONFIG_MIPS_MT_SMTC_IM_BACKSTOP /* Re-arm any temporarily masked interrupts not explicitly "acked" */ @@ -117,7 +117,7 @@ FEXPORT(restore_all) # restore full frame RESTORE_TEMP RESTORE_AT RESTORE_STATIC -FEXPORT(restore_partial) # restore partial frame +restore_partial: # restore partial frame #ifdef CONFIG_TRACE_IRQFLAGS SAVE_STATIC SAVE_AT @@ -164,7 +164,13 @@ work_notifysig: # deal with pending signals and jal do_notify_resume # a2 already loaded j resume_userspace -FEXPORT(syscall_exit_work_partial) +FEXPORT(syscall_exit_partial) + local_irq_disable # make sure need_resched doesn't + # change between and return + LONG_L a2, TI_FLAGS($28) # current->work + li t0, _TIF_ALLWORK_MASK + and t0, a2 + beqz t0, restore_partial SAVE_STATIC syscall_exit_work: LONG_L t0, PT_STATUS(sp) # returning to kernel mode? |