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| author | Petr Tesarik <ptesarik@suse.cz> | 2010-09-15 22:35:48 (GMT) |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2010-09-15 22:35:48 (GMT) |
| commit | 2d2b6901649a62977452be85df53eda2412def24 (patch) | |
| tree | 622553b837759352a334a350d52f1f2d7652c9c1 /arch/ia64/kernel/mca_drv_asm.S | |
| parent | bfa88ea7ee9e6b4fd673e45a8cc0a8e0b7ef4761 (diff) | |
| download | linux-fsl-qoriq-2d2b6901649a62977452be85df53eda2412def24.tar.xz | |
[IA64] Optimize ticket spinlocks in fsys_rt_sigprocmask
Tony's fix (f574c843191728d9407b766a027f779dcd27b272) has a small bug,
it incorrectly uses "r3" as a scratch register in the first of the two
unlock paths ... it is also inefficient. Optimize the fast path again.
Signed-off-by: Petr Tesarik <ptesarik@suse.cz>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/mca_drv_asm.S')
0 files changed, 0 insertions, 0 deletions