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| author | Jack Steiner <steiner@sgi.com> | 2011-08-05 14:09:00 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-08-05 21:48:34 (GMT) |
| commit | 05e33fc20ea5e493a2a1e7f1d04f43cdf89f83ed (patch) | |
| tree | dceeb82c6aa858f734a96c908e54070613002466 /arch/x86/vdso/vdso32 | |
| parent | a3ea14df0e383f44dcb2e61badb71180dbffe526 (diff) | |
| download | linux-fsl-qoriq-05e33fc20ea5e493a2a1e7f1d04f43cdf89f83ed.tar.xz | |
x86, UV: Remove UV delay in starting slave cpus
Delete the 10 msec delay between the INIT and SIPI when starting
slave cpus. I can find no requirement for this delay. BIOS also
has similar code sequences without the delay.
Removing the delay reduces boot time by 40 sec. Every bit helps.
Signed-off-by: Jack Steiner <steiner@sgi.com>
Cc: <stable@kernel.org>
Link: http://lkml.kernel.org/r/20110805140900.GA6774@sgi.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/vdso/vdso32')
0 files changed, 0 insertions, 0 deletions