diff options
| author | Len Brown <[email protected]> | 2015-05-11 17:27:10 -0400 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2015-05-12 08:54:33 +0200 |
| commit | 1a744cb356c57303fc97eb15a298032170f841fa (patch) | |
| tree | 4b53ce69c8ec5a9a7ce3fec39223f213055d1d41 /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | d68921f9bd148359e6d01c84aaa2e32bfbd82970 (diff) | |
x86/smp/boot: Remove 10ms delay from cpu_up() on modern processors
Modern processor familes do not require the 10ms delay
in cpu_up() to de-assert INIT. This speeds up boot
and resume by 10ms per (application) processor.
Signed-off-by: Len Brown <[email protected]>
Cc: Alan Cox <[email protected]>
Cc: Arjan van de Ven <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: H. Peter Anvin <[email protected]>
Cc: Jan H. Schönherr <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Link: http://lkml.kernel.org/r/021ce30c88f216ad39686646421194dc25671e55.1431379433.git.len.brown@intel.com
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions