diff options
| author | Daniel J Blueman <[email protected]> | 2014-11-04 16:29:42 +0800 |
|---|---|---|
| committer | Thomas Gleixner <[email protected]> | 2014-11-04 18:17:27 +0100 |
| commit | 25e5a76bae106e1673887db09e22b19cb1a86c45 (patch) | |
| tree | 49e25e5700355e99b6bfea32f2c10a2c74f9e5bf /lib/test-string_helpers.c | |
| parent | 00e7977dd1bbd46e336d7ef907d0fb6b6a4c294f (diff) | |
x86: numachip: Elide self-IPI ICR polling
The default self-IPI path polls the ICR to delay sending the IPI until
there is no IPI in progress. This is redundant on x86-86 APICs, since
IPIs are queued. See the AMD64 Architecture Programmer's Manual, vol 2,
p525.
Signed-off-by: Daniel J Blueman <[email protected]>
Cc: Steffen Persvold <[email protected]>
Cc: Bjorn Helgaas <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>
Diffstat (limited to 'lib/test-string_helpers.c')
0 files changed, 0 insertions, 0 deletions