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authorTomoki Sekiyama <tomoki.sekiyama.qu@hitachi.com>2012-09-26 11:11:28 +0900
committerH. Peter Anvin <hpa@linux.intel.com>2012-09-27 22:52:34 -0700
commitfd0f5869724ff6195c6e7f12f8287c66a132e0ba (patch)
treec6cab9cd8acd8ad644e53bea2aa2a439b53688a9 /security
parentd4c9dbc61fe0ca042b835c6f234af12fa5f18310 (diff)
x86: Distinguish TLB shootdown interrupts from other functions call interrupts
As TLB shootdown requests to other CPU cores are now using function call interrupts, TLB shootdowns entry in /proc/interrupts is always shown as 0. This behavior change was introduced by commit 52aec3308db8 ("x86/tlb: replace INVALIDATE_TLB_VECTOR by CALL_FUNCTION_VECTOR"). This patch reverts TLB shootdowns entry in /proc/interrupts to count TLB shootdowns separately from the other function call interrupts. Signed-off-by: Tomoki Sekiyama <tomoki.sekiyama.qu@hitachi.com> Link: http://lkml.kernel.org/r/20120926021128.22212.20440.stgit@hpxw Acked-by: Alex Shi <alex.shi@intel.com> Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions