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| author | Dave Hansen <dave.hansen@linux.intel.com> | 2015-07-20 16:01:53 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2015-07-21 07:45:50 +0200 |
| commit | bbc03778b9954a2ec93baed63718e4df0192f130 (patch) | |
| tree | bf204befdd7492d29456a13fe1cb0a7f7df5f1bd /arch/x86/mm | |
| parent | 9d634c410b07be7bf637ea03362d3ff132088fe3 (diff) | |
| download | op-kernel-dev-bbc03778b9954a2ec93baed63718e4df0192f130.zip op-kernel-dev-bbc03778b9954a2ec93baed63718e4df0192f130.tar.gz | |
x86/mm: Add parenthesis for TLB tracepoint size calculation
flush_tlb_info->flush_start/end are both normal virtual
addresses. When calculating 'nr_pages' (only used for the
tracepoint), I neglected to put parenthesis in.
Thanks to David Koufaty for pointing this out.
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: dave@sr71.net
Cc: <stable@vger.kernel.org>
Link: http://lkml.kernel.org/r/20150720230153.9E834081@viggo.jf.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/tlb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index 3250f23..90b924a 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -117,7 +117,7 @@ static void flush_tlb_func(void *info) } else { unsigned long addr; unsigned long nr_pages = - f->flush_end - f->flush_start / PAGE_SIZE; + (f->flush_end - f->flush_start) / PAGE_SIZE; addr = f->flush_start; while (addr < f->flush_end) { __flush_tlb_single(addr); |
