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Commit bbc03778 authored by Dave Hansen's avatar Dave Hansen Committed by Ingo Molnar
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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: default avatarDave 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: default avatarIngo Molnar <mingo@kernel.org>
parent 9d634c41

arch/x86/mm/tlb.c

+1 −1
Original line number Diff line number Diff line
@@ -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);