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sched/numa: Fix comments

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Fix a 80 column violation and a PTE vs PMD reference.

Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Mel Gorman <mgorman@suse.de>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/r/1381141781-10992-4-git-send-email-mgorman@suse.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Peter Zijlstra 2013-10-07 11:28:41 +01:00 committed by Ingo Molnar
parent 10fc05d0e5
commit c69307d533
2 changed files with 5 additions and 5 deletions
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8
kernel/sched/fair.c
View File

@ -988,10 +988,10 @@ void task_numa_work(struct callback_head *work)
out:
/*
* It is possible to reach the end of the VMA list but the last few VMAs are
* not guaranteed to the vma_migratable. If they are not, we would find the
* !migratable VMA on the next scan but not reset the scanner to the start
* so check it now.
* It is possible to reach the end of the VMA list but the last few
* VMAs are not guaranteed to the vma_migratable. If they are not, we
* would find the !migratable VMA on the next scan but not reset the
* scanner to the start so check it now.
*/
if (vma)
mm->numa_scan_offset = start;

2
mm/huge_memory.c
View File

@ -1305,7 +1305,7 @@ int do_huge_pmd_numa_page(struct mm_struct *mm, struct vm_area_struct *vma,
spin_unlock(&mm->page_table_lock);
lock_page(page);
/* Confirm the PTE did not while locked */
/* Confirm the PMD did not change while page_table_lock was released */
spin_lock(&mm->page_table_lock);
if (unlikely(!pmd_same(pmd, *pmdp))) {
unlock_page(page);