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Commit c69307d5 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

sched/numa: Fix comments 



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

Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Signed-off-by: default avatarMel Gorman <mgorman@suse.de>
Reviewed-by: default avatarRik 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: default avatarIngo Molnar <mingo@kernel.org>
parent 10fc05d0

kernel/sched/fair.c

+4 −4
Original line number Diff line number Diff line
@@ -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;

mm/huge_memory.c

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