[PATCH] mm, lockdep: annotate reclaim context to zone reclaim too
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From: KOSAKI Motohiro on 1 Jan 2010 05:00 Commit cf40bd16fd (lockdep: annotate reclaim context) introduced reclaim context annotation. But it didn't annotate zone reclaim. This patch do it. Signed-off-by: KOSAKI Motohiro <kosaki.motohiro(a)jp.fujitsu.com> --- mm/vmscan.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/mm/vmscan.c b/mm/vmscan.c index 2bbee91..a039e78 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -2547,6 +2547,7 @@ static int __zone_reclaim(struct zone *zone, gfp_t gfp_mask, unsigned int order) * and RECLAIM_SWAP. */ p->flags |= PF_MEMALLOC | PF_SWAPWRITE; + lockdep_set_current_reclaim_state(gfp_mask); reclaim_state.reclaimed_slab = 0; p->reclaim_state = &reclaim_state; @@ -2590,6 +2591,7 @@ static int __zone_reclaim(struct zone *zone, gfp_t gfp_mask, unsigned int order) p->reclaim_state = NULL; current->flags &= ~(PF_MEMALLOC | PF_SWAPWRITE); + lockdep_clear_current_reclaim_state(); return sc.nr_reclaimed >= nr_pages; } -- 1.6.6 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |