mtd: don't use PF_MEMALLOC

[Linux-MTD Mailing List]

Gitweb:     http://git.infradead.org/?p=mtd-2.6.git;a=commit;h=d5ba1c8ffd0b7d38e1fac48184637e6d6c1197d3
Commit:     d5ba1c8ffd0b7d38e1fac48184637e6d6c1197d3
Parent:     f611a79fe9859a30f2a7ae94b4d24f8e2dd75c91
Author:     KOSAKI Motohiro <kosaki.motohiro at jp.fujitsu.com>
AuthorDate: Tue Nov 17 16:18:41 2009 +0900
Committer:  David Woodhouse <David.Woodhouse at intel.com>
CommitDate: Mon Nov 30 11:33:25 2009 +0000

    mtd: don't use PF_MEMALLOC
    
    Non MM subsystem must not use PF_MEMALLOC. Memory reclaim need few
    memory, anyone must not prevent it. Otherwise the system cause
    mysterious hang-up and/or OOM Killer invokation.
    
    Signed-off-by: KOSAKI Motohiro <kosaki.motohiro at jp.fujitsu.com>
    Signed-off-by: David Woodhouse <David.Woodhouse at intel.com>
---
 drivers/mtd/mtd_blkdevs.c |    3 ---
 1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index 955226d..fa83757 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -91,9 +91,6 @@ static int mtd_blktrans_thread(void *arg)
 	struct request_queue *rq = tr->blkcore_priv->rq;
 	struct request *req = NULL;
 
-	/* we might get involved when memory gets low, so use PF_MEMALLOC */
-	current->flags |= PF_MEMALLOC;
-
 	spin_lock_irq(rq->queue_lock);
 
 	while (!kthread_should_stop()) {