[JFFS2] Fix hanging close for /dev/mtd character device.

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Gitweb:     http://git.infradead.org/?p=mtd-2.6.git;a=commit;h=fd5324909e410a3202c1b01bd507c2dfba58fca5
Commit:     fd5324909e410a3202c1b01bd507c2dfba58fca5
Parent:     b75ae8603568ae18f270213693758c78fb8a29ff
Author:     Joakim Tjernlund <Joakim.Tjernlund at transmode.se>
AuthorDate: Tue Jun 26 23:32:10 2007 +0200
Committer:  David Woodhouse <dwmw2 at infradead.org>
CommitDate: Thu Jun 28 18:37:48 2007 +0100

    [JFFS2] Fix hanging close for /dev/mtd character device.
    
    When pdflush is erasing lots of sectors, drivers calling
    mtd->sync will hang until all blocks are erased. Be nicer.
    
    Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund at transmode.se>
    Signed-off-by: David Woodhouse <dwmw2 at infradead.org>
---
 fs/jffs2/erase.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index 66e7c2f..bdab9bc 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -142,7 +142,7 @@ void jffs2_erase_pending_blocks(struct jffs2_sb_info *c, int count)
 		}
 
 		/* Be nice */
-		cond_resched();
+		yield();
 		spin_lock(&c->erase_completion_lock);
 	}