From: Joakim Tjernlund <Joakim.Tjernlund@transmode.se>
Date: Tue, 26 Jun 2007 21:32:10 +0000 (+0200)
Subject: [JFFS2] Fix hanging close for /dev/mtd character device.
X-Git-Url: https://git.karo-electronics.de/?p=mv-sheeva.git;a=commitdiff_plain;h=fd5324909e410a3202c1b01bd507c2dfba58fca5

[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@transmode.se>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
---

diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index 66e7c2f1e64..bdab9bc51d6 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);
 	}