Patchwork [MTD] Fix JFFS2 sync silent failure

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Submitter Jörn Engel
Date April 19, 2010, 11:39 a.m.
Message ID <20100419113952.GB4145@logfs.org>
Download mbox | patch
Permalink /patch/50458/
State New
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Comments

Jörn Engel - April 19, 2010, 11:39 a.m.
On Mon, 19 April 2010 12:20:56 +0200, Jens Axboe wrote:
> 
> Care to send your jffs2 patch separately to David? Then I'll commit a
> modified variant for complaining about missing ->s_bdi on mount.

Sure.

David, this patch is untested.  It looks trivially correct and fixes a
nasty bug, but I don't test jffs2 and only noticed the problem in
passing.

Jörn

Patch

diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c
index af8b42e..7c00319 100644
--- a/drivers/mtd/mtdsuper.c
+++ b/drivers/mtd/mtdsuper.c
@@ -44,6 +45,7 @@  static int get_sb_mtd_set(struct super_block *sb, void *_mtd)
 
 	sb->s_mtd = mtd;
 	sb->s_dev = MKDEV(MTD_BLOCK_MAJOR, mtd->index);
+	sb->s_bdi = mtd->backing_dev_info;
 	return 0;
 }