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authorSteven Whitehouse <swhiteho@redhat.com>2009-04-20 07:58:45 (GMT)
committerSteven Whitehouse <swhiteho@redhat.com>2009-04-20 08:05:21 (GMT)
commit52fcd11c0900b0cbc584eeda12a6e27dd6c9d046 (patch)
tree29ab55d89da3c559d9ce3d0fbe53bbd41c9f1701
parent3ee8da87ba6151ec91b2b8bbd27633bb248ea0d5 (diff)
downloadlinux-52fcd11c0900b0cbc584eeda12a6e27dd6c9d046.tar.xz
GFS2: Clear dirty bit at end of inode glock sync
The dirty bit can get set during the inode glock sync. Its too complicated to change that at the moment, so this is the quick fix - to clear the bit again at the end of the function. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
-rw-r--r--fs/gfs2/glops.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index bf23a62..70f87f4 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -156,6 +156,12 @@ static void inode_go_sync(struct gfs2_glock *gl)
error = filemap_fdatawait(metamapping);
mapping_set_error(metamapping, error);
gfs2_ail_empty_gl(gl);
+ /*
+ * Writeback of the data mapping may cause the dirty flag to be set
+ * so we have to clear it again here.
+ */
+ smp_mb__before_clear_bit();
+ clear_bit(GLF_DIRTY, &gl->gl_flags);
}
/**