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authorIngo Molnar <mingo@elte.hu>2009-09-06 06:11:38 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-06 06:11:42 +0200
commited011b22ce567eabefa9ea571d3721c10ecd0553 (patch)
treec7aee6684613075c772388a99a9137014549434e /fs/nilfs2/super.c
parent85bac32c4a52c592b857f2c360cc5ec93a097d70 (diff)
parente07cccf4046978df10f2e13fe2b99b2f9b3a65db (diff)
Merge commit 'v2.6.31-rc9' into tracing/core
Merge reason: move from -rc5 to -rc9. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'fs/nilfs2/super.c')
-rw-r--r--fs/nilfs2/super.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 8e2ec43b18f..151964f0de4 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -416,8 +416,10 @@ int nilfs_attach_checkpoint(struct nilfs_sb_info *sbi, __u64 cno)
if (unlikely(err))
goto failed;
+ down_read(&nilfs->ns_segctor_sem);
err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp,
&bh_cp);
+ up_read(&nilfs->ns_segctor_sem);
if (unlikely(err)) {
if (err == -ENOENT || err == -EINVAL) {
printk(KERN_ERR