summaryrefslogtreecommitdiff
path: root/fs/nilfs2/sufile.c
diff options
context:
space:
mode:
authorAndrew Morton <akpm@linux-foundation.org>2022-12-01 01:58:42 +0300
committerAndrew Morton <akpm@linux-foundation.org>2022-12-01 01:58:42 +0300
commita38358c934f66bdff12db762998b88038d7bc44b (patch)
tree72747f34cde18a9e2188b6bccb865c14d423b986 /fs/nilfs2/sufile.c
parentea0ffd0c08d0fef1f6e93eb07badbeeabf6b43d6 (diff)
parent1d351f1894342c378b96bb9ed89f8debb1e24e9f (diff)
downloadlinux-a38358c934f66bdff12db762998b88038d7bc44b.tar.xz
Merge branch 'mm-hotfixes-stable' into mm-stable
Diffstat (limited to 'fs/nilfs2/sufile.c')
-rw-r--r--fs/nilfs2/sufile.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/nilfs2/sufile.c b/fs/nilfs2/sufile.c
index 77ff8e95421f..dc359b56fdfa 100644
--- a/fs/nilfs2/sufile.c
+++ b/fs/nilfs2/sufile.c
@@ -495,14 +495,22 @@ void nilfs_sufile_do_free(struct inode *sufile, __u64 segnum,
int nilfs_sufile_mark_dirty(struct inode *sufile, __u64 segnum)
{
struct buffer_head *bh;
+ void *kaddr;
+ struct nilfs_segment_usage *su;
int ret;
+ down_write(&NILFS_MDT(sufile)->mi_sem);
ret = nilfs_sufile_get_segment_usage_block(sufile, segnum, 0, &bh);
if (!ret) {
mark_buffer_dirty(bh);
nilfs_mdt_mark_dirty(sufile);
+ kaddr = kmap_atomic(bh->b_page);
+ su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr);
+ nilfs_segment_usage_set_dirty(su);
+ kunmap_atomic(kaddr);
brelse(bh);
}
+ up_write(&NILFS_MDT(sufile)->mi_sem);
return ret;
}