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authorJan Kara <jack@suse.cz>2017-04-12 12:24:38 +0200
committerJens Axboe <axboe@fb.com>2017-04-20 12:09:55 -0600
commita5695a79088653c73c92ae8d48658cbc49f31884 (patch)
tree01efd4d7b1eb8d0bd8ebee1c357b3756c4eb7384 /fs/coda
parentfa06052d637bf3a76f18cd2304048b866af4096e (diff)
downloadlinux-stericsson-a5695a79088653c73c92ae8d48658cbc49f31884.tar.gz
coda: Convert to separately allocated bdi
Allocate struct backing_dev_info separately instead of embedding it inside the superblock. This unifies handling of bdi among users. CC: Jan Harkes <jaharkes@cs.cmu.edu> CC: coda@cs.cmu.edu CC: codalist@coda.cs.cmu.edu Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'fs/coda')
-rw-r--r--fs/coda/inode.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/fs/coda/inode.c b/fs/coda/inode.c
index 2dea594da199..6058df380cc0 100644
--- a/fs/coda/inode.c
+++ b/fs/coda/inode.c
@@ -183,10 +183,6 @@ static int coda_fill_super(struct super_block *sb, void *data, int silent)
goto unlock_out;
}
- error = bdi_setup_and_register(&vc->bdi, "coda");
- if (error)
- goto unlock_out;
-
vc->vc_sb = sb;
mutex_unlock(&vc->vc_mutex);
@@ -197,7 +193,10 @@ static int coda_fill_super(struct super_block *sb, void *data, int silent)
sb->s_magic = CODA_SUPER_MAGIC;
sb->s_op = &coda_super_operations;
sb->s_d_op = &coda_dentry_operations;
- sb->s_bdi = &vc->bdi;
+
+ error = super_setup_bdi(sb);
+ if (error)
+ goto error;
/* get root fid from Venus: this needs the root inode */
error = venus_rootfid(sb, &fid);
@@ -228,7 +227,6 @@ static int coda_fill_super(struct super_block *sb, void *data, int silent)
error:
mutex_lock(&vc->vc_mutex);
- bdi_destroy(&vc->bdi);
vc->vc_sb = NULL;
sb->s_fs_info = NULL;
unlock_out:
@@ -240,7 +238,6 @@ static void coda_put_super(struct super_block *sb)
{
struct venus_comm *vcp = coda_vcp(sb);
mutex_lock(&vcp->vc_mutex);
- bdi_destroy(&vcp->bdi);
vcp->vc_sb = NULL;
sb->s_fs_info = NULL;
mutex_unlock(&vcp->vc_mutex);