diff options
Diffstat (limited to 'drivers/staging/pohmelfs/inode.c')
| -rw-r--r-- | drivers/staging/pohmelfs/inode.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/staging/pohmelfs/inode.c b/drivers/staging/pohmelfs/inode.c index 6a978c8dd5d1..eec3798eaf25 100644 --- a/drivers/staging/pohmelfs/inode.c +++ b/drivers/staging/pohmelfs/inode.c @@ -36,6 +36,7 @@ #define POHMELFS_MAGIC_NUM 0x504f482e static struct kmem_cache *pohmelfs_inode_cache; +static atomic_t psb_bdi_num = ATOMIC_INIT(0); /* * Removes inode from all trees, drops local name cache and removes all queued @@ -1331,6 +1332,8 @@ static void pohmelfs_put_super(struct super_block *sb) pohmelfs_crypto_exit(psb); pohmelfs_state_exit(psb); + bdi_destroy(&psb->bdi); + kfree(psb); sb->s_fs_info = NULL; } @@ -1814,11 +1817,22 @@ static int pohmelfs_fill_super(struct super_block *sb, void *data, int silent) if (!psb) goto err_out_exit; + err = bdi_init(&psb->bdi); + if (err) + goto err_out_free_sb; + + err = bdi_register(&psb->bdi, NULL, "pfs-%d", atomic_inc_return(&psb_bdi_num)); + if (err) { + bdi_destroy(&psb->bdi); + goto err_out_free_sb; + } + sb->s_fs_info = psb; sb->s_op = &pohmelfs_sb_ops; sb->s_magic = POHMELFS_MAGIC_NUM; sb->s_maxbytes = MAX_LFS_FILESIZE; sb->s_blocksize = PAGE_SIZE; + sb->s_bdi = &psb->bdi; psb->sb = sb; @@ -1862,11 +1876,11 @@ static int pohmelfs_fill_super(struct super_block *sb, void *data, int silent) err = pohmelfs_parse_options((char *) data, psb, 0); if (err) - goto err_out_free_sb; + goto err_out_free_bdi; err = pohmelfs_copy_crypto(psb); if (err) - goto err_out_free_sb; + goto err_out_free_bdi; err = pohmelfs_state_init(psb); if (err) @@ -1915,6 +1929,8 @@ err_out_state_exit: err_out_free_strings: kfree(psb->cipher_string); kfree(psb->hash_string); +err_out_free_bdi: + bdi_destroy(&psb->bdi); err_out_free_sb: kfree(psb); err_out_exit: |