diff options
| author | Brian Behlendorf <[email protected]> | 2017-05-02 09:46:18 -0700 |
|---|---|---|
| committer | GitHub <[email protected]> | 2017-05-02 09:46:18 -0700 |
| commit | 7dae2c81e7b2e68a596c5b431444be0fae308156 (patch) | |
| tree | 7581727a7905b990c1f823592c47e9a0a50e1942 /module/zfs | |
| parent | 153b2285545509c082be56dbf3ba5041de5d6e48 (diff) | |
Linux 4.12 compat: super_setup_bdi_name()
All filesystems were converted to dynamically allocated BDIs. The
destruction of backing_dev_info structures is handled as part of
super block destruction. Refactor the code to abstract away the
details of creating and destroying a BDI.
Reviewed-by: Chunwei Chen <[email protected]>
Signed-off-by: Brian Behlendorf <[email protected]>
Closes #6089
Diffstat (limited to 'module/zfs')
| -rw-r--r-- | module/zfs/zfs_vfsops.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/module/zfs/zfs_vfsops.c b/module/zfs/zfs_vfsops.c index 40fd5f764..15cadcad5 100644 --- a/module/zfs/zfs_vfsops.c +++ b/module/zfs/zfs_vfsops.c @@ -1568,7 +1568,8 @@ zfsvfs_teardown(zfsvfs_t *zfsvfs, boolean_t unmounting) return (0); } -#if !defined(HAVE_2ARGS_BDI_SETUP_AND_REGISTER) && \ +#if !defined(HAVE_SUPER_SETUP_BDI_NAME) && \ + !defined(HAVE_2ARGS_BDI_SETUP_AND_REGISTER) && \ !defined(HAVE_3ARGS_BDI_SETUP_AND_REGISTER) atomic_long_t zfs_bdi_seq = ATOMIC_LONG_INIT(0); #endif @@ -1605,13 +1606,13 @@ zfs_domount(struct super_block *sb, zfs_mnt_t *zm, int silent) sb->s_time_gran = 1; sb->s_blocksize = recordsize; sb->s_blocksize_bits = ilog2(recordsize); - zfsvfs->z_bdi.ra_pages = 0; - sb->s_bdi = &zfsvfs->z_bdi; - error = -zpl_bdi_setup_and_register(&zfsvfs->z_bdi, "zfs"); + error = -zpl_bdi_setup(sb, "zfs"); if (error) goto out; + sb->s_bdi->ra_pages = 0; + /* Set callback operations for the file system. */ sb->s_op = &zpl_super_operations; sb->s_xattr = zpl_xattr_handlers; @@ -1732,7 +1733,7 @@ zfs_umount(struct super_block *sb) arc_remove_prune_callback(zfsvfs->z_arc_prune); VERIFY(zfsvfs_teardown(zfsvfs, B_TRUE) == 0); os = zfsvfs->z_os; - bdi_destroy(sb->s_bdi); + zpl_bdi_destroy(sb); /* * z_os will be NULL if there was an error in |