[13/19] fs: convert kill_block_super to block_free_sb

Message ID	20230913111013.77623-14-hch@lst.de (mailing list archive)
State	Handled Elsewhere
Headers	show Return-Path: <linux-hardening-owner@vger.kernel.org> From: Christoph Hellwig <hch@lst.de> To: Christian Brauner <brauner@kernel.org>, Al Viro <viro@zeniv.linux.org.uk> Cc: Heiko Carstens <hca@linux.ibm.com>, Vasily Gorbik <gor@linux.ibm.com>, Alexander Gordeev <agordeev@linux.ibm.com>, Fenghua Yu <fenghua.yu@intel.com>, Reinette Chatre <reinette.chatre@intel.com>, Miquel Raynal <miquel.raynal@bootlin.com>, Richard Weinberger <richard@nod.at>, Vignesh Raghavendra <vigneshr@ti.com>, Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>, Tejun Heo <tj@kernel.org>, Trond Myklebust <trond.myklebust@hammerspace.com>, Anna Schumaker <anna@kernel.org>, Kees Cook <keescook@chromium.org>, Damien Le Moal <dlemoal@kernel.org>, Naohiro Aota <naohiro.aota@wdc.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, linux-rdma@vger.kernel.org, linux-nfs@vger.kernel.org, linux-hardening@vger.kernel.org, cgroups@vger.kernel.org Subject: [PATCH 13/19] fs: convert kill_block_super to block_free_sb Date: Wed, 13 Sep 2023 08:10:07 -0300 Message-Id: <20230913111013.77623-14-hch@lst.de> In-Reply-To: <20230913111013.77623-1-hch@lst.de> References: <20230913111013.77623-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	[01/19] fs: reflow deactivate_locked_super \| expand [01/19] fs: reflow deactivate_locked_super [02/19] fs: make ->kill_sb optional [03/19] fs: release anon dev_t in deactivate_locked_super [04/19] NFS: remove the s_dev field from struct nfs_server [05/19] fs: assign an anon dev_t in common code [06/19] qibfs: use simple_release_fs [07/19] hypfs: use d_genocide to kill fs entries [08/19] pstore: shrink the pstore_sb_lock critical section in pstore_kill_sb [09/19] zonefs: remove duplicate cleanup in zonefs_fill_super [10/19] USB: gadget/legacy: remove sb_mutex [11/19] fs: add new shutdown_sb and free_sb methods [12/19] fs: convert kill_litter_super to litter_shutdown_sb [13/19] fs: convert kill_block_super to block_free_sb [14/19] jffs2: convert to ->shutdown_sb and ->free_sb [15/19] kernfs: split ->kill_sb [16/19] x86/resctrl: release rdtgroup_mutex and the CPU hotplug lock in rdt_shutdown_sb [17/19] NFS: move nfs_kill_super to fs_context.c [18/19] fs: simple ->shutdown_sb and ->free_sb conversions [19/19] fs: remove ->kill_sb

diff --git a/fs/adfs/super.c b/fs/adfs/super.c index e8bfc38239cd59..22f0137f485e5f 100644 --- a/fs/adfs/super.c +++ b/fs/adfs/super.c @@ -463,7 +463,7 @@ static struct file_system_type adfs_fs_type = { .owner = THIS_MODULE, .name = "adfs", .mount = adfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("adfs"); diff --git a/fs/affs/super.c b/fs/affs/super.c index 58b391446ae1fd..775e878797f9fc 100644 --- a/fs/affs/super.c +++ b/fs/affs/super.c @@ -631,10 +631,11 @@ static struct dentry *affs_mount(struct file_system_type *fs_type, return mount_bdev(fs_type, flags, dev_name, data, affs_fill_super); } -static void affs_kill_sb(struct super_block *sb) +static void affs_free_sb(struct super_block *sb) { struct affs_sb_info *sbi = AFFS_SB(sb); - kill_block_super(sb); + + block_free_sb(sb); if (sbi) { affs_free_bitmap(sb); affs_brelse(sbi->s_root_bh); @@ -648,7 +649,7 @@ static struct file_system_type affs_fs_type = { .owner = THIS_MODULE, .name = "affs", .mount = affs_mount, - .kill_sb = affs_kill_sb, + .free_sb = affs_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("affs"); diff --git a/fs/befs/linuxvfs.c b/fs/befs/linuxvfs.c index 9a16a51fbb88d4..7682c027d44782 100644 --- a/fs/befs/linuxvfs.c +++ b/fs/befs/linuxvfs.c @@ -981,7 +981,7 @@ static struct file_system_type befs_fs_type = { .owner = THIS_MODULE, .name = "befs", .mount = befs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("befs"); diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c index e6a76ae9eb4442..4d894d5dd07074 100644 --- a/fs/bfs/inode.c +++ b/fs/bfs/inode.c @@ -458,7 +458,7 @@ static struct file_system_type bfs_fs_type = { .owner = THIS_MODULE, .name = "bfs", .mount = bfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("bfs"); diff --git a/fs/efs/super.c b/fs/efs/super.c index b287f47c165ba8..1f808a455e7e87 100644 --- a/fs/efs/super.c +++ b/fs/efs/super.c @@ -28,10 +28,11 @@ static struct dentry *efs_mount(struct file_system_type *fs_type, return mount_bdev(fs_type, flags, dev_name, data, efs_fill_super); } -static void efs_kill_sb(struct super_block *s) +static void efs_free_sb(struct super_block *s) { struct efs_sb_info *sbi = SUPER_INFO(s); - kill_block_super(s); + + block_free_sb(s); kfree(sbi); } @@ -39,7 +40,7 @@ static struct file_system_type efs_fs_type = { .owner = THIS_MODULE, .name = "efs", .mount = efs_mount, - .kill_sb = efs_kill_sb, + .free_sb = efs_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("efs"); diff --git a/fs/erofs/super.c b/fs/erofs/super.c index 07c36ccf454e53..29b87bb35b1ddc 100644 --- a/fs/erofs/super.c +++ b/fs/erofs/super.c @@ -872,22 +872,17 @@ static int erofs_init_fs_context(struct fs_context *fc) return 0; } -static void erofs_kill_sb(struct super_block *sb) +static void erofs_free_sb(struct super_block *sb) { - struct erofs_sb_info *sbi; + struct erofs_sb_info *sbi = EROFS_SB(sb); /* pseudo mount for anon inodes */ - if (sb->s_flags & SB_KERNMOUNT) { - generic_shutdown_super(sb); + if (sb->s_flags & SB_KERNMOUNT) return; - } - if (erofs_is_fscache_mode(sb)) - generic_shutdown_super(sb); - else - kill_block_super(sb); + if (!erofs_is_fscache_mode(sb)) + block_free_sb(sb); - sbi = EROFS_SB(sb); if (!sbi) return; @@ -921,11 +916,11 @@ static void erofs_put_super(struct super_block *sb) } struct file_system_type erofs_fs_type = { - .owner = THIS_MODULE, - .name = "erofs", - .init_fs_context = erofs_init_fs_context, - .kill_sb = erofs_kill_sb, - .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, + .owner = THIS_MODULE, + .name = "erofs", + .init_fs_context = erofs_init_fs_context, + .free_sb = erofs_free_sb, + .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, }; MODULE_ALIAS_FS("erofs"); diff --git a/fs/exfat/super.c b/fs/exfat/super.c index 2778bd9b631e72..c040f964f3ca75 100644 --- a/fs/exfat/super.c +++ b/fs/exfat/super.c @@ -764,11 +764,11 @@ static int exfat_init_fs_context(struct fs_context *fc) return 0; } -static void exfat_kill_sb(struct super_block *sb) +static void exfat_free_sb(struct super_block *sb) { struct exfat_sb_info *sbi = sb->s_fs_info; - kill_block_super(sb); + block_free_sb(sb); if (sbi) exfat_free_sbi(sbi); } @@ -778,7 +778,7 @@ static struct file_system_type exfat_fs_type = { .name = "exfat", .init_fs_context = exfat_init_fs_context, .parameters = exfat_parameters, - .kill_sb = exfat_kill_sb, + .free_sb = exfat_free_sb, .fs_flags = FS_REQUIRES_DEV, }; diff --git a/fs/ext2/super.c b/fs/ext2/super.c index aaf3e3e88cb218..80bbf5b9009732 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -1628,7 +1628,7 @@ static struct file_system_type ext2_fs_type = { .owner = THIS_MODULE, .name = "ext2", .mount = ext2_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext2"); diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 38217422f93883..24e125e2da19ca 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -93,7 +93,7 @@ static int ext4_get_tree(struct fs_context *fc); static int ext4_reconfigure(struct fs_context *fc); static void ext4_fc_free(struct fs_context *fc); static int ext4_init_fs_context(struct fs_context *fc); -static void ext4_kill_sb(struct super_block *sb); +static void ext4_free_sb(struct super_block *sb); static const struct fs_parameter_spec ext4_param_specs[]; /* @@ -136,7 +136,7 @@ static struct file_system_type ext2_fs_type = { .name = "ext2", .init_fs_context = ext4_init_fs_context, .parameters = ext4_param_specs, - .kill_sb = ext4_kill_sb, + .free_sb = ext4_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext2"); @@ -152,7 +152,7 @@ static struct file_system_type ext3_fs_type = { .name = "ext3", .init_fs_context = ext4_init_fs_context, .parameters = ext4_param_specs, - .kill_sb = ext4_kill_sb, + .free_sb = ext4_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext3"); @@ -7297,12 +7297,12 @@ static inline int ext3_feature_set_ok(struct super_block *sb) return 1; } -static void ext4_kill_sb(struct super_block *sb) +static void ext4_free_sb(struct super_block *sb) { struct ext4_sb_info *sbi = EXT4_SB(sb); struct block_device *journal_bdev = sbi ? sbi->s_journal_bdev : NULL; - kill_block_super(sb); + block_free_sb(sb); if (journal_bdev) blkdev_put(journal_bdev, sb); @@ -7313,7 +7313,7 @@ static struct file_system_type ext4_fs_type = { .name = "ext4", .init_fs_context = ext4_init_fs_context, .parameters = ext4_param_specs, - .kill_sb = ext4_kill_sb, + .free_sb = ext4_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP | FS_MGTIME, }; MODULE_ALIAS_FS("ext4"); diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index a8c8232852bb18..571eb08683d0ea 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -4850,7 +4850,7 @@ static struct dentry *f2fs_mount(struct file_system_type *fs_type, int flags, return mount_bdev(fs_type, flags, dev_name, data, f2fs_fill_super); } -static void kill_f2fs_super(struct super_block *sb) +static void f2fs_shutdown_sb(struct super_block *sb) { if (sb->s_root) { struct f2fs_sb_info *sbi = F2FS_SB(sb); @@ -4880,14 +4880,14 @@ static void kill_f2fs_super(struct super_block *sb) if (is_sbi_flag_set(sbi, SBI_IS_RECOVERED) && f2fs_readonly(sb)) sb->s_flags &= ~SB_RDONLY; } - kill_block_super(sb); } static struct file_system_type f2fs_fs_type = { .owner = THIS_MODULE, .name = "f2fs", .mount = f2fs_mount, - .kill_sb = kill_f2fs_super, + .shutdown_sb = f2fs_shutdown_sb, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, }; MODULE_ALIAS_FS("f2fs"); diff --git a/fs/fat/namei_msdos.c b/fs/fat/namei_msdos.c index 2116c486843b7d..429e417c964a7a 100644 --- a/fs/fat/namei_msdos.c +++ b/fs/fat/namei_msdos.c @@ -666,7 +666,7 @@ static struct file_system_type msdos_fs_type = { .owner = THIS_MODULE, .name = "msdos", .mount = msdos_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, }; MODULE_ALIAS_FS("msdos"); diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c index c4d00999a43300..4b0500c4d4c554 100644 --- a/fs/fat/namei_vfat.c +++ b/fs/fat/namei_vfat.c @@ -1211,7 +1211,7 @@ static struct file_system_type vfat_fs_type = { .owner = THIS_MODULE, .name = "vfat", .mount = vfat_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, }; MODULE_ALIAS_FS("vfat"); diff --git a/fs/freevxfs/vxfs_super.c b/fs/freevxfs/vxfs_super.c index 310d73e254df2c..d33f3dae0663ff 100644 --- a/fs/freevxfs/vxfs_super.c +++ b/fs/freevxfs/vxfs_super.c @@ -292,7 +292,7 @@ static struct file_system_type vxfs_fs_type = { .owner = THIS_MODULE, .name = "vxfs", .mount = vxfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("vxfs"); /* makes mount -t vxfs autoload the module */ diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 5731003b56a9c9..d9981532530702 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -1818,7 +1818,7 @@ void fuse_conn_destroy(struct fuse_mount *fm) } EXPORT_SYMBOL_GPL(fuse_conn_destroy); -static void fuse_sb_destroy(struct super_block *sb) +static void fuse_shutdown_sb(struct super_block *sb) { struct fuse_mount *fm = get_fuse_mount_super(sb); bool last; @@ -1839,7 +1839,7 @@ EXPORT_SYMBOL(fuse_mount_destroy); static void fuse_kill_sb_anon(struct super_block *sb) { - fuse_sb_destroy(sb); + fuse_shutdown_sb(sb); generic_shutdown_super(sb); fuse_mount_destroy(get_fuse_mount_super(sb)); } @@ -1855,10 +1855,9 @@ static struct file_system_type fuse_fs_type = { MODULE_ALIAS_FS("fuse"); #ifdef CONFIG_BLOCK -static void fuse_kill_sb_blk(struct super_block *sb) +static void fuseblk_free_sb(struct super_block *sb) { - fuse_sb_destroy(sb); - kill_block_super(sb); + block_free_sb(sb); fuse_mount_destroy(get_fuse_mount_super(sb)); } @@ -1867,7 +1866,8 @@ static struct file_system_type fuseblk_fs_type = { .name = "fuseblk", .init_fs_context = fuse_init_fs_context, .parameters = fuse_fs_parameters, - .kill_sb = fuse_kill_sb_blk, + .shutdown_sb = fuse_shutdown_sb, + .free_sb = fuseblk_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_HAS_SUBTYPE, }; MODULE_ALIAS_FS("fuseblk"); diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index 33ca04733e933e..2c84ec7dd5b3d5 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -1781,14 +1781,12 @@ static void gfs2_evict_inodes(struct super_block *sb) iput(toput_inode); } -static void gfs2_kill_sb(struct super_block *sb) +static void gfs2_shutdown_sb(struct super_block *sb) { struct gfs2_sbd *sdp = sb->s_fs_info; - if (sdp == NULL) { - kill_block_super(sb); + if (!sdp) return; - } gfs2_log_flush(sdp, NULL, GFS2_LOG_HEAD_FLUSH_SYNC | GFS2_LFC_KILL_SB); dput(sdp->sd_root_dir); @@ -1807,8 +1805,6 @@ static void gfs2_kill_sb(struct super_block *sb) set_bit(SDF_KILL, &sdp->sd_flags); gfs2_flush_delete_work(sdp); destroy_workqueue(sdp->sd_delete_wq); - - kill_block_super(sb); } struct file_system_type gfs2_fs_type = { @@ -1816,7 +1812,8 @@ struct file_system_type gfs2_fs_type = { .fs_flags = FS_REQUIRES_DEV, .init_fs_context = gfs2_init_fs_context, .parameters = gfs2_fs_parameters, - .kill_sb = gfs2_kill_sb, + .shutdown_sb = gfs2_shutdown_sb, + .free_sb = block_free_sb, .owner = THIS_MODULE, }; MODULE_ALIAS_FS("gfs2"); diff --git a/fs/hfs/super.c b/fs/hfs/super.c index 6764afa98a6ff1..56dbce9d4daa3d 100644 --- a/fs/hfs/super.c +++ b/fs/hfs/super.c @@ -460,7 +460,7 @@ static struct file_system_type hfs_fs_type = { .owner = THIS_MODULE, .name = "hfs", .mount = hfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("hfs"); diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c index 1986b4f18a9013..d0994cdeafdb17 100644 --- a/fs/hfsplus/super.c +++ b/fs/hfsplus/super.c @@ -645,7 +645,7 @@ static struct file_system_type hfsplus_fs_type = { .owner = THIS_MODULE, .name = "hfsplus", .mount = hfsplus_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("hfsplus"); diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c index 758a51564124dc..df8a641fe71657 100644 --- a/fs/hpfs/super.c +++ b/fs/hpfs/super.c @@ -763,7 +763,7 @@ static struct file_system_type hpfs_fs_type = { .owner = THIS_MODULE, .name = "hpfs", .mount = hpfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("hpfs"); diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c index 2ee21286ac8f07..524fae2ff0d9bf 100644 --- a/fs/isofs/inode.c +++ b/fs/isofs/inode.c @@ -1563,7 +1563,7 @@ static struct file_system_type iso9660_fs_type = { .owner = THIS_MODULE, .name = "iso9660", .mount = isofs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("iso9660"); diff --git a/fs/jfs/super.c b/fs/jfs/super.c index 2e2f7f6d36a09d..6a44da0c652194 100644 --- a/fs/jfs/super.c +++ b/fs/jfs/super.c @@ -905,7 +905,7 @@ static struct file_system_type jfs_fs_type = { .owner = THIS_MODULE, .name = "jfs", .mount = jfs_do_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("jfs"); diff --git a/fs/minix/inode.c b/fs/minix/inode.c index df575473c1cc0b..9e812e0882bbb1 100644 --- a/fs/minix/inode.c +++ b/fs/minix/inode.c @@ -688,7 +688,7 @@ static struct file_system_type minix_fs_type = { .owner = THIS_MODULE, .name = "minix", .mount = minix_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("minix"); diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index a5d1fa4e7552f6..95b0e33a665d8c 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -1370,7 +1370,7 @@ struct file_system_type nilfs_fs_type = { .owner = THIS_MODULE, .name = "nilfs2", .mount = nilfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("nilfs2"); diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index 56a7d5bd33e4e2..811283d709faeb 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -3061,7 +3061,7 @@ static struct file_system_type ntfs_fs_type = { .owner = THIS_MODULE, .name = "ntfs", .mount = ntfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ntfs"); diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c index cfec5e0c7f66ae..8e8b614773e071 100644 --- a/fs/ntfs3/super.c +++ b/fs/ntfs3/super.c @@ -1720,11 +1720,11 @@ static int ntfs_init_fs_context(struct fs_context *fc) return -ENOMEM; } -static void ntfs3_kill_sb(struct super_block *sb) +static void ntfs3_free_sb(struct super_block *sb) { struct ntfs_sb_info *sbi = sb->s_fs_info; - kill_block_super(sb); + block_free_sb(sb); if (sbi->options) put_mount_options(sbi->options); @@ -1737,7 +1737,7 @@ static struct file_system_type ntfs_fs_type = { .name = "ntfs3", .init_fs_context = ntfs_init_fs_context, .parameters = ntfs_fs_parameters, - .kill_sb = ntfs3_kill_sb, + .free_sb = ntfs3_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, }; // clang-format on diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 6b906424902b46..fc63858a6744af 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -1190,7 +1190,7 @@ static struct file_system_type ocfs2_fs_type = { .owner = THIS_MODULE, .name = "ocfs2", .mount = ocfs2_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV|FS_RENAME_DOES_D_MOVE, .next = NULL }; diff --git a/fs/omfs/inode.c b/fs/omfs/inode.c index 2f8c1882f45c85..7bb65fccc7a6b0 100644 --- a/fs/omfs/inode.c +++ b/fs/omfs/inode.c @@ -606,7 +606,7 @@ static struct file_system_type omfs_fs_type = { .owner = THIS_MODULE, .name = "omfs", .mount = omfs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("omfs"); diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c index a7171f5532a1f8..56825072ac90da 100644 --- a/fs/qnx4/inode.c +++ b/fs/qnx4/inode.c @@ -235,10 +235,11 @@ static int qnx4_fill_super(struct super_block *s, void *data, int silent) return 0; } -static void qnx4_kill_sb(struct super_block *sb) +static void qnx4_free_sb(struct super_block *sb) { struct qnx4_sb_info *qs = qnx4_sb(sb); - kill_block_super(sb); + + block_free_sb(sb); if (qs) { kfree(qs->BitMap); kfree(qs); @@ -388,7 +389,7 @@ static struct file_system_type qnx4_fs_type = { .owner = THIS_MODULE, .name = "qnx4", .mount = qnx4_mount, - .kill_sb = qnx4_kill_sb, + .free_sb = qnx4_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("qnx4"); diff --git a/fs/qnx6/inode.c b/fs/qnx6/inode.c index 21f90d519f1a16..1ac37a6bdec7dc 100644 --- a/fs/qnx6/inode.c +++ b/fs/qnx6/inode.c @@ -644,7 +644,7 @@ static struct file_system_type qnx6_fs_type = { .owner = THIS_MODULE, .name = "qnx6", .mount = qnx6_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("qnx6"); diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 7eaf36b3de12b4..e9633533d20261 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -547,7 +547,7 @@ int remove_save_link(struct inode *inode, int truncate) return journal_end(&th); } -static void reiserfs_kill_sb(struct super_block *s) +static void reiserfs_shutdown_sb(struct super_block *s) { if (REISERFS_SB(s)) { reiserfs_proc_info_done(s); @@ -566,8 +566,6 @@ static void reiserfs_kill_sb(struct super_block *s) dput(REISERFS_SB(s)->priv_root); REISERFS_SB(s)->priv_root = NULL; } - - kill_block_super(s); } #ifdef CONFIG_QUOTA @@ -2634,7 +2632,8 @@ struct file_system_type reiserfs_fs_type = { .owner = THIS_MODULE, .name = "reiserfs", .mount = get_super_block, - .kill_sb = reiserfs_kill_sb, + .shutdown_sb = reiserfs_shutdown_sb, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("reiserfs"); diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c index 22e812808e5cf9..ecb9d3a22a859c 100644 --- a/fs/squashfs/super.c +++ b/fs/squashfs/super.c @@ -678,7 +678,7 @@ static struct file_system_type squashfs_fs_type = { .name = "squashfs", .init_fs_context = squashfs_init_fs_context, .parameters = squashfs_fs_parameters, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP, }; MODULE_ALIAS_FS("squashfs"); diff --git a/fs/super.c b/fs/super.c index 1173a272bd086a..805ca1dd1e23f2 100644 --- a/fs/super.c +++ b/fs/super.c @@ -1665,18 +1665,16 @@ struct dentry *mount_bdev(struct file_system_type *fs_type, } EXPORT_SYMBOL(mount_bdev); -void kill_block_super(struct super_block *sb) +void block_free_sb(struct super_block *sb) { struct block_device *bdev = sb->s_bdev; - generic_shutdown_super(sb); if (bdev) { sync_blockdev(bdev); blkdev_put(bdev, sb); } } - -EXPORT_SYMBOL(kill_block_super); +EXPORT_SYMBOL(block_free_sb); #endif struct dentry *mount_nodev(struct file_system_type *fs_type, diff --git a/fs/sysv/super.c b/fs/sysv/super.c index 3365a30dc1e0cd..028a813af3a520 100644 --- a/fs/sysv/super.c +++ b/fs/sysv/super.c @@ -544,7 +544,7 @@ static struct file_system_type sysv_fs_type = { .owner = THIS_MODULE, .name = "sysv", .mount = sysv_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("sysv"); @@ -553,7 +553,7 @@ static struct file_system_type v7_fs_type = { .owner = THIS_MODULE, .name = "v7", .mount = v7_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("v7"); diff --git a/fs/udf/super.c b/fs/udf/super.c index 928a04d9d9e0ad..c610cf41e4efae 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -129,7 +129,7 @@ static struct file_system_type udf_fstype = { .owner = THIS_MODULE, .name = "udf", .mount = udf_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("udf"); diff --git a/fs/ufs/super.c b/fs/ufs/super.c index 23377c1baed9e0..ab3e9f4b657824 100644 --- a/fs/ufs/super.c +++ b/fs/ufs/super.c @@ -1512,7 +1512,7 @@ static struct file_system_type ufs_fs_type = { .owner = THIS_MODULE, .name = "ufs", .mount = ufs_mount, - .kill_sb = kill_block_super, + .free_sb = block_free_sb, .fs_flags = FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ufs"); diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index c1ece4a08ff446..bf2e43d6885bfc 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -1953,7 +1953,7 @@ xfs_free_buftarg( list_lru_destroy(&btp->bt_lru); fs_put_dax(btp->bt_daxdev, btp->bt_mount); - /* the main block device is closed by kill_block_super */ + /* the main block device is closed by block_free_sb */ if (bdev != btp->bt_mount->m_super->s_bdev) blkdev_put(bdev, btp->bt_mount->m_super); diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 1f77014c6e1abd..a3c07ca4e648c2 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -2052,10 +2052,10 @@ static int xfs_init_fs_context( } static void -xfs_kill_sb( +xfs_free_sb( struct super_block *sb) { - kill_block_super(sb); + block_free_sb(sb); xfs_mount_free(XFS_M(sb)); } @@ -2064,7 +2064,7 @@ static struct file_system_type xfs_fs_type = { .name = "xfs", .init_fs_context = xfs_init_fs_context, .parameters = xfs_fs_parameters, - .kill_sb = xfs_kill_sb, + .free_sb = xfs_free_sb, .fs_flags = FS_REQUIRES_DEV | FS_ALLOW_IDMAP | FS_MGTIME, }; MODULE_ALIAS_FS("xfs"); diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c index 35b2554ce2ac2e..0406e0e33ebdbc 100644 --- a/fs/zonefs/super.c +++ b/fs/zonefs/super.c @@ -1221,7 +1221,7 @@ static int zonefs_get_zgroup_inodes(struct super_block *sb) return 0; } -static void zonefs_release_zgroup_inodes(struct super_block *sb) +static void zonefs_shutdown_sb(struct super_block *sb) { struct zonefs_sb_info *sbi = ZONEFS_SB(sb); enum zonefs_ztype ztype; @@ -1229,6 +1229,7 @@ static void zonefs_release_zgroup_inodes(struct super_block *sb) if (!sbi) return; + /* Release the reference on the zone group directory inodes */ for (ztype = 0; ztype < ZONEFS_ZTYPE_MAX; ztype++) { if (sbi->s_zgroup[ztype].g_inode) { iput(sbi->s_zgroup[ztype].g_inode); @@ -1351,14 +1352,11 @@ static struct dentry *zonefs_mount(struct file_system_type *fs_type, return mount_bdev(fs_type, flags, dev_name, data, zonefs_fill_super); } -static void zonefs_kill_super(struct super_block *sb) +static void zonefs_free_sb(struct super_block *sb) { struct zonefs_sb_info *sbi = ZONEFS_SB(sb); - /* Release the reference on the zone group directory inodes */ - zonefs_release_zgroup_inodes(sb); - - kill_block_super(sb); + block_free_sb(sb); zonefs_sysfs_unregister(sb); zonefs_free_zgroups(sb); @@ -1372,7 +1370,8 @@ static struct file_system_type zonefs_type = { .owner = THIS_MODULE, .name = "zonefs", .mount = zonefs_mount, - .kill_sb = zonefs_kill_super, + .shutdown_sb = zonefs_shutdown_sb, + .free_sb = zonefs_free_sb, .fs_flags = FS_REQUIRES_DEV, }; diff --git a/include/linux/fs.h b/include/linux/fs.h index c44c6fe9fc045b..302be5dfc1a04a 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2383,7 +2383,7 @@ extern struct dentry *mount_nodev(struct file_system_type *fs_type, extern struct dentry *mount_subtree(struct vfsmount *mnt, const char *path); void retire_super(struct super_block *sb); void generic_shutdown_super(struct super_block *sb); -void kill_block_super(struct super_block *sb); +void block_free_sb(struct super_block *sb); void litter_shutdown_sb(struct super_block *sb); void deactivate_super(struct super_block *sb); void deactivate_locked_super(struct super_block *sb);

[13/19] fs: convert kill_block_super to block_free_sb

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