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-rw-r--r--fs/gfs2/aops.c3
-rw-r--r--fs/gfs2/meta_io.c2
-rw-r--r--fs/gfs2/ops_fstype.c52
-rw-r--r--fs/gfs2/ops_inode.c8
-rw-r--r--fs/gfs2/super.c1
5 files changed, 28 insertions, 38 deletions
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 6b24afb96aae..4f36f8832b9b 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -618,7 +618,6 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
struct gfs2_alloc *al = NULL;
pgoff_t index = pos >> PAGE_CACHE_SHIFT;
unsigned from = pos & (PAGE_CACHE_SIZE - 1);
- unsigned to = from + len;
struct page *page;
gfs2_holder_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &ip->i_gh);
@@ -691,7 +690,7 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
}
prepare_write:
- error = block_prepare_write(page, from, to, gfs2_block_map);
+ error = __block_write_begin(page, from, len, gfs2_block_map);
out:
if (error == 0)
return 0;
diff --git a/fs/gfs2/meta_io.c b/fs/gfs2/meta_io.c
index f3b071f921aa..939739c7b3f9 100644
--- a/fs/gfs2/meta_io.c
+++ b/fs/gfs2/meta_io.c
@@ -55,7 +55,7 @@ static int gfs2_aspace_writepage(struct page *page, struct writeback_control *wb
* activity, but those code paths have their own higher-level
* throttling.
*/
- if (wbc->sync_mode != WB_SYNC_NONE || !wbc->nonblocking) {
+ if (wbc->sync_mode != WB_SYNC_NONE) {
lock_buffer(bh);
} else if (!trylock_buffer(bh)) {
redirty_page_for_writepage(wbc, page);
diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c
index aeafc233dc89..3eb1393f7b81 100644
--- a/fs/gfs2/ops_fstype.c
+++ b/fs/gfs2/ops_fstype.c
@@ -1219,7 +1219,6 @@ fail_sb:
fail_locking:
init_locking(sdp, &mount_gh, UNDO);
fail_lm:
- invalidate_inodes(sb);
gfs2_gl_hash_clear(sdp);
gfs2_lm_unmount(sdp);
fail_sys:
@@ -1251,12 +1250,11 @@ static int test_gfs2_super(struct super_block *s, void *ptr)
}
/**
- * gfs2_get_sb - Get the GFS2 superblock
+ * gfs2_mount - Get the GFS2 superblock
* @fs_type: The GFS2 filesystem type
* @flags: Mount flags
* @dev_name: The name of the device
* @data: The mount arguments
- * @mnt: The vfsmnt for this mount
*
* Q. Why not use get_sb_bdev() ?
* A. We need to select one of two root directories to mount, independent
@@ -1265,8 +1263,8 @@ static int test_gfs2_super(struct super_block *s, void *ptr)
* Returns: 0 or -ve on error
*/
-static int gfs2_get_sb(struct file_system_type *fs_type, int flags,
- const char *dev_name, void *data, struct vfsmount *mnt)
+static struct dentry *gfs2_mount(struct file_system_type *fs_type, int flags,
+ const char *dev_name, void *data)
{
struct block_device *bdev;
struct super_block *s;
@@ -1280,7 +1278,7 @@ static int gfs2_get_sb(struct file_system_type *fs_type, int flags,
bdev = open_bdev_exclusive(dev_name, mode, fs_type);
if (IS_ERR(bdev))
- return PTR_ERR(bdev);
+ return ERR_CAST(bdev);
/*
* once the super is inserted into the list by sget, s_umount
@@ -1299,6 +1297,9 @@ static int gfs2_get_sb(struct file_system_type *fs_type, int flags,
if (IS_ERR(s))
goto error_bdev;
+ if (s->s_root)
+ close_bdev_exclusive(bdev, mode);
+
memset(&args, 0, sizeof(args));
args.ar_quota = GFS2_QUOTA_DEFAULT;
args.ar_data = GFS2_DATA_DEFAULT;
@@ -1310,17 +1311,13 @@ static int gfs2_get_sb(struct file_system_type *fs_type, int flags,
error = gfs2_mount_args(&args, data);
if (error) {
printk(KERN_WARNING "GFS2: can't parse mount arguments\n");
- if (s->s_root)
- goto error_super;
- deactivate_locked_super(s);
- return error;
+ goto error_super;
}
if (s->s_root) {
error = -EBUSY;
if ((flags ^ s->s_flags) & MS_RDONLY)
goto error_super;
- close_bdev_exclusive(bdev, mode);
} else {
char b[BDEVNAME_SIZE];
@@ -1329,27 +1326,24 @@ static int gfs2_get_sb(struct file_system_type *fs_type, int flags,
strlcpy(s->s_id, bdevname(bdev, b), sizeof(s->s_id));
sb_set_blocksize(s, block_size(bdev));
error = fill_super(s, &args, flags & MS_SILENT ? 1 : 0);
- if (error) {
- deactivate_locked_super(s);
- return error;
- }
+ if (error)
+ goto error_super;
s->s_flags |= MS_ACTIVE;
bdev->bd_super = s;
}
sdp = s->s_fs_info;
- mnt->mnt_sb = s;
if (args.ar_meta)
- mnt->mnt_root = dget(sdp->sd_master_dir);
+ return dget(sdp->sd_master_dir);
else
- mnt->mnt_root = dget(sdp->sd_root_dir);
- return 0;
+ return dget(sdp->sd_root_dir);
error_super:
deactivate_locked_super(s);
+ return ERR_PTR(error);
error_bdev:
close_bdev_exclusive(bdev, mode);
- return error;
+ return ERR_PTR(error);
}
static int set_meta_super(struct super_block *s, void *ptr)
@@ -1357,8 +1351,8 @@ static int set_meta_super(struct super_block *s, void *ptr)
return -EINVAL;
}
-static int gfs2_get_sb_meta(struct file_system_type *fs_type, int flags,
- const char *dev_name, void *data, struct vfsmount *mnt)
+static struct dentry *gfs2_mount_meta(struct file_system_type *fs_type,
+ int flags, const char *dev_name, void *data)
{
struct super_block *s;
struct gfs2_sbd *sdp;
@@ -1369,23 +1363,21 @@ static int gfs2_get_sb_meta(struct file_system_type *fs_type, int flags,
if (error) {
printk(KERN_WARNING "GFS2: path_lookup on %s returned error %d\n",
dev_name, error);
- return error;
+ return ERR_PTR(error);
}
s = sget(&gfs2_fs_type, test_gfs2_super, set_meta_super,
path.dentry->d_inode->i_sb->s_bdev);
path_put(&path);
if (IS_ERR(s)) {
printk(KERN_WARNING "GFS2: gfs2 mount does not exist\n");
- return PTR_ERR(s);
+ return ERR_CAST(s);
}
if ((flags ^ s->s_flags) & MS_RDONLY) {
deactivate_locked_super(s);
- return -EBUSY;
+ return ERR_PTR(-EBUSY);
}
sdp = s->s_fs_info;
- mnt->mnt_sb = s;
- mnt->mnt_root = dget(sdp->sd_master_dir);
- return 0;
+ return dget(sdp->sd_master_dir);
}
static void gfs2_kill_sb(struct super_block *sb)
@@ -1411,7 +1403,7 @@ static void gfs2_kill_sb(struct super_block *sb)
struct file_system_type gfs2_fs_type = {
.name = "gfs2",
.fs_flags = FS_REQUIRES_DEV,
- .get_sb = gfs2_get_sb,
+ .mount = gfs2_mount,
.kill_sb = gfs2_kill_sb,
.owner = THIS_MODULE,
};
@@ -1419,7 +1411,7 @@ struct file_system_type gfs2_fs_type = {
struct file_system_type gfs2meta_fs_type = {
.name = "gfs2meta",
.fs_flags = FS_REQUIRES_DEV,
- .get_sb = gfs2_get_sb_meta,
+ .mount = gfs2_mount_meta,
.owner = THIS_MODULE,
};
diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
index 0534510200d5..12cbea7502c2 100644
--- a/fs/gfs2/ops_inode.c
+++ b/fs/gfs2/ops_inode.c
@@ -255,7 +255,7 @@ out_parent:
gfs2_holder_uninit(ghs);
gfs2_holder_uninit(ghs + 1);
if (!error) {
- atomic_inc(&inode->i_count);
+ ihold(inode);
d_instantiate(dentry, inode);
mark_inode_dirty(inode);
}
@@ -1294,7 +1294,7 @@ static int write_empty_blocks(struct page *page, unsigned from, unsigned to)
int error;
if (!page_has_buffers(page)) {
- error = block_prepare_write(page, from, to, gfs2_block_map);
+ error = __block_write_begin(page, from, to - from, gfs2_block_map);
if (unlikely(error))
return error;
@@ -1313,7 +1313,7 @@ static int write_empty_blocks(struct page *page, unsigned from, unsigned to)
next += bh->b_size;
if (buffer_mapped(bh)) {
if (end) {
- error = block_prepare_write(page, start, end,
+ error = __block_write_begin(page, start, end - start,
gfs2_block_map);
if (unlikely(error))
return error;
@@ -1328,7 +1328,7 @@ static int write_empty_blocks(struct page *page, unsigned from, unsigned to)
} while (next < to);
if (end) {
- error = block_prepare_write(page, start, end, gfs2_block_map);
+ error = __block_write_begin(page, start, end - start, gfs2_block_map);
if (unlikely(error))
return error;
empty_write_end(page, start, end);
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 047d1176096c..2b2c4997430b 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -857,7 +857,6 @@ restart:
gfs2_clear_rgrpd(sdp);
gfs2_jindex_free(sdp);
/* Take apart glock structures and buffer lists */
- invalidate_inodes(sdp->sd_vfs);
gfs2_gl_hash_clear(sdp);
/* Unmount the locking protocol */
gfs2_lm_unmount(sdp);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.