diff options
Diffstat (limited to 'fs/qnx4/inode.c')
| -rw-r--r-- | fs/qnx4/inode.c | 49 |
1 files changed, 31 insertions, 18 deletions
diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c index 6eb9bb369b..d79841e944 100644 --- a/fs/qnx4/inode.c +++ b/fs/qnx4/inode.c @@ -21,6 +21,7 @@ #include <linux/buffer_head.h> #include <linux/writeback.h> #include <linux/statfs.h> +#include <linux/fs_context.h> #include "qnx4.h" #define QNX4_VERSION 4 @@ -30,28 +31,33 @@ static const struct super_operations qnx4_sops; static struct inode *qnx4_alloc_inode(struct super_block *sb); static void qnx4_free_inode(struct inode *inode); -static int qnx4_remount(struct super_block *sb, int *flags, char *data); static int qnx4_statfs(struct dentry *, struct kstatfs *); +static int qnx4_get_tree(struct fs_context *fc); static const struct super_operations qnx4_sops = { .alloc_inode = qnx4_alloc_inode, .free_inode = qnx4_free_inode, .statfs = qnx4_statfs, - .remount_fs = qnx4_remount, }; -static int qnx4_remount(struct super_block *sb, int *flags, char *data) +static int qnx4_reconfigure(struct fs_context *fc) { + struct super_block *sb = fc->root->d_sb; struct qnx4_sb_info *qs; sync_filesystem(sb); qs = qnx4_sb(sb); qs->Version = QNX4_VERSION; - *flags |= SB_RDONLY; + fc->sb_flags |= SB_RDONLY; return 0; } +static const struct fs_context_operations qnx4_context_opts = { + .get_tree = qnx4_get_tree, + .reconfigure = qnx4_reconfigure, +}; + static int qnx4_get_block( struct inode *inode, sector_t iblock, struct buffer_head *bh, int create ) { unsigned long phys; @@ -183,12 +189,13 @@ static const char *qnx4_checkroot(struct super_block *sb, return "bitmap file not found."; } -static int qnx4_fill_super(struct super_block *s, void *data, int silent) +static int qnx4_fill_super(struct super_block *s, struct fs_context *fc) { struct buffer_head *bh; struct inode *root; const char *errmsg; struct qnx4_sb_info *qs; + int silent = fc->sb_flags & SB_SILENT; qs = kzalloc(sizeof(struct qnx4_sb_info), GFP_KERNEL); if (!qs) @@ -216,7 +223,7 @@ static int qnx4_fill_super(struct super_block *s, void *data, int silent) errmsg = qnx4_checkroot(s, (struct qnx4_super_block *) bh->b_data); brelse(bh); if (errmsg != NULL) { - if (!silent) + if (!silent) printk(KERN_ERR "qnx4: %s\n", errmsg); return -EINVAL; } @@ -235,6 +242,18 @@ static int qnx4_fill_super(struct super_block *s, void *data, int silent) return 0; } +static int qnx4_get_tree(struct fs_context *fc) +{ + return get_tree_bdev(fc, qnx4_fill_super); +} + +static int qnx4_init_fs_context(struct fs_context *fc) +{ + fc->ops = &qnx4_context_opts; + + return 0; +} + static void qnx4_kill_sb(struct super_block *sb) { struct qnx4_sb_info *qs = qnx4_sb(sb); @@ -359,7 +378,7 @@ static int init_inodecache(void) qnx4_inode_cachep = kmem_cache_create("qnx4_inode_cache", sizeof(struct qnx4_inode_info), 0, (SLAB_RECLAIM_ACCOUNT| - SLAB_MEM_SPREAD|SLAB_ACCOUNT), + SLAB_ACCOUNT), init_once); if (qnx4_inode_cachep == NULL) return -ENOMEM; @@ -376,18 +395,12 @@ static void destroy_inodecache(void) kmem_cache_destroy(qnx4_inode_cachep); } -static struct dentry *qnx4_mount(struct file_system_type *fs_type, - int flags, const char *dev_name, void *data) -{ - return mount_bdev(fs_type, flags, dev_name, data, qnx4_fill_super); -} - static struct file_system_type qnx4_fs_type = { - .owner = THIS_MODULE, - .name = "qnx4", - .mount = qnx4_mount, - .kill_sb = qnx4_kill_sb, - .fs_flags = FS_REQUIRES_DEV, + .owner = THIS_MODULE, + .name = "qnx4", + .kill_sb = qnx4_kill_sb, + .fs_flags = FS_REQUIRES_DEV, + .init_fs_context = qnx4_init_fs_context, }; MODULE_ALIAS_FS("qnx4"); |