1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
20158de12SFabian Frederick #ifdef pr_fmt
30158de12SFabian Frederick #undef pr_fmt
40158de12SFabian Frederick #endif
50158de12SFabian Frederick
60158de12SFabian Frederick #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
70158de12SFabian Frederick
81da177e4SLinus Torvalds #include <linux/types.h>
91da177e4SLinus Torvalds #include <linux/fs.h>
101da177e4SLinus Torvalds #include <linux/buffer_head.h>
11d2d58e0eSFabian Frederick #include "amigaffs.h"
127d135a5dSMatthias Kaehlcke #include <linux/mutex.h>
133dd84782SArtem Bityutskiy #include <linux/workqueue.h>
141da177e4SLinus Torvalds
151da177e4SLinus Torvalds /* Ugly macros make the code more pretty. */
161da177e4SLinus Torvalds
171da177e4SLinus Torvalds #define GET_END_PTR(st,p,sz) ((st *)((char *)(p)+((sz)-sizeof(st))))
181da177e4SLinus Torvalds #define AFFS_GET_HASHENTRY(data,hashkey) be32_to_cpu(((struct dir_front *)data)->hashtable[hashkey])
191da177e4SLinus Torvalds #define AFFS_BLOCK(sb, bh, blk) (AFFS_HEAD(bh)->table[AFFS_SB(sb)->s_hashsize-1-(blk)])
201da177e4SLinus Torvalds
211da177e4SLinus Torvalds #define AFFS_HEAD(bh) ((struct affs_head *)(bh)->b_data)
221da177e4SLinus Torvalds #define AFFS_TAIL(sb, bh) ((struct affs_tail *)((bh)->b_data+(sb)->s_blocksize-sizeof(struct affs_tail)))
231da177e4SLinus Torvalds #define AFFS_ROOT_HEAD(bh) ((struct affs_root_head *)(bh)->b_data)
241da177e4SLinus Torvalds #define AFFS_ROOT_TAIL(sb, bh) ((struct affs_root_tail *)((bh)->b_data+(sb)->s_blocksize-sizeof(struct affs_root_tail)))
251da177e4SLinus Torvalds #define AFFS_DATA_HEAD(bh) ((struct affs_data_head *)(bh)->b_data)
261da177e4SLinus Torvalds #define AFFS_DATA(bh) (((struct affs_data_head *)(bh)->b_data)->data)
271da177e4SLinus Torvalds
281da177e4SLinus Torvalds #define AFFS_CACHE_SIZE PAGE_SIZE
291da177e4SLinus Torvalds
301da177e4SLinus Torvalds #define AFFS_LC_SIZE (AFFS_CACHE_SIZE/sizeof(u32)/2)
311da177e4SLinus Torvalds #define AFFS_AC_SIZE (AFFS_CACHE_SIZE/sizeof(struct affs_ext_key)/2)
321da177e4SLinus Torvalds #define AFFS_AC_MASK (AFFS_AC_SIZE-1)
331da177e4SLinus Torvalds
34f157853eSFabian Frederick #define AFFSNAMEMAX 30U
35f157853eSFabian Frederick
361da177e4SLinus Torvalds struct affs_ext_key {
371da177e4SLinus Torvalds u32 ext; /* idx of the extended block */
381da177e4SLinus Torvalds u32 key; /* block number */
391da177e4SLinus Torvalds };
401da177e4SLinus Torvalds
411da177e4SLinus Torvalds /*
421da177e4SLinus Torvalds * affs fs inode data in memory
431da177e4SLinus Torvalds */
441da177e4SLinus Torvalds struct affs_inode_info {
45dca3c336SRoman Zippel atomic_t i_opencnt;
466060c07dSDavidlohr Bueso struct mutex i_link_lock; /* Protects internal inode access. */
476060c07dSDavidlohr Bueso struct mutex i_ext_lock; /* Protects internal inode access. */
481da177e4SLinus Torvalds #define i_hash_lock i_ext_lock
491da177e4SLinus Torvalds u32 i_blkcnt; /* block count */
501da177e4SLinus Torvalds u32 i_extcnt; /* extended block count */
511da177e4SLinus Torvalds u32 *i_lc; /* linear cache of extended blocks */
521da177e4SLinus Torvalds u32 i_lc_size;
531da177e4SLinus Torvalds u32 i_lc_shift;
541da177e4SLinus Torvalds u32 i_lc_mask;
551da177e4SLinus Torvalds struct affs_ext_key *i_ac; /* associative cache of extended blocks */
561da177e4SLinus Torvalds u32 i_ext_last; /* last accessed extended block */
571da177e4SLinus Torvalds struct buffer_head *i_ext_bh; /* bh of last extended block */
581da177e4SLinus Torvalds loff_t mmu_private;
591da177e4SLinus Torvalds u32 i_protect; /* unused attribute bits */
601da177e4SLinus Torvalds u32 i_lastalloc; /* last allocated block */
611da177e4SLinus Torvalds int i_pa_cnt; /* number of preallocated blocks */
621da177e4SLinus Torvalds struct inode vfs_inode;
631da177e4SLinus Torvalds };
641da177e4SLinus Torvalds
651da177e4SLinus Torvalds /* short cut to get to the affs specific inode data */
AFFS_I(struct inode * inode)661da177e4SLinus Torvalds static inline struct affs_inode_info *AFFS_I(struct inode *inode)
671da177e4SLinus Torvalds {
68db6172c4SRasmus Villemoes return container_of(inode, struct affs_inode_info, vfs_inode);
691da177e4SLinus Torvalds }
701da177e4SLinus Torvalds
711da177e4SLinus Torvalds /*
721da177e4SLinus Torvalds * super-block data in memory
731da177e4SLinus Torvalds *
741da177e4SLinus Torvalds * Block numbers are adjusted for their actual size
751da177e4SLinus Torvalds *
761da177e4SLinus Torvalds */
771da177e4SLinus Torvalds
781da177e4SLinus Torvalds struct affs_bm_info {
791da177e4SLinus Torvalds u32 bm_key; /* Disk block number */
801da177e4SLinus Torvalds u32 bm_free; /* Free blocks in here */
811da177e4SLinus Torvalds };
821da177e4SLinus Torvalds
831da177e4SLinus Torvalds struct affs_sb_info {
841da177e4SLinus Torvalds int s_partition_size; /* Partition size in blocks. */
851da177e4SLinus Torvalds int s_reserved; /* Number of reserved blocks. */
861da177e4SLinus Torvalds //u32 s_blksize; /* Initial device blksize */
871da177e4SLinus Torvalds u32 s_data_blksize; /* size of the data block w/o header */
881da177e4SLinus Torvalds u32 s_root_block; /* FFS root block number. */
891da177e4SLinus Torvalds int s_hashsize; /* Size of hash table. */
901da177e4SLinus Torvalds unsigned long s_flags; /* See below. */
918fed10beSEric W. Biederman kuid_t s_uid; /* uid to override */
928fed10beSEric W. Biederman kgid_t s_gid; /* gid to override */
931da177e4SLinus Torvalds umode_t s_mode; /* mode to override */
941da177e4SLinus Torvalds struct buffer_head *s_root_bh; /* Cached root block. */
957d135a5dSMatthias Kaehlcke struct mutex s_bmlock; /* Protects bitmap access. */
961da177e4SLinus Torvalds struct affs_bm_info *s_bitmap; /* Bitmap infos. */
971da177e4SLinus Torvalds u32 s_bmap_count; /* # of bitmap blocks. */
981da177e4SLinus Torvalds u32 s_bmap_bits; /* # of bits in one bitmap blocks */
991da177e4SLinus Torvalds u32 s_last_bmap;
1001da177e4SLinus Torvalds struct buffer_head *s_bmap_bh;
1011da177e4SLinus Torvalds char *s_prefix; /* Prefix for volumes and assigns. */
1021da177e4SLinus Torvalds char s_volume[32]; /* Volume prefix for absolute symlinks. */
10329333920SAl Viro spinlock_t symlink_lock; /* protects the previous two */
104a215fef7SArtem Bityutskiy struct super_block *sb; /* the VFS superblock object */
1053dd84782SArtem Bityutskiy int work_queued; /* non-zero delayed work is queued */
1063dd84782SArtem Bityutskiy struct delayed_work sb_work; /* superblock flush delayed work */
1073dd84782SArtem Bityutskiy spinlock_t work_lock; /* protects sb_work and work_queued */
1081da177e4SLinus Torvalds };
1091da177e4SLinus Torvalds
110a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_INTL 0x0001 /* International filesystem. */
111a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_BM_VALID 0x0002 /* Bitmap is valid. */
112a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_IMMUTABLE 0x0004 /* Protection bits cannot be changed */
113a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_QUIET 0x0008 /* chmod errors will be not reported */
114a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_SETUID 0x0010 /* Ignore Amiga uid */
115a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_SETGID 0x0020 /* Ignore Amiga gid */
116a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_SETMODE 0x0040 /* Ignore Amiga protection bits */
117a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_MUFS 0x0100 /* Use MUFS uid/gid mapping */
118a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_OFS 0x0200 /* Old filesystem */
119a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_PREFIX 0x0400 /* Buffer for prefix is allocated */
120a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_VERBOSE 0x0800 /* Talk about fs when mounting */
121a0016ff2SFabian Frederick #define AFFS_MOUNT_SF_NO_TRUNCATE 0x1000 /* Don't truncate filenames */
1221da177e4SLinus Torvalds
1236bf445ceSFabian Frederick #define affs_clear_opt(o, opt) (o &= ~AFFS_MOUNT_##opt)
1246bf445ceSFabian Frederick #define affs_set_opt(o, opt) (o |= AFFS_MOUNT_##opt)
1256bf445ceSFabian Frederick #define affs_test_opt(o, opt) ((o) & AFFS_MOUNT_##opt)
1266bf445ceSFabian Frederick
1271da177e4SLinus Torvalds /* short cut to get to the affs specific sb data */
AFFS_SB(struct super_block * sb)1281da177e4SLinus Torvalds static inline struct affs_sb_info *AFFS_SB(struct super_block *sb)
1291da177e4SLinus Torvalds {
1301da177e4SLinus Torvalds return sb->s_fs_info;
1311da177e4SLinus Torvalds }
1321da177e4SLinus Torvalds
1333dd84782SArtem Bityutskiy void affs_mark_sb_dirty(struct super_block *sb);
1343dd84782SArtem Bityutskiy
1351da177e4SLinus Torvalds /* amigaffs.c */
1361da177e4SLinus Torvalds
1371da177e4SLinus Torvalds extern int affs_insert_hash(struct inode *inode, struct buffer_head *bh);
1381da177e4SLinus Torvalds extern int affs_remove_hash(struct inode *dir, struct buffer_head *rem_bh);
1391da177e4SLinus Torvalds extern int affs_remove_header(struct dentry *dentry);
1401da177e4SLinus Torvalds extern u32 affs_checksum_block(struct super_block *sb, struct buffer_head *bh);
1411da177e4SLinus Torvalds extern void affs_fix_checksum(struct super_block *sb, struct buffer_head *bh);
142c1618208SFabian Frederick extern void affs_secs_to_datestamp(time64_t secs, struct affs_date *ds);
143c1618208SFabian Frederick extern umode_t affs_prot_to_mode(u32 prot);
144c1618208SFabian Frederick extern void affs_mode_to_prot(struct inode *inode);
1451ee54b09SFabian Frederick __printf(3, 4)
1468ca57722SFabian Frederick extern void affs_error(struct super_block *sb, const char *function,
1478ca57722SFabian Frederick const char *fmt, ...);
1481ee54b09SFabian Frederick __printf(3, 4)
1498ca57722SFabian Frederick extern void affs_warning(struct super_block *sb, const char *function,
1508ca57722SFabian Frederick const char *fmt, ...);
1518ca57722SFabian Frederick extern bool affs_nofilenametruncate(const struct dentry *dentry);
1528ca57722SFabian Frederick extern int affs_check_name(const unsigned char *name, int len,
1538ca57722SFabian Frederick bool notruncate);
1541da177e4SLinus Torvalds extern int affs_copy_name(unsigned char *bstr, struct dentry *dentry);
1551da177e4SLinus Torvalds
1561da177e4SLinus Torvalds /* bitmap. c */
1571da177e4SLinus Torvalds
1581da177e4SLinus Torvalds extern u32 affs_count_free_blocks(struct super_block *s);
1591da177e4SLinus Torvalds extern void affs_free_block(struct super_block *sb, u32 block);
1601da177e4SLinus Torvalds extern u32 affs_alloc_block(struct inode *inode, u32 goal);
1611da177e4SLinus Torvalds extern int affs_init_bitmap(struct super_block *sb, int *flags);
1621da177e4SLinus Torvalds extern void affs_free_bitmap(struct super_block *sb);
1631da177e4SLinus Torvalds
1641da177e4SLinus Torvalds /* namei.c */
1651da177e4SLinus Torvalds
166ed4433d7SFabian Frederick extern const struct export_operations affs_export_ops;
1671da177e4SLinus Torvalds extern int affs_hash_name(struct super_block *sb, const u8 *name, unsigned int len);
16800cd8dd3SAl Viro extern struct dentry *affs_lookup(struct inode *dir, struct dentry *dentry, unsigned int);
1691da177e4SLinus Torvalds extern int affs_unlink(struct inode *dir, struct dentry *dentry);
1706c960e68SChristian Brauner extern int affs_create(struct mnt_idmap *idmap, struct inode *dir,
171549c7297SChristian Brauner struct dentry *dentry, umode_t mode, bool);
172c54bd91eSChristian Brauner extern int affs_mkdir(struct mnt_idmap *idmap, struct inode *dir,
173549c7297SChristian Brauner struct dentry *dentry, umode_t mode);
1741da177e4SLinus Torvalds extern int affs_rmdir(struct inode *dir, struct dentry *dentry);
1751da177e4SLinus Torvalds extern int affs_link(struct dentry *olddentry, struct inode *dir,
1761da177e4SLinus Torvalds struct dentry *dentry);
1777a77db95SChristian Brauner extern int affs_symlink(struct mnt_idmap *idmap,
178549c7297SChristian Brauner struct inode *dir, struct dentry *dentry,
1791da177e4SLinus Torvalds const char *symname);
180*e18275aeSChristian Brauner extern int affs_rename2(struct mnt_idmap *idmap,
181549c7297SChristian Brauner struct inode *old_dir, struct dentry *old_dentry,
182f03b8ad8SMiklos Szeredi struct inode *new_dir, struct dentry *new_dentry,
183f03b8ad8SMiklos Szeredi unsigned int flags);
1841da177e4SLinus Torvalds
1851da177e4SLinus Torvalds /* inode.c */
1861da177e4SLinus Torvalds
1871da177e4SLinus Torvalds extern struct inode *affs_new_inode(struct inode *dir);
188c1632a0fSChristian Brauner extern int affs_notify_change(struct mnt_idmap *idmap,
189549c7297SChristian Brauner struct dentry *dentry, struct iattr *attr);
190f053dddeSAl Viro extern void affs_evict_inode(struct inode *inode);
191210f8559SDavid Howells extern struct inode *affs_iget(struct super_block *sb,
192210f8559SDavid Howells unsigned long ino);
193a9185b41SChristoph Hellwig extern int affs_write_inode(struct inode *inode,
194a9185b41SChristoph Hellwig struct writeback_control *wbc);
195549c7297SChristian Brauner extern int affs_add_entry(struct inode *dir, struct inode *inode,
196549c7297SChristian Brauner struct dentry *dentry, s32 type);
1971da177e4SLinus Torvalds
1981da177e4SLinus Torvalds /* file.c */
1991da177e4SLinus Torvalds
2001da177e4SLinus Torvalds void affs_free_prealloc(struct inode *inode);
2011da177e4SLinus Torvalds extern void affs_truncate(struct inode *);
20202c24a82SJosef Bacik int affs_file_fsync(struct file *, loff_t, loff_t, int);
2031da177e4SLinus Torvalds
2041da177e4SLinus Torvalds /* dir.c */
2051da177e4SLinus Torvalds
2061da177e4SLinus Torvalds extern void affs_dir_truncate(struct inode *);
2071da177e4SLinus Torvalds
2081da177e4SLinus Torvalds /* jump tables */
2091da177e4SLinus Torvalds
210754661f1SArjan van de Ven extern const struct inode_operations affs_file_inode_operations;
211754661f1SArjan van de Ven extern const struct inode_operations affs_dir_inode_operations;
212754661f1SArjan van de Ven extern const struct inode_operations affs_symlink_inode_operations;
2134b6f5d20SArjan van de Ven extern const struct file_operations affs_file_operations;
2144b6f5d20SArjan van de Ven extern const struct file_operations affs_file_operations_ofs;
2154b6f5d20SArjan van de Ven extern const struct file_operations affs_dir_operations;
216f5e54d6eSChristoph Hellwig extern const struct address_space_operations affs_symlink_aops;
217f5e54d6eSChristoph Hellwig extern const struct address_space_operations affs_aops;
218f5e54d6eSChristoph Hellwig extern const struct address_space_operations affs_aops_ofs;
2191da177e4SLinus Torvalds
220e16404edSAl Viro extern const struct dentry_operations affs_dentry_operations;
221a129880dSAl Viro extern const struct dentry_operations affs_intl_dentry_operations;
2221da177e4SLinus Torvalds
affs_validblock(struct super_block * sb,int block)223d5de9fd5SFabian Frederick static inline bool affs_validblock(struct super_block *sb, int block)
224d5de9fd5SFabian Frederick {
225d5de9fd5SFabian Frederick return(block >= AFFS_SB(sb)->s_reserved &&
226d5de9fd5SFabian Frederick block < AFFS_SB(sb)->s_partition_size);
227d5de9fd5SFabian Frederick }
228d5de9fd5SFabian Frederick
2291da177e4SLinus Torvalds static inline void
affs_set_blocksize(struct super_block * sb,int size)2301da177e4SLinus Torvalds affs_set_blocksize(struct super_block *sb, int size)
2311da177e4SLinus Torvalds {
2321da177e4SLinus Torvalds sb_set_blocksize(sb, size);
2331da177e4SLinus Torvalds }
2341da177e4SLinus Torvalds static inline struct buffer_head *
affs_bread(struct super_block * sb,int block)2351da177e4SLinus Torvalds affs_bread(struct super_block *sb, int block)
2361da177e4SLinus Torvalds {
2379606d9aaSFabian Frederick pr_debug("%s: %d\n", __func__, block);
238d5de9fd5SFabian Frederick if (affs_validblock(sb, block))
2391da177e4SLinus Torvalds return sb_bread(sb, block);
2401da177e4SLinus Torvalds return NULL;
2411da177e4SLinus Torvalds }
2421da177e4SLinus Torvalds static inline struct buffer_head *
affs_getblk(struct super_block * sb,int block)2431da177e4SLinus Torvalds affs_getblk(struct super_block *sb, int block)
2441da177e4SLinus Torvalds {
2459606d9aaSFabian Frederick pr_debug("%s: %d\n", __func__, block);
246d5de9fd5SFabian Frederick if (affs_validblock(sb, block))
2471da177e4SLinus Torvalds return sb_getblk(sb, block);
2481da177e4SLinus Torvalds return NULL;
2491da177e4SLinus Torvalds }
2501da177e4SLinus Torvalds static inline struct buffer_head *
affs_getzeroblk(struct super_block * sb,int block)2511da177e4SLinus Torvalds affs_getzeroblk(struct super_block *sb, int block)
2521da177e4SLinus Torvalds {
2531da177e4SLinus Torvalds struct buffer_head *bh;
2549606d9aaSFabian Frederick pr_debug("%s: %d\n", __func__, block);
255d5de9fd5SFabian Frederick if (affs_validblock(sb, block)) {
2561da177e4SLinus Torvalds bh = sb_getblk(sb, block);
2571da177e4SLinus Torvalds lock_buffer(bh);
2581da177e4SLinus Torvalds memset(bh->b_data, 0 , sb->s_blocksize);
2591da177e4SLinus Torvalds set_buffer_uptodate(bh);
2601da177e4SLinus Torvalds unlock_buffer(bh);
2611da177e4SLinus Torvalds return bh;
2621da177e4SLinus Torvalds }
2631da177e4SLinus Torvalds return NULL;
2641da177e4SLinus Torvalds }
2651da177e4SLinus Torvalds static inline struct buffer_head *
affs_getemptyblk(struct super_block * sb,int block)2661da177e4SLinus Torvalds affs_getemptyblk(struct super_block *sb, int block)
2671da177e4SLinus Torvalds {
2681da177e4SLinus Torvalds struct buffer_head *bh;
2699606d9aaSFabian Frederick pr_debug("%s: %d\n", __func__, block);
270d5de9fd5SFabian Frederick if (affs_validblock(sb, block)) {
2711da177e4SLinus Torvalds bh = sb_getblk(sb, block);
2721da177e4SLinus Torvalds wait_on_buffer(bh);
2731da177e4SLinus Torvalds set_buffer_uptodate(bh);
2741da177e4SLinus Torvalds return bh;
2751da177e4SLinus Torvalds }
2761da177e4SLinus Torvalds return NULL;
2771da177e4SLinus Torvalds }
2781da177e4SLinus Torvalds static inline void
affs_brelse(struct buffer_head * bh)2791da177e4SLinus Torvalds affs_brelse(struct buffer_head *bh)
2801da177e4SLinus Torvalds {
2811da177e4SLinus Torvalds if (bh)
2829606d9aaSFabian Frederick pr_debug("%s: %lld\n", __func__, (long long) bh->b_blocknr);
2831da177e4SLinus Torvalds brelse(bh);
2841da177e4SLinus Torvalds }
2851da177e4SLinus Torvalds
2861da177e4SLinus Torvalds static inline void
affs_adjust_checksum(struct buffer_head * bh,u32 val)2871da177e4SLinus Torvalds affs_adjust_checksum(struct buffer_head *bh, u32 val)
2881da177e4SLinus Torvalds {
2891da177e4SLinus Torvalds u32 tmp = be32_to_cpu(((__be32 *)bh->b_data)[5]);
2901da177e4SLinus Torvalds ((__be32 *)bh->b_data)[5] = cpu_to_be32(tmp - val);
2911da177e4SLinus Torvalds }
2921da177e4SLinus Torvalds static inline void
affs_adjust_bitmapchecksum(struct buffer_head * bh,u32 val)2931da177e4SLinus Torvalds affs_adjust_bitmapchecksum(struct buffer_head *bh, u32 val)
2941da177e4SLinus Torvalds {
2951da177e4SLinus Torvalds u32 tmp = be32_to_cpu(((__be32 *)bh->b_data)[0]);
2961da177e4SLinus Torvalds ((__be32 *)bh->b_data)[0] = cpu_to_be32(tmp - val);
2971da177e4SLinus Torvalds }
2981da177e4SLinus Torvalds
2991da177e4SLinus Torvalds static inline void
affs_lock_link(struct inode * inode)3001da177e4SLinus Torvalds affs_lock_link(struct inode *inode)
3011da177e4SLinus Torvalds {
3026060c07dSDavidlohr Bueso mutex_lock(&AFFS_I(inode)->i_link_lock);
3031da177e4SLinus Torvalds }
3041da177e4SLinus Torvalds static inline void
affs_unlock_link(struct inode * inode)3051da177e4SLinus Torvalds affs_unlock_link(struct inode *inode)
3061da177e4SLinus Torvalds {
3076060c07dSDavidlohr Bueso mutex_unlock(&AFFS_I(inode)->i_link_lock);
3081da177e4SLinus Torvalds }
3091da177e4SLinus Torvalds static inline void
affs_lock_dir(struct inode * inode)3101da177e4SLinus Torvalds affs_lock_dir(struct inode *inode)
3111da177e4SLinus Torvalds {
3126060c07dSDavidlohr Bueso mutex_lock_nested(&AFFS_I(inode)->i_hash_lock, SINGLE_DEPTH_NESTING);
3131da177e4SLinus Torvalds }
3141da177e4SLinus Torvalds static inline void
affs_unlock_dir(struct inode * inode)3151da177e4SLinus Torvalds affs_unlock_dir(struct inode *inode)
3161da177e4SLinus Torvalds {
3176060c07dSDavidlohr Bueso mutex_unlock(&AFFS_I(inode)->i_hash_lock);
3181da177e4SLinus Torvalds }
3191da177e4SLinus Torvalds static inline void
affs_lock_ext(struct inode * inode)3201da177e4SLinus Torvalds affs_lock_ext(struct inode *inode)
3211da177e4SLinus Torvalds {
3226060c07dSDavidlohr Bueso mutex_lock(&AFFS_I(inode)->i_ext_lock);
3231da177e4SLinus Torvalds }
3241da177e4SLinus Torvalds static inline void
affs_unlock_ext(struct inode * inode)3251da177e4SLinus Torvalds affs_unlock_ext(struct inode *inode)
3261da177e4SLinus Torvalds {
3276060c07dSDavidlohr Bueso mutex_unlock(&AFFS_I(inode)->i_ext_lock);
3281da177e4SLinus Torvalds }
329