diff options
Diffstat (limited to 'fs/ocfs2')
| -rw-r--r-- | fs/ocfs2/dir.c | 20 | ||||
| -rw-r--r-- | fs/ocfs2/export.c | 30 | ||||
| -rw-r--r-- | fs/ocfs2/ocfs2_fs.h | 28 |
3 files changed, 34 insertions, 44 deletions
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c index c121abbdfc7d..85f21caaa6ec 100644 --- a/fs/ocfs2/dir.c +++ b/fs/ocfs2/dir.c @@ -69,10 +69,6 @@ #define NAMEI_RA_BLOCKS 4 #define NAMEI_RA_SIZE (NAMEI_RA_CHUNKS * NAMEI_RA_BLOCKS) -static unsigned char ocfs2_filetype_table[] = { - DT_UNKNOWN, DT_REG, DT_DIR, DT_CHR, DT_BLK, DT_FIFO, DT_SOCK, DT_LNK -}; - static int ocfs2_do_extend_dir(struct super_block *sb, handle_t *handle, struct inode *dir, @@ -1718,7 +1714,7 @@ int __ocfs2_add_entry(handle_t *handle, de->rec_len = cpu_to_le16(OCFS2_DIR_REC_LEN(de->name_len)); de = de1; } - de->file_type = OCFS2_FT_UNKNOWN; + de->file_type = FT_UNKNOWN; if (blkno) { de->inode = cpu_to_le64(blkno); ocfs2_set_de_type(de, inode->i_mode); @@ -1803,13 +1799,9 @@ static int ocfs2_dir_foreach_blk_id(struct inode *inode, } offset += le16_to_cpu(de->rec_len); if (le64_to_cpu(de->inode)) { - unsigned char d_type = DT_UNKNOWN; - - if (de->file_type < OCFS2_FT_MAX) - d_type = ocfs2_filetype_table[de->file_type]; - if (!dir_emit(ctx, de->name, de->name_len, - le64_to_cpu(de->inode), d_type)) + le64_to_cpu(de->inode), + fs_ftype_to_dtype(de->file_type))) goto out; } ctx->pos += le16_to_cpu(de->rec_len); @@ -1900,14 +1892,10 @@ static int ocfs2_dir_foreach_blk_el(struct inode *inode, break; } if (le64_to_cpu(de->inode)) { - unsigned char d_type = DT_UNKNOWN; - - if (de->file_type < OCFS2_FT_MAX) - d_type = ocfs2_filetype_table[de->file_type]; if (!dir_emit(ctx, de->name, de->name_len, le64_to_cpu(de->inode), - d_type)) { + fs_ftype_to_dtype(de->file_type))) { brelse(bh); return 0; } diff --git a/fs/ocfs2/export.c b/fs/ocfs2/export.c index 4bf8d5854b27..af2888d23de3 100644 --- a/fs/ocfs2/export.c +++ b/fs/ocfs2/export.c @@ -148,16 +148,24 @@ static struct dentry *ocfs2_get_parent(struct dentry *child) u64 blkno; struct dentry *parent; struct inode *dir = d_inode(child); + int set; trace_ocfs2_get_parent(child, child->d_name.len, child->d_name.name, (unsigned long long)OCFS2_I(dir)->ip_blkno); + status = ocfs2_nfs_sync_lock(OCFS2_SB(dir->i_sb), 1); + if (status < 0) { + mlog(ML_ERROR, "getting nfs sync lock(EX) failed %d\n", status); + parent = ERR_PTR(status); + goto bail; + } + status = ocfs2_inode_lock(dir, NULL, 0); if (status < 0) { if (status != -ENOENT) mlog_errno(status); parent = ERR_PTR(status); - goto bail; + goto unlock_nfs_sync; } status = ocfs2_lookup_ino_from_name(dir, "..", 2, &blkno); @@ -166,11 +174,31 @@ static struct dentry *ocfs2_get_parent(struct dentry *child) goto bail_unlock; } + status = ocfs2_test_inode_bit(OCFS2_SB(dir->i_sb), blkno, &set); + if (status < 0) { + if (status == -EINVAL) { + status = -ESTALE; + } else + mlog(ML_ERROR, "test inode bit failed %d\n", status); + parent = ERR_PTR(status); + goto bail_unlock; + } + + trace_ocfs2_get_dentry_test_bit(status, set); + if (!set) { + status = -ESTALE; + parent = ERR_PTR(status); + goto bail_unlock; + } + parent = d_obtain_alias(ocfs2_iget(OCFS2_SB(dir->i_sb), blkno, 0, 0)); bail_unlock: ocfs2_inode_unlock(dir, 0); +unlock_nfs_sync: + ocfs2_nfs_sync_unlock(OCFS2_SB(dir->i_sb), 1); + bail: trace_ocfs2_get_parent_end(parent); diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h index 7071ad0dec90..b86bf5e74348 100644 --- a/fs/ocfs2/ocfs2_fs.h +++ b/fs/ocfs2/ocfs2_fs.h @@ -392,21 +392,6 @@ static struct ocfs2_system_inode_info ocfs2_system_inodes[NUM_SYSTEM_INODES] = { #define OCFS2_HB_GLOBAL "heartbeat=global" /* - * OCFS2 directory file types. Only the low 3 bits are used. The - * other bits are reserved for now. - */ -#define OCFS2_FT_UNKNOWN 0 -#define OCFS2_FT_REG_FILE 1 -#define OCFS2_FT_DIR 2 -#define OCFS2_FT_CHRDEV 3 -#define OCFS2_FT_BLKDEV 4 -#define OCFS2_FT_FIFO 5 -#define OCFS2_FT_SOCK 6 -#define OCFS2_FT_SYMLINK 7 - -#define OCFS2_FT_MAX 8 - -/* * OCFS2_DIR_PAD defines the directory entries boundaries * * NOTE: It must be a multiple of 4 @@ -424,17 +409,6 @@ static struct ocfs2_system_inode_info ocfs2_system_inodes[NUM_SYSTEM_INODES] = { #define OCFS2_LINKS_HI_SHIFT 16 #define OCFS2_DX_ENTRIES_MAX (0xffffffffU) -#define S_SHIFT 12 -static unsigned char ocfs2_type_by_mode[S_IFMT >> S_SHIFT] = { - [S_IFREG >> S_SHIFT] = OCFS2_FT_REG_FILE, - [S_IFDIR >> S_SHIFT] = OCFS2_FT_DIR, - [S_IFCHR >> S_SHIFT] = OCFS2_FT_CHRDEV, - [S_IFBLK >> S_SHIFT] = OCFS2_FT_BLKDEV, - [S_IFIFO >> S_SHIFT] = OCFS2_FT_FIFO, - [S_IFSOCK >> S_SHIFT] = OCFS2_FT_SOCK, - [S_IFLNK >> S_SHIFT] = OCFS2_FT_SYMLINK, -}; - /* * Convenience casts @@ -1629,7 +1603,7 @@ static inline int ocfs2_sprintf_system_inode_name(char *buf, int len, static inline void ocfs2_set_de_type(struct ocfs2_dir_entry *de, umode_t mode) { - de->file_type = ocfs2_type_by_mode[(mode & S_IFMT)>>S_SHIFT]; + de->file_type = fs_umode_to_ftype(mode); } static inline int ocfs2_gd_is_discontig(struct ocfs2_group_desc *gd) |