diff options
Diffstat (limited to 'fs/hpfs')
| -rw-r--r-- | fs/hpfs/dir.c | 56 |
1 files changed, 29 insertions, 27 deletions
diff --git a/fs/hpfs/dir.c b/fs/hpfs/dir.c index 834ac13..292b1ac 100644 --- a/fs/hpfs/dir.c +++ b/fs/hpfs/dir.c @@ -57,14 +57,14 @@ fail: return -ESPIPE; } -static int hpfs_readdir(struct file *filp, void *dirent, filldir_t filldir) +static int hpfs_readdir(struct file *file, struct dir_context *ctx) { - struct inode *inode = file_inode(filp); + struct inode *inode = file_inode(file); struct hpfs_inode_info *hpfs_inode = hpfs_i(inode); struct quad_buffer_head qbh; struct hpfs_dirent *de; int lc; - long old_pos; + loff_t next_pos; unsigned char *tempname; int c1, c2 = 0; int ret = 0; @@ -105,11 +105,11 @@ static int hpfs_readdir(struct file *filp, void *dirent, filldir_t filldir) } } lc = hpfs_sb(inode->i_sb)->sb_lowercase; - if (filp->f_pos == 12) { /* diff -r requires this (note, that diff -r */ - filp->f_pos = 13; /* also fails on msdos filesystem in 2.0) */ + if (ctx->pos == 12) { /* diff -r requires this (note, that diff -r */ + ctx->pos = 13; /* also fails on msdos filesystem in 2.0) */ goto out; } - if (filp->f_pos == 13) { + if (ctx->pos == 13) { ret = -ENOENT; goto out; } @@ -120,33 +120,34 @@ static int hpfs_readdir(struct file *filp, void *dirent, filldir_t filldir) accepted by filldir, but what can I do? maybe killall -9 ls helps */ if (hpfs_sb(inode->i_sb)->sb_chk) - if (hpfs_stop_cycles(inode->i_sb, filp->f_pos, &c1, &c2, "hpfs_readdir")) { + if (hpfs_stop_cycles(inode->i_sb, ctx->pos, &c1, &c2, "hpfs_readdir")) { ret = -EFSERROR; goto out; } - if (filp->f_pos == 12) + if (ctx->pos == 12) goto out; - if (filp->f_pos == 3 || filp->f_pos == 4 || filp->f_pos == 5) { - printk("HPFS: warning: pos==%d\n",(int)filp->f_pos); + if (ctx->pos == 3 || ctx->pos == 4 || ctx->pos == 5) { + printk("HPFS: warning: pos==%d\n",(int)ctx->pos); goto out; } - if (filp->f_pos == 0) { - if (filldir(dirent, ".", 1, filp->f_pos, inode->i_ino, DT_DIR) < 0) + if (ctx->pos == 0) { + if (!dir_emit_dot(file, ctx)) goto out; - filp->f_pos = 11; + ctx->pos = 11; } - if (filp->f_pos == 11) { - if (filldir(dirent, "..", 2, filp->f_pos, hpfs_inode->i_parent_dir, DT_DIR) < 0) + if (ctx->pos == 11) { + if (!dir_emit(ctx, "..", 2, hpfs_inode->i_parent_dir, DT_DIR)) goto out; - filp->f_pos = 1; + ctx->pos = 1; } - if (filp->f_pos == 1) { - filp->f_pos = ((loff_t) hpfs_de_as_down_as_possible(inode->i_sb, hpfs_inode->i_dno) << 4) + 1; - hpfs_add_pos(inode, &filp->f_pos); - filp->f_version = inode->i_version; + if (ctx->pos == 1) { + ctx->pos = ((loff_t) hpfs_de_as_down_as_possible(inode->i_sb, hpfs_inode->i_dno) << 4) + 1; + hpfs_add_pos(inode, &file->f_pos); + file->f_version = inode->i_version; } - old_pos = filp->f_pos; - if (!(de = map_pos_dirent(inode, &filp->f_pos, &qbh))) { + next_pos = ctx->pos; + if (!(de = map_pos_dirent(inode, &next_pos, &qbh))) { + ctx->pos = next_pos; ret = -EIOERROR; goto out; } @@ -154,20 +155,21 @@ static int hpfs_readdir(struct file *filp, void *dirent, filldir_t filldir) if (hpfs_sb(inode->i_sb)->sb_chk) { if (de->first && !de->last && (de->namelen != 2 || de ->name[0] != 1 || de->name[1] != 1)) - hpfs_error(inode->i_sb, "hpfs_readdir: bad ^A^A entry; pos = %08lx", old_pos); + hpfs_error(inode->i_sb, "hpfs_readdir: bad ^A^A entry; pos = %08lx", (unsigned long)ctx->pos); if (de->last && (de->namelen != 1 || de ->name[0] != 255)) - hpfs_error(inode->i_sb, "hpfs_readdir: bad \\377 entry; pos = %08lx", old_pos); + hpfs_error(inode->i_sb, "hpfs_readdir: bad \\377 entry; pos = %08lx", (unsigned long)ctx->pos); } hpfs_brelse4(&qbh); + ctx->pos = next_pos; goto again; } tempname = hpfs_translate_name(inode->i_sb, de->name, de->namelen, lc, de->not_8x3); - if (filldir(dirent, tempname, de->namelen, old_pos, le32_to_cpu(de->fnode), DT_UNKNOWN) < 0) { - filp->f_pos = old_pos; + if (!dir_emit(ctx, tempname, de->namelen, le32_to_cpu(de->fnode), DT_UNKNOWN)) { if (tempname != de->name) kfree(tempname); hpfs_brelse4(&qbh); goto out; } + ctx->pos = next_pos; if (tempname != de->name) kfree(tempname); hpfs_brelse4(&qbh); } @@ -322,7 +324,7 @@ const struct file_operations hpfs_dir_ops = { .llseek = hpfs_dir_lseek, .read = generic_read_dir, - .readdir = hpfs_readdir, + .iterate = hpfs_readdir, .release = hpfs_dir_release, .fsync = hpfs_file_fsync, }; |
