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| author | Al Viro <viro@zeniv.linux.org.uk> | 2013-05-17 18:02:17 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2013-06-29 12:56:46 +0400 |
| commit | 6f7f231e7b4f819b912f848a33d946b54261483d (patch) | |
| tree | f0df510a7dc54deb8f864d10a5d8ca0dc4c1772a /fs/cramfs | |
| parent | 8f29843a5187983965f1da07b8ebe5a1eb3f2a4a (diff) | |
| download | lwn-6f7f231e7b4f819b912f848a33d946b54261483d.tar.gz lwn-6f7f231e7b4f819b912f848a33d946b54261483d.zip | |
[readdir] convert f2fs
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/cramfs')
| -rw-r--r-- | fs/cramfs/inode.c | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index 35b1c7bd18b7..e501ac3a49ff 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -349,18 +349,17 @@ static int cramfs_statfs(struct dentry *dentry, struct kstatfs *buf) /* * Read a cramfs directory entry. */ -static int cramfs_readdir(struct file *filp, void *dirent, filldir_t filldir) +static int cramfs_readdir(struct file *file, struct dir_context *ctx) { - struct inode *inode = file_inode(filp); + struct inode *inode = file_inode(file); struct super_block *sb = inode->i_sb; char *buf; unsigned int offset; - int copied; /* Offset within the thing. */ - offset = filp->f_pos; - if (offset >= inode->i_size) + if (ctx->pos >= inode->i_size) return 0; + offset = ctx->pos; /* Directory entries are always 4-byte aligned */ if (offset & 3) return -EINVAL; @@ -369,14 +368,13 @@ static int cramfs_readdir(struct file *filp, void *dirent, filldir_t filldir) if (!buf) return -ENOMEM; - copied = 0; while (offset < inode->i_size) { struct cramfs_inode *de; unsigned long nextoffset; char *name; ino_t ino; umode_t mode; - int namelen, error; + int namelen; mutex_lock(&read_mutex); de = cramfs_read(sb, OFFSET(inode) + offset, sizeof(*de)+CRAMFS_MAXPATHLEN); @@ -402,13 +400,10 @@ static int cramfs_readdir(struct file *filp, void *dirent, filldir_t filldir) break; namelen--; } - error = filldir(dirent, buf, namelen, offset, ino, mode >> 12); - if (error) + if (!dir_emit(ctx, buf, namelen, ino, mode >> 12)) break; - offset = nextoffset; - filp->f_pos = offset; - copied++; + ctx->pos = offset = nextoffset; } kfree(buf); return 0; @@ -547,7 +542,7 @@ static const struct address_space_operations cramfs_aops = { static const struct file_operations cramfs_directory_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, - .readdir = cramfs_readdir, + .iterate = cramfs_readdir, }; static const struct inode_operations cramfs_dir_inode_operations = { |