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authorAl Viro <viro@zeniv.linux.org.uk>2013-05-17 18:02:17 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2013-06-29 12:56:46 +0400
commit6f7f231e7b4f819b912f848a33d946b54261483d (patch)
treef0df510a7dc54deb8f864d10a5d8ca0dc4c1772a /fs/cramfs
parent8f29843a5187983965f1da07b8ebe5a1eb3f2a4a (diff)
[readdir] convert f2fs
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/cramfs')
-rw-r--r--fs/cramfs/inode.c21
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 = {