From: Miklos Szeredi <[email protected]>
Reported-by: David Howells <[email protected]>
Signed-off-by: Miklos Szeredi <[email protected]>
---
Here's one that actually compiles... My only excuse for last night's one is the
general chaos after my 2 year old drank an unknown amount of rum (he's all
right, apparently he had the sense to refrain from excessive alcohol abuse).
arch/alpha/kernel/osf_sys.c | 7 ++++---
arch/parisc/hpux/fs.c | 7 ++++---
drivers/staging/lustre/lustre/llite/llite_nfs.c | 8 +++++---
fs/afs/dir.c | 11 ++++++-----
fs/compat.c | 21 +++++++++++++--------
fs/ecryptfs/file.c | 6 +++---
fs/exportfs/expfs.c | 5 +++--
fs/fat/dir.c | 5 +++--
fs/gfs2/export.c | 8 +++++---
fs/hppfs/hppfs.c | 5 +++--
fs/nfsd/nfs4recover.c | 5 +++--
fs/nfsd/vfs.c | 12 +++++++-----
fs/nfsd/vfs.h | 4 ++--
fs/ocfs2/dir.c | 8 +++++---
fs/ocfs2/journal.c | 8 +++++---
fs/overlayfs/readdir.c | 8 +++++---
fs/readdir.c | 21 ++++++++++++---------
fs/reiserfs/xattr.c | 15 +++++++++------
include/linux/fs.h | 3 ++-
19 files changed, 99 insertions(+), 68 deletions(-)
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -104,11 +104,12 @@ struct osf_dirent_callback {
};
static int
-osf_filldir(void *__buf, const char *name, int namlen, loff_t offset,
- u64 ino, unsigned int d_type)
+osf_filldir(struct dir_context *ctx, const char *name, int namlen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
struct osf_dirent __user *dirent;
- struct osf_dirent_callback *buf = (struct osf_dirent_callback *) __buf;
+ struct osf_dirent_callback *buf =
+ container_of(ctx, struct osf_dirent_callback, ctx);
unsigned int reclen = ALIGN(NAME_OFFSET + namlen + 1, sizeof(u32));
unsigned int d_ino;
--- a/arch/parisc/hpux/fs.c
+++ b/arch/parisc/hpux/fs.c
@@ -56,11 +56,12 @@ struct getdents_callback {
#define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de)))
-static int filldir(void * __buf, const char * name, int namlen, loff_t offset,
- u64 ino, unsigned d_type)
+static int filldir(struct dir_context *ctx, const char *name, int namlen,
+ loff_t offset, u64 ino, unsigned d_type)
{
struct hpux_dirent __user * dirent;
- struct getdents_callback * buf = (struct getdents_callback *) __buf;
+ struct getdents_callback *buf =
+ container_of(ctx, struct getdents_callback, ctx);
ino_t d_ino;
int reclen = ALIGN(NAME_OFFSET(dirent) + namlen + 1, sizeof(long));
--- a/drivers/staging/lustre/lustre/llite/llite_nfs.c
+++ b/drivers/staging/lustre/lustre/llite/llite_nfs.c
@@ -207,13 +207,15 @@ static int ll_encode_fh(struct inode *in
return LUSTRE_NFS_FID;
}
-static int ll_nfs_get_name_filldir(void *cookie, const char *name, int namelen,
- loff_t hash, u64 ino, unsigned type)
+static int ll_nfs_get_name_filldir(struct dir_context *ctx, const char *name,
+ int namelen, loff_t hash, u64 ino,
+ unsigned type)
{
/* It is hack to access lde_fid for comparison with lgd_fid.
* So the input 'name' must be part of the 'lu_dirent'. */
struct lu_dirent *lde = container_of0(name, struct lu_dirent, lde_name);
- struct ll_getname_data *lgd = cookie;
+ struct ll_getname_data *lgd =
+ container_of(ctx, struct ll_getname_data, ctx);
struct lu_fid fid;
fid_le_to_cpu(&fid, &lde->lde_fid);
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -26,8 +26,8 @@ static int afs_readdir(struct file *file
static int afs_d_revalidate(struct dentry *dentry, unsigned int flags);
static int afs_d_delete(const struct dentry *dentry);
static void afs_d_release(struct dentry *dentry);
-static int afs_lookup_filldir(void *_cookie, const char *name, int nlen,
- loff_t fpos, u64 ino, unsigned dtype);
+static int afs_lookup_filldir(struct dir_context *ctx, const char *name,
+ int nlen, loff_t fpos, u64 ino, unsigned dtype);
static int afs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
bool excl);
static int afs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode);
@@ -391,10 +391,11 @@ static int afs_readdir(struct file *file
* - if afs_dir_iterate_block() spots this function, it'll pass the FID
* uniquifier through dtype
*/
-static int afs_lookup_filldir(void *_cookie, const char *name, int nlen,
- loff_t fpos, u64 ino, unsigned dtype)
+static int afs_lookup_filldir(struct dir_context *ctx, const char *name,
+ int nlen, loff_t fpos, u64 ino, unsigned dtype)
{
- struct afs_lookup_cookie *cookie = _cookie;
+ struct afs_lookup_cookie *cookie =
+ container_of(ctx, struct afs_lookup_cookie, ctx);
_enter("{%s,%u},%s,%u,,%llu,%u",
cookie->name.name, cookie->name.len, name, nlen,
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -847,10 +847,12 @@ struct compat_readdir_callback {
int result;
};
-static int compat_fillonedir(void *__buf, const char *name, int namlen,
- loff_t offset, u64 ino, unsigned int d_type)
+static int compat_fillonedir(struct dir_context *ctx, const char *name,
+ int namlen, loff_t offset, u64 ino,
+ unsigned int d_type)
{
- struct compat_readdir_callback *buf = __buf;
+ struct compat_readdir_callback *buf =
+ container_of(ctx, struct compat_readdir_callback, ctx);
struct compat_old_linux_dirent __user *dirent;
compat_ulong_t d_ino;
@@ -915,11 +917,12 @@ struct compat_getdents_callback {
int error;
};
-static int compat_filldir(void *__buf, const char *name, int namlen,
+static int compat_filldir(struct dir_context *ctx, const char *name, int
namlen,
loff_t offset, u64 ino, unsigned int d_type)
{
struct compat_linux_dirent __user * dirent;
- struct compat_getdents_callback *buf = __buf;
+ struct compat_getdents_callback *buf =
+ container_of(ctx, struct compat_getdents_callback, ctx);
compat_ulong_t d_ino;
int reclen = ALIGN(offsetof(struct compat_linux_dirent, d_name) +
namlen + 2, sizeof(compat_long_t));
@@ -1001,11 +1004,13 @@ struct compat_getdents_callback64 {
int error;
};
-static int compat_filldir64(void * __buf, const char * name, int namlen,
loff_t offset,
- u64 ino, unsigned int d_type)
+static int compat_filldir64(struct dir_context *ctx, const char *name,
+ int namlen, loff_t offset, u64 ino,
+ unsigned int d_type)
{
struct linux_dirent64 __user *dirent;
- struct compat_getdents_callback64 *buf = __buf;
+ struct compat_getdents_callback64 *buf =
+ container_of(ctx, struct compat_getdents_callback64, ctx);
int reclen = ALIGN(offsetof(struct linux_dirent64, d_name) + namlen + 1,
sizeof(u64));
u64 off;
--- a/fs/ecryptfs/file.c
+++ b/fs/ecryptfs/file.c
@@ -75,11 +75,11 @@ struct ecryptfs_getdents_callback {
/* Inspired by generic filldir in fs/readdir.c */
static int
-ecryptfs_filldir(void *dirent, const char *lower_name, int lower_namelen,
- loff_t offset, u64 ino, unsigned int d_type)
+ecryptfs_filldir(struct dir_context *ctx, const char *lower_name,
+ int lower_namelen, loff_t offset, u64 ino, unsigned int d_type)
{
struct ecryptfs_getdents_callback *buf =
- (struct ecryptfs_getdents_callback *)dirent;
+ container_of(ctx, struct ecryptfs_getdents_callback, ctx);
size_t name_size;
char *name;
int rc;
--- a/fs/exportfs/expfs.c
+++ b/fs/exportfs/expfs.c
@@ -241,10 +241,11 @@ struct getdents_callback {
* A rather strange filldir function to capture
* the name matching the specified inode number.
*/
-static int filldir_one(void * __buf, const char * name, int len,
+static int filldir_one(struct dir_context *ctx, const char *name, int len,
loff_t pos, u64 ino, unsigned int d_type)
{
- struct getdents_callback *buf = __buf;
+ struct getdents_callback *buf =
+ container_of(ctx, struct getdents_callback, ctx);
int result = 0;
buf->sequence++;
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -702,10 +702,11 @@ static int fat_readdir(struct file *file
}
#define FAT_IOCTL_FILLDIR_FUNC(func, dirent_type) \
-static int func(void *__buf, const char *name, int name_len, \
+static int func(struct dir_context *ctx, const char *name, int name_len, \
loff_t offset, u64 ino, unsigned int d_type) \
{ \
- struct fat_ioctl_filldir_callback *buf = __buf; \
+ struct fat_ioctl_filldir_callback *buf = \
+ container_of(ctx, struct fat_ioctl_filldir_callback, ctx); \
struct dirent_type __user *d1 = buf->dirent; \
struct dirent_type __user *d2 = d1 + 1; \
\
--- a/fs/gfs2/export.c
+++ b/fs/gfs2/export.c
@@ -69,10 +69,12 @@ struct get_name_filldir {
char *name;
};
-static int get_name_filldir(void *opaque, const char *name, int length,
- loff_t offset, u64 inum, unsigned int type)
+static int get_name_filldir(struct dir_context *ctx, const char *name,
+ int length, loff_t offset, u64 inum,
+ unsigned int type)
{
- struct get_name_filldir *gnfd = opaque;
+ struct get_name_filldir *gnfd =
+ container_of(ctx, struct get_name_filldir, ctx);
if (inum != gnfd->inum.no_addr)
return 0;
--- a/fs/hppfs/hppfs.c
+++ b/fs/hppfs/hppfs.c
@@ -548,10 +548,11 @@ struct hppfs_dirent {
struct dentry *dentry;
};
-static int hppfs_filldir(void *d, const char *name, int size,
+static int hppfs_filldir(struct dir_context *ctx, const char *name, int size,
loff_t offset, u64 inode, unsigned int type)
{
- struct hppfs_dirent *dirent = d;
+ struct hppfs_dirent *dirent =
+ container_of(ctx, struct hppfs_dirent, ctx);
if (file_removed(dirent->dentry, name))
return 0;
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -245,10 +245,11 @@ struct nfs4_dir_ctx {
};
static int
-nfsd4_build_namelist(void *arg, const char *name, int namlen,
+nfsd4_build_namelist(struct dir_context *__ctx, const char *name, int namlen,
loff_t offset, u64 ino, unsigned int d_type)
{
- struct nfs4_dir_ctx *ctx = arg;
+ struct nfs4_dir_ctx *ctx =
+ container_of(__ctx, struct nfs4_dir_ctx, ctx);
struct name_list *entry;
if (namlen != HEXDIR_LEN - 1)
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1819,10 +1819,12 @@ struct readdir_data {
int full;
};
-static int nfsd_buffered_filldir(void *__buf, const char *name, int namlen,
- loff_t offset, u64 ino, unsigned int d_type)
+static int nfsd_buffered_filldir(struct dir_context *ctx, const char *name,
+ int namlen, loff_t offset, u64 ino,
+ unsigned int d_type)
{
- struct readdir_data *buf = __buf;
+ struct readdir_data *buf =
+ container_of(ctx, struct readdir_data, ctx);
struct buffered_dirent *de = (void *)(buf->dirent + buf->used);
unsigned int reclen;
@@ -1842,7 +1844,7 @@ static int nfsd_buffered_filldir(void *_
return 0;
}
-static __be32 nfsd_buffered_readdir(struct file *file, filldir_t func,
+static __be32 nfsd_buffered_readdir(struct file *file, nfsd_filldir_t func,
struct readdir_cd *cdp, loff_t *offsetp)
{
struct buffered_dirent *de;
@@ -1926,7 +1928,7 @@ static __be32 nfsd_buffered_readdir(stru
*/
__be32
nfsd_readdir(struct svc_rqst *rqstp, struct svc_fh *fhp, loff_t *offsetp,
- struct readdir_cd *cdp, filldir_t func)
+ struct readdir_cd *cdp, nfsd_filldir_t func)
{
__be32 err;
struct file *file;
--- a/fs/nfsd/vfs.h
+++ b/fs/nfsd/vfs.h
@@ -36,7 +36,7 @@
/*
* Callback function for readdir
*/
-typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int);
+typedef int (*nfsd_filldir_t)(void *, const char *, int, loff_t, u64,
unsigned);
/* nfsd/vfs.c */
int nfsd_racache_init(int);
@@ -95,7 +95,7 @@ __be32 nfsd_rename(struct svc_rqst *,
__be32 nfsd_unlink(struct svc_rqst *, struct svc_fh *, int type,
char *name, int len);
__be32 nfsd_readdir(struct svc_rqst *, struct svc_fh *,
- loff_t *, struct readdir_cd *, filldir_t);
+ loff_t *, struct readdir_cd *, nfsd_filldir_t);
__be32 nfsd_statfs(struct svc_rqst *, struct svc_fh *,
struct kstatfs *, int access);
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -2073,10 +2073,12 @@ struct ocfs2_empty_dir_priv {
unsigned seen_other;
unsigned dx_dir;
};
-static int ocfs2_empty_dir_filldir(void *priv, const char *name, int name_len,
- loff_t pos, u64 ino, unsigned type)
+static int ocfs2_empty_dir_filldir(struct dir_context *ctx, const char *name,
+ int name_len, loff_t pos, u64 ino,
+ unsigned type)
{
- struct ocfs2_empty_dir_priv *p = priv;
+ struct ocfs2_empty_dir_priv *p =
+ container_of(ctx, struct ocfs2_empty_dir_priv, ctx);
/*
* Check the positions of "." and ".." records to be sure
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -1982,10 +1982,12 @@ struct ocfs2_orphan_filldir_priv {
struct ocfs2_super *osb;
};
-static int ocfs2_orphan_filldir(void *priv, const char *name, int name_len,
- loff_t pos, u64 ino, unsigned type)
+static int ocfs2_orphan_filldir(struct dir_context *ctx, const char *name,
+ int name_len, loff_t pos, u64 ino,
+ unsigned type)
{
- struct ocfs2_orphan_filldir_priv *p = priv;
+ struct ocfs2_orphan_filldir_priv *p =
+ container_of(ctx, struct ocfs2_orphan_filldir_priv, ctx);
struct inode *iter;
if (name_len == 1 && !strncmp(".", name, 1))
--- a/fs/overlayfs/readdir.c
+++ b/fs/overlayfs/readdir.c
@@ -178,10 +178,12 @@ static void ovl_cache_put(struct ovl_dir
}
}
-static int ovl_fill_merge(void *buf, const char *name, int namelen,
- loff_t offset, u64 ino, unsigned int d_type)
+static int ovl_fill_merge(struct dir_context *ctx, const char *name,
+ int namelen, loff_t offset, u64 ino,
+ unsigned int d_type)
{
- struct ovl_readdir_data *rdd = buf;
+ struct ovl_readdir_data *rdd =
+ container_of(ctx, struct ovl_readdir_data, ctx);
rdd->count++;
if (!rdd->is_merge)
--- a/fs/readdir.c
+++ b/fs/readdir.c
@@ -74,10 +74,11 @@ struct readdir_callback {
int result;
};
-static int fillonedir(void * __buf, const char * name, int namlen, loff_t
offset,
- u64 ino, unsigned int d_type)
+static int fillonedir(struct dir_context *ctx, const char *name, int namlen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
- struct readdir_callback *buf = (struct readdir_callback *) __buf;
+ struct readdir_callback *buf =
+ container_of(ctx, struct readdir_callback, ctx);
struct old_linux_dirent __user * dirent;
unsigned long d_ino;
@@ -148,11 +149,12 @@ struct getdents_callback {
int error;
};
-static int filldir(void * __buf, const char * name, int namlen, loff_t offset,
- u64 ino, unsigned int d_type)
+static int filldir(struct dir_context *ctx, const char *name, int namlen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
struct linux_dirent __user * dirent;
- struct getdents_callback * buf = (struct getdents_callback *) __buf;
+ struct getdents_callback *buf =
+ container_of(ctx, struct getdents_callback, ctx);
unsigned long d_ino;
int reclen = ALIGN(offsetof(struct linux_dirent, d_name) + namlen + 2,
sizeof(long));
@@ -232,11 +234,12 @@ struct getdents_callback64 {
int error;
};
-static int filldir64(void * __buf, const char * name, int namlen, loff_t
offset,
- u64 ino, unsigned int d_type)
+static int filldir64(struct dir_context *ctx, const char *name, int namlen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
struct linux_dirent64 __user *dirent;
- struct getdents_callback64 * buf = (struct getdents_callback64 *) __buf;
+ struct getdents_callback64 *buf =
+ container_of(ctx, struct getdents_callback64, ctx);
int reclen = ALIGN(offsetof(struct linux_dirent64, d_name) + namlen + 1,
sizeof(u64));
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -188,10 +188,11 @@ struct reiserfs_dentry_buf {
};
static int
-fill_with_dentries(void *buf, const char *name, int namelen, loff_t offset,
- u64 ino, unsigned int d_type)
+fill_with_dentries(struct dir_context *ctx, const char *name, int namelen,
+ loff_t offset, u64 ino, unsigned int d_type)
{
- struct reiserfs_dentry_buf *dbuf = buf;
+ struct reiserfs_dentry_buf *dbuf =
+ container_of(ctx, struct reiserfs_dentry_buf, ctx);
struct dentry *dentry;
WARN_ON_ONCE(!mutex_is_locked(&dbuf->xadir->d_inode->i_mutex));
@@ -824,10 +825,12 @@ struct listxattr_buf {
struct dentry *dentry;
};
-static int listxattr_filler(void *buf, const char *name, int namelen,
- loff_t offset, u64 ino, unsigned int d_type)
+static int listxattr_filler(struct dir_context *ctx, const char *name,
+ int namelen, loff_t offset, u64 ino,
+ unsigned int d_type)
{
- struct listxattr_buf *b = (struct listxattr_buf *)buf;
+ struct listxattr_buf *b =
+ container_of(ctx, struct listxattr_buf, ctx);
size_t size;
if (name[0] != '.' ||
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1464,7 +1464,8 @@ int fiemap_check_flags(struct fiemap_ext
* This allows the kernel to read directories into kernel space or
* to have different dirent layouts depending on the binary type.
*/
-typedef int (*filldir_t)(void *, const char *, int, loff_t, u64, unsigned);
+struct dir_context;
+typedef int (*filldir_t)(struct dir_context *, const char *, int, loff_t, u64,
unsigned);
struct dir_context {
const filldir_t actor;
loff_t pos;
--
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