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authorLinus Torvalds <torvalds@linux-foundation.org>2022-10-06 17:13:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-10-06 17:13:18 -0700
commit7a3353c5c441175582cf0d17f855b2ffd83fb9db (patch)
treee19ee5ba7a4062636ac765c97dbe7ba15daf1ca9 /fs/afs
parent70df64d6c6c2f76be47311fa6630d6edbefa711e (diff)
parent47091e4ed9af648d6cfa3a5f0809ece371294ecb (diff)
Merge tag 'pull-file' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs file updates from Al Viro: "struct file-related stuff" * tag 'pull-file' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: dma_buf_getfile(): don't bother with ->f_flags reassignments Change calling conventions for filldir_t locks: fix TOCTOU race when granting write lease
Diffstat (limited to 'fs/afs')
-rw-r--r--fs/afs/dir.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 56ae5cd5184f..230c2d19116d 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -24,9 +24,9 @@ static int afs_readdir(struct file *file, struct dir_context *ctx);
static int afs_d_revalidate(struct dentry *dentry, unsigned int flags);
static int afs_d_delete(const struct dentry *dentry);
static void afs_d_iput(struct dentry *dentry, struct inode *inode);
-static int afs_lookup_one_filldir(struct dir_context *ctx, const char *name, int nlen,
+static bool afs_lookup_one_filldir(struct dir_context *ctx, 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,
+static bool afs_lookup_filldir(struct dir_context *ctx, const char *name, int nlen,
loff_t fpos, u64 ino, unsigned dtype);
static int afs_create(struct user_namespace *mnt_userns, struct inode *dir,
struct dentry *dentry, umode_t mode, bool excl);
@@ -568,7 +568,7 @@ static int afs_readdir(struct file *file, struct dir_context *ctx)
* - if afs_dir_iterate_block() spots this function, it'll pass the FID
* uniquifier through dtype
*/
-static int afs_lookup_one_filldir(struct dir_context *ctx, const char *name,
+static bool afs_lookup_one_filldir(struct dir_context *ctx, const char *name,
int nlen, loff_t fpos, u64 ino, unsigned dtype)
{
struct afs_lookup_one_cookie *cookie =
@@ -584,16 +584,16 @@ static int afs_lookup_one_filldir(struct dir_context *ctx, const char *name,
if (cookie->name.len != nlen ||
memcmp(cookie->name.name, name, nlen) != 0) {
- _leave(" = 0 [no]");
- return 0;
+ _leave(" = true [keep looking]");
+ return true;
}
cookie->fid.vnode = ino;
cookie->fid.unique = dtype;
cookie->found = 1;
- _leave(" = -1 [found]");
- return -1;
+ _leave(" = false [found]");
+ return false;
}
/*
@@ -636,12 +636,11 @@ static int afs_do_lookup_one(struct inode *dir, struct dentry *dentry,
* - if afs_dir_iterate_block() spots this function, it'll pass the FID
* uniquifier through dtype
*/
-static int afs_lookup_filldir(struct dir_context *ctx, const char *name,
+static bool afs_lookup_filldir(struct dir_context *ctx, const char *name,
int nlen, loff_t fpos, u64 ino, unsigned dtype)
{
struct afs_lookup_cookie *cookie =
container_of(ctx, struct afs_lookup_cookie, ctx);
- int ret;
_enter("{%s,%u},%s,%u,,%llu,%u",
cookie->name.name, cookie->name.len, name, nlen,
@@ -663,12 +662,10 @@ static int afs_lookup_filldir(struct dir_context *ctx, const char *name,
cookie->fids[1].unique = dtype;
cookie->found = 1;
if (cookie->one_only)
- return -1;
+ return false;
}
- ret = cookie->nr_fids >= 50 ? -1 : 0;
- _leave(" = %d", ret);
- return ret;
+ return cookie->nr_fids < 50;
}
/*