AcoSail/kernel_optimize_test
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Merge branch 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

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Pull misc vfs cleanups from Al Viro:
 "No common topic, just three cleanups".

* 'work.misc' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  make __d_alloc() static
  fs/namespace: add __user to open_tree and move_mount syscalls
  fs/fnctl: fix missing __user in fcntl_rw_hint()
This commit is contained in:
Linus Torvalds 2019-12-08 11:08:28 -08:00
commit 5bf9a06a5f
4 changed files with 5 additions and 6 deletions
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2
fs/dcache.c
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@ -1681,7 +1681,7 @@ EXPORT_SYMBOL(d_invalidate);
* copied and the copy passed in may be reused after this call.
*/
struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name)
static struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name)
{
struct dentry *dentry;
char *dname;

2
fs/fcntl.c
View File

@ -277,7 +277,7 @@ static long fcntl_rw_hint(struct file *file, unsigned int cmd,
unsigned long arg)
{
struct inode *inode = file_inode(file);
u64 *argp = (u64 __user *)arg;
u64 __user *argp = (u64 __user *)arg;
enum rw_hint hint;
u64 h;

1
fs/internal.h
View File

@ -151,7 +151,6 @@ extern int invalidate_inodes(struct super_block *, bool);
/*
* dcache.c
*/
extern struct dentry *__d_alloc(struct super_block *, const struct qstr *);
extern int d_set_mounted(struct dentry *dentry);
extern long prune_dcache_sb(struct super_block *sb, struct shrink_control *sc);
extern struct dentry *d_alloc_cursor(struct dentry *);

6
fs/namespace.c
View File

@ -2356,7 +2356,7 @@ static struct file *open_detached_copy(struct path *path, bool recursive)
return file;
}
SYSCALL_DEFINE3(open_tree, int, dfd, const char *, filename, unsigned, flags)
SYSCALL_DEFINE3(open_tree, int, dfd, const char __user *, filename, unsigned, flags)
{
struct file *file;
struct path path;
@ -3514,8 +3514,8 @@ SYSCALL_DEFINE3(fsmount, int, fs_fd, unsigned int, flags,
* Note the flags value is a combination of MOVE_MOUNT_* flags.
*/
SYSCALL_DEFINE5(move_mount,
int, from_dfd, const char *, from_pathname,
int, to_dfd, const char *, to_pathname,
int, from_dfd, const char __user *, from_pathname,
int, to_dfd, const char __user *, to_pathname,
unsigned int, flags)
{
struct path from_path, to_path;