diff options
author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2024-02-26 13:41:07 +0300 |
---|---|---|
committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2024-02-26 13:41:07 +0300 |
commit | f112b68f273fb0121cb64e0c3ac06adcb91e32b8 (patch) | |
tree | 8e5ca44719c39e6d37d9a85c6c1b5759952e3da7 /fs/overlayfs/copy_up.c | |
parent | aa775edbbe7b44cc732bfa7c56ac3957d84113d5 (diff) | |
parent | d206a76d7d2726f3b096037f2079ce0bd3ba329b (diff) | |
download | linux-f112b68f273fb0121cb64e0c3ac06adcb91e32b8.tar.xz |
Merge v6.8-rc6 into drm-next
Thomas Zimmermann asked to backmerge -rc6 for drm-misc branches,
there's a few same-area-changed conflicts (xe and amdgpu mostly) that
are getting a bit too annoying.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'fs/overlayfs/copy_up.c')
-rw-r--r-- | fs/overlayfs/copy_up.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/fs/overlayfs/copy_up.c b/fs/overlayfs/copy_up.c index b8e25ca51016..8586e2f5d243 100644 --- a/fs/overlayfs/copy_up.c +++ b/fs/overlayfs/copy_up.c @@ -265,20 +265,18 @@ static int ovl_copy_up_file(struct ovl_fs *ofs, struct dentry *dentry, if (IS_ERR(old_file)) return PTR_ERR(old_file); + /* Try to use clone_file_range to clone up within the same fs */ + cloned = vfs_clone_file_range(old_file, 0, new_file, 0, len, 0); + if (cloned == len) + goto out_fput; + + /* Couldn't clone, so now we try to copy the data */ error = rw_verify_area(READ, old_file, &old_pos, len); if (!error) error = rw_verify_area(WRITE, new_file, &new_pos, len); if (error) goto out_fput; - /* Try to use clone_file_range to clone up within the same fs */ - ovl_start_write(dentry); - cloned = do_clone_file_range(old_file, 0, new_file, 0, len, 0); - ovl_end_write(dentry); - if (cloned == len) - goto out_fput; - /* Couldn't clone, so now we try to copy the data */ - /* Check if lower fs supports seek operation */ if (old_file->f_mode & FMODE_LSEEK) skip_hole = true; |