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mirror of https://github.com/edk2-porting/linux-next.git synced 2024-12-16 17:23:55 +08:00
linux-next/fs/overlayfs
Kevin Locke 0a8d0b64dd ovl: warn about orphan metacopy
When the lower file of a metacopy is inaccessible, -EIO is returned.  For
users not familiar with overlayfs internals, such as myself, the meaning of
this error may not be apparent or easy to determine, since the (metacopy)
file is present and open/stat succeed when accessed outside of the overlay.

Add a rate-limited warning for orphan metacopy to give users a hint when
investigating such errors.

Link: https://lore.kernel.org/linux-unionfs/CAOQ4uxi23Zsmfb4rCed1n=On0NNA5KZD74jjjeyz+et32sk-gg@mail.gmail.com/
Signed-off-by: Kevin Locke <kevin@kevinlocke.name>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
2020-11-12 11:31:55 +01:00
..
copy_up.c ovl: introduce new "uuid=off" option for inodes index feature 2020-11-12 11:31:55 +01:00
dir.c ovl: pass ovl_fs down to functions accessing private xattrs 2020-09-02 10:58:49 +02:00
export.c ovl: propagate ovl_fs to ovl_decode_real_fh and ovl_encode_real_fh 2020-11-12 11:31:55 +01:00
file.c ovl: use generic vfs_ioc_setflags_prepare() helper 2020-10-06 15:38:15 +02:00
inode.c ovl: rearrange ovl_can_list() 2020-09-02 10:58:49 +02:00
Kconfig docs: fix broken references to text files 2020-04-20 15:35:59 -06:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
namei.c ovl: warn about orphan metacopy 2020-11-12 11:31:55 +01:00
overlayfs.h ovl: propagate ovl_fs to ovl_decode_real_fh and ovl_encode_real_fh 2020-11-12 11:31:55 +01:00
ovl_entry.h ovl: introduce new "uuid=off" option for inodes index feature 2020-11-12 11:31:55 +01:00
readdir.c ovl: support [S|G]ETFLAGS and FS[S|G]ETXATTR ioctls for directories 2020-10-06 15:38:14 +02:00
super.c ovl: introduce new "uuid=off" option for inodes index feature 2020-11-12 11:31:55 +01:00
util.c ovl: propagate ovl_fs to ovl_decode_real_fh and ovl_encode_real_fh 2020-11-12 11:31:55 +01:00