linux-stable/fs/overlayfs
Amir Goldstein 4166564478 ovl: prepare for lazy lookup of lowerdata inode
Make the code handle the case of numlower > 1 and missing lowerdata
dentry gracefully.

Missing lowerdata dentry is an indication for lazy lookup of lowerdata
and in that case the lowerdata_redirect path is stored in ovl_inode.

Following commits will defer lookup and perform the lazy lookup on
access.

Reviewed-by: Alexander Larsson <alexl@redhat.com>
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
2023-06-19 14:01:14 +03:00
..
copy_up.c ovl: update of dentry revalidate flags after copy up 2023-06-19 14:01:12 +03:00
dir.c ovl: move ovl_entry into ovl_inode 2023-06-19 14:01:13 +03:00
export.c ovl: deduplicate lowerpath and lowerstack[] 2023-06-19 14:01:13 +03:00
file.c ovl: prepare for lazy lookup of lowerdata inode 2023-06-19 14:01:14 +03:00
inode.c ovl: prepare for lazy lookup of lowerdata inode 2023-06-19 14:01:14 +03:00
Kconfig ovl: Kconfig: Fix spelling mistake "undelying" -> "underlying" 2022-12-08 10:49:46 +01:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
namei.c ovl: prepare to store lowerdata redirect for lazy lowerdata lookup 2023-06-19 14:01:14 +03:00
overlayfs.h ovl: prepare to store lowerdata redirect for lazy lowerdata lookup 2023-06-19 14:01:14 +03:00
ovl_entry.h ovl: prepare to store lowerdata redirect for lazy lowerdata lookup 2023-06-19 14:01:14 +03:00
readdir.c fs: port ->permission() to pass mnt_idmap 2023-01-19 09:24:28 +01:00
super.c ovl: prepare for lazy lookup of lowerdata inode 2023-06-19 14:01:14 +03:00
util.c ovl: prepare for lazy lookup of lowerdata inode 2023-06-19 14:01:14 +03:00