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docs: filesystems: overlayfs: Fix restview warnings 

Fix only the obvious problems

[SzM: add SPDX license line]

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Amir Goldstein 2019-11-25 11:51:25 +02:00 committed by Miklos Szeredi
parent 5356ab0644
commit 35c6cb4168
1 changed files with 6 additions and 4 deletions
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10
Documentation/filesystems/overlayfs.rst
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@ -1,3 +1,5 @@
.. SPDX-License-Identifier: GPL-2.0
Written by: Neil Brown Written by: Neil Brown
Please see MAINTAINERS file for where to send questions. Please see MAINTAINERS file for where to send questions.
@ -181,7 +183,7 @@ Kernel config options:
worried about backward compatibility with kernels that have the redirect_dir worried about backward compatibility with kernels that have the redirect_dir
feature and follow redirects even if turned off. feature and follow redirects even if turned off.
Module options (can also be changed through /sys/module/overlay/parameters/*): Module options (can also be changed through /sys/module/overlay/parameters/):
- "redirect_dir=BOOL": - "redirect_dir=BOOL":
See OVERLAY_FS_REDIRECT_DIR kernel config option above. See OVERLAY_FS_REDIRECT_DIR kernel config option above.
@ -263,7 +265,7 @@ top, lower2 the middle and lower3 the bottom layer.
Metadata only copy up Metadata only copy up
-------------------- ---------------------
When metadata only copy up feature is enabled, overlayfs will only copy When metadata only copy up feature is enabled, overlayfs will only copy
up metadata (as opposed to whole file), when a metadata specific operation up metadata (as opposed to whole file), when a metadata specific operation
@ -286,10 +288,10 @@ pointed by REDIRECT. This should not be possible on local system as setting
"trusted." xattrs will require CAP_SYS_ADMIN. But it should be possible "trusted." xattrs will require CAP_SYS_ADMIN. But it should be possible
for untrusted layers like from a pen drive. for untrusted layers like from a pen drive.
Note: redirect_dir={off|nofollow|follow(*)} conflicts with metacopy=on, and Note: redirect_dir={off|nofollow|follow[*]} conflicts with metacopy=on, and
results in an error. results in an error.
(*) redirect_dir=follow only conflicts with metacopy=on if upperdir=... is [*] redirect_dir=follow only conflicts with metacopy=on if upperdir=... is
given. given.
Sharing and copying layers Sharing and copying layers