Commit 9b6f151e authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab Committed by Jonathan Corbet

docs: filesystems: convert quota.txt to ReST

- Add a SPDX header;
- Adjust document title;
- Some whitespace fixes and new line breaks;
- Add it to filesystems/index.rst.
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Acked-by: default avatarJan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/10a707377475bb252f454af2b8f58a038527933f.1588021877.git.mchehab+huawei@kernel.orgSigned-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent 791a17ee
......@@ -31,6 +31,7 @@ algorithms work.
locks
mandatory-locking
mount_api
quota
automount-support
......
.. SPDX-License-Identifier: GPL-2.0
===============
Quota subsystem
===============
......@@ -39,6 +41,7 @@ Currently, the interface supports only one message type QUOTA_NL_C_WARNING.
This command is used to send a notification about any of the above mentioned
events. Each message has six attributes. These are (type of the argument is
in parentheses):
QUOTA_NL_A_QTYPE (u32)
- type of quota being exceeded (one of USRQUOTA, GRPQUOTA)
QUOTA_NL_A_EXCESS_ID (u64)
......@@ -48,20 +51,34 @@ in parentheses):
- UID of a user who caused the event
QUOTA_NL_A_WARNING (u32)
- what kind of limit is exceeded:
QUOTA_NL_IHARDWARN - inode hardlimit
QUOTA_NL_ISOFTLONGWARN - inode softlimit is exceeded longer
QUOTA_NL_IHARDWARN
inode hardlimit
QUOTA_NL_ISOFTLONGWARN
inode softlimit is exceeded longer
than given grace period
QUOTA_NL_ISOFTWARN - inode softlimit
QUOTA_NL_BHARDWARN - space (block) hardlimit
QUOTA_NL_BSOFTLONGWARN - space (block) softlimit is exceeded
QUOTA_NL_ISOFTWARN
inode softlimit
QUOTA_NL_BHARDWARN
space (block) hardlimit
QUOTA_NL_BSOFTLONGWARN
space (block) softlimit is exceeded
longer than given grace period.
QUOTA_NL_BSOFTWARN - space (block) softlimit
QUOTA_NL_BSOFTWARN
space (block) softlimit
- four warnings are also defined for the event when user stops
exceeding some limit:
QUOTA_NL_IHARDBELOW - inode hardlimit
QUOTA_NL_ISOFTBELOW - inode softlimit
QUOTA_NL_BHARDBELOW - space (block) hardlimit
QUOTA_NL_BSOFTBELOW - space (block) softlimit
QUOTA_NL_IHARDBELOW
inode hardlimit
QUOTA_NL_ISOFTBELOW
inode softlimit
QUOTA_NL_BHARDBELOW
space (block) hardlimit
QUOTA_NL_BSOFTBELOW
space (block) softlimit
QUOTA_NL_A_DEV_MAJOR (u32)
- major number of a device with the affected filesystem
QUOTA_NL_A_DEV_MINOR (u32)
......
......@@ -5010,7 +5010,7 @@ W: http://www.win.tue.nl/~aeb/partitions/partition_types-1.html
DISKQUOTA
M: Jan Kara <jack@suse.com>
S: Maintained
F: Documentation/filesystems/quota.txt
F: Documentation/filesystems/quota.rst
F: fs/quota/
F: include/linux/quota*.h
F: include/uapi/linux/quota*.h
......
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