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Xavier Roche f7cd16a558 tmpfs: support for file creation time
Various filesystems (including ext4) now support file creation time.
This adds such support for tmpfs-based filesystems.

Note that using shmem_getattr() on other file types than regular
requires that shmem_is_huge() check type, to stop incorrect
HPAGE_PMD_SIZE blksize.

[hughd@google.com: three tweaks to creation time patch]
  Link: https://lkml.kernel.org/r/b954973a-b8d1-cab8-63bd-6ea8063de3@google.com

Link: https://lkml.kernel.org/r/20220314211150.GA123458@xavier-xps
Link: https://lkml.kernel.org/r/b954973a-b8d1-cab8-63bd-6ea8063de3@google.com
Link: https://lkml.kernel.org/r/20220211213628.GA1919658@xavier-xps
Signed-off-by: Xavier Roche <xavier.roche@algolia.com>
Signed-off-by: Hugh Dickins <hughd@google.com>
Tested-by: Jean Delvare <jdelvare@suse.de>
Tested-by: Sylvain Bellone <sylvain.bellone@algolia.com>
Reported-by: Xavier Grand <xavier.grand@algolia.com>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2022-03-22 15:57:01 -07:00
Documentation mm: document and polish read-ahead code 2022-03-22 15:57:00 -07:00
LICENSES
arch Fix for the SLS mitigation, which makes a "SETcc/RET" pair grow to 2022-03-20 09:46:52 -07:00
block block/bfq-iosched.c: use "false" rather than "BLK_RW_ASYNC" 2022-03-22 15:57:01 -07:00
certs
crypto
drivers remove bdi_congested() and wb_congested() and related functions 2022-03-22 15:57:01 -07:00
fs mm: fs: fix lru_cache_disabled race in bh_lru 2022-03-22 15:57:01 -07:00
include tmpfs: support for file creation time 2022-03-22 15:57:01 -07:00
init
ipc
kernel configs/debug: restore DEBUG_INFO=y for overriding 2022-03-17 11:02:13 -07:00
lib
mm tmpfs: support for file creation time 2022-03-22 15:57:01 -07:00
net net: dsa: Add missing of_node_put() in dsa_port_parse_of 2022-03-17 13:13:27 +01:00
samples
scripts scripts/spelling.txt: add more spellings to spelling.txt 2022-03-22 15:57:00 -07:00
security
sound
tools perf parse-events: Ignore case in topdown.slots check 2022-03-18 18:39:09 -03:00
usr
virt
.clang-format
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap MAINTAINERS: Update Jisheng's email address 2022-03-08 17:30:32 +01:00
COPYING
CREDITS
Kbuild
Kconfig
MAINTAINERS Add Paolo Abeni to networking maintainers 2022-03-15 12:16:10 -07:00
Makefile Linux 5.17 2022-03-20 13:14:17 -07:00
README

README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.