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12 Коммитов

Автор SHA1 Сообщение Дата
Thomas Gleixner 68252eb5f8 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 35
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of the gnu general public license as published by
  the free software foundation either version 2 or at your option any
  later version this program is distributed in the hope that it will
  be useful but without any warranty without even the implied warranty
  of merchantability or fitness for a particular purpose see the gnu
  general public license for more details you should have received a
  copy of the gnu general public license along with this program if
  not write to the free software foundation 51 franklin street fifth
  floor boston ma 02110 1301 usa

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 23 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190520170857.458548087@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-24 17:27:11 +02:00
Andreas Gruenbacher fd50ecaddf vfs: Remove {get,set,remove}xattr inode operations
These inode operations are no longer used; remove them.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-07 21:48:36 -04:00
Al Viro 21fc61c73c don't put symlink bodies in pagecache into highmem
kmap() in page_follow_link_light() needed to go - allowing to hold
an arbitrary number of kmaps for long is a great way to deadlocking
the system.

new helper (inode_nohighmem(inode)) needs to be used for pagecache
symlinks inodes; done for all in-tree cases.  page_follow_link_light()
instrumented to yell about anything missed.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2015-12-08 22:41:36 -05:00
Eric W. Biederman 61293ee274 userns: Convert squashfs to use kuid/kgid where appropriate
Cc: Phillip Lougher <phillip@squashfs.org.uk>
Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
2012-09-21 03:13:35 -07:00
Phillip Lougher 3d4a1c80c4 Squashfs: fix i_blocks calculation with extended regular files
The le64_to_cpu() forces the calculation to be unsigned, with
the effect that it can underflow leading to an incorrect large
value.

This bug only triggers in rare(ish) circumstances, an empty file
encoded as an extended regular file or a completely sparse file.
Normally empty files are encoded as a regular file rather than as
an extended regular file (and the regular file i_blocks calculation
doesn't have this bug).  To save space regular file inodes are
optimised to encode the most commonly occurring files.  Less
common regular files are encoded using extended regular file inodes
which contain extra information.

Empty files with nlinks greater than 1, and or empty files
with extended attributes are encoded using extended regular file
inodes and they will hit this bug.

Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>
2012-01-03 04:00:43 +00:00
Miklos Szeredi bfe8684869 filesystems: add set_nlink()
Replace remaining direct i_nlink updates with a new set_nlink()
updater function.

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Tested-by: Toshiyuki Okajima <toshi.okajima@jp.fujitsu.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
2011-11-02 12:53:43 +01:00
Phillip Lougher d7f2ff6718 Squashfs: update email address
My existing email address may stop working in a month or two, so update
email to one that will continue working.

Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
2011-05-26 10:49:11 +01:00
Phillip Lougher 01e5b4e4e8 squashfs: add xattr support configure option
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
2010-05-17 19:54:07 +01:00
Phillip Lougher 67f66cc6c7 squashfs: add new extended inode types
Add new extended inode types that store the xattr_id field.
Also add the necessary code changes to make xattrs visibile.

Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
2010-05-17 19:54:06 +01:00
Phillip Lougher f1a40359f8 Squashfs: factor out remaining zlib dependencies into separate wrapper file
Move zlib buffer init/destroy code into separate wrapper file.  Also
make zlib z_stream field a void * removing the need to include zlib.h
for most files.

Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
2010-01-20 21:47:47 +00:00
Roel Kluin f4f8056a86 Squashfs: frag_size should be signed, as it can hold an error result
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
2009-03-05 00:55:31 +00:00
Phillip Lougher 6545b246a2 Squashfs: inode operations
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
2009-01-05 08:46:22 +00:00