linux-toradex.git/fs/ext4/dir.c, branch v4.1.21 Linux kernel for Apalis and Colibri modules ext4 crypto: simplify and speed up filename encryption 2015-05-01T20:56:45+00:00 Theodore Ts'o tytso@mit.edu 2015-05-01T20:56:45+00:00 5de0b4d0cd153c471640b13aae6ae6d18d0a4603 Avoid using SHA-1 when calculating the user-visible filename when the encryption key is available, and avoid decrypting lots of filenames when searching for a directory entry in a directory block. Change-Id: If4655f144784978ba0305b597bfa1c8d7bb69e63 Signed-off-by: Theodore Ts'o <tytso@mit.edu> 
Avoid using SHA-1 when calculating the user-visible filename when the
encryption key is available, and avoid decrypting lots of filenames
when searching for a directory entry in a directory block.

Change-Id: If4655f144784978ba0305b597bfa1c8d7bb69e63
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
ext4 crypto: enable filename encryption 2015-04-12T05:09:05+00:00 Michael Halcrow mhalcrow@google.com 2015-04-12T05:09:05+00:00 4461471107b79bee16c497c9f7f69fa26126ae5b Signed-off-by: Uday Savagaonkar <savagaon@google.com> Signed-off-by: Ildar Muslukhov <ildarm@google.com> Signed-off-by: Michael Halcrow <mhalcrow@google.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> 
Signed-off-by: Uday Savagaonkar <savagaon@google.com>
Signed-off-by: Ildar Muslukhov <ildarm@google.com>
Signed-off-by: Michael Halcrow <mhalcrow@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
ext4 crypto: teach ext4_htree_store_dirent() to store decrypted filenames 2015-04-12T04:56:26+00:00 Theodore Ts'o tytso@mit.edu 2015-04-12T04:56:26+00:00 2f61830ae33e2944ad66bb8bb40916f534b2e494 For encrypted directories, we need to pass in a separate parameter for the decrypted filename, since the directory entry contains the encrypted filename. Signed-off-by: Theodore Ts'o <tytso@mit.edu> 
For encrypted directories, we need to pass in a separate parameter for
the decrypted filename, since the directory entry contains the
encrypted filename.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
ext4: remove unused header files 2015-04-03T03:47:42+00:00 Sheng Yong shengyong1@huawei.com 2015-04-03T03:47:42+00:00 72b8e0f9fa8aee7e623808af1a5f33b70ebcb2c7 Remove unused header files and header files which are included in ext4.h. Signed-off-by: Sheng Yong <shengyong1@huawei.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> 
Remove unused header files and header files which are included in
ext4.h.

Signed-off-by: Sheng Yong <shengyong1@huawei.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
ext4: convert ext4_bread() to use the ERR_PTR convention 2014-08-30T00:52:15+00:00 Theodore Ts'o tytso@mit.edu 2014-08-30T00:52:15+00:00 1c2150283cae895526d0db3953d13d139f4e7a03 Signed-off-by: Theodore Ts'o <tytso@mit.edu> 
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
ext4: check inline directory before converting 2014-07-28T17:06:26+00:00 Darrick J. Wong darrick.wong@oracle.com 2014-07-28T17:06:26+00:00 40b163f1c45f52752677e66d2fd273dbfd273a22 Before converting an inline directory to a regular directory, check the directory entries to make sure they're not obviously broken. This helps us to avoid a BUG_ON if one of the dirents is trashed. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> Reviewed-by: Andreas Dilger <adilger@dilger.ca> 
Before converting an inline directory to a regular directory, check
the directory entries to make sure they're not obviously broken.
This helps us to avoid a BUG_ON if one of the dirents is trashed.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
ext4: remove unused local variable "stored" from ext4_readdir(...) 2014-05-27T16:48:55+00:00 Giedrius Rekasius giedrius.rekasius@gmail.com 2014-05-27T16:48:55+00:00 aa13d5f67c6f5f7718bd9e9b51ce8255f0535d54 Remove local variable "stored" from ext4_readdir(...). This variable gets initialized but is never used inside the function. Signed-off-by: Giedrius Rekasius <giedrius.rekasius@gmail.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu> 
Remove local variable "stored" from ext4_readdir(...). This variable 
gets initialized but is never used inside the function.

Signed-off-by: Giedrius Rekasius <giedrius.rekasius@gmail.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
fs/ext4: use rbtree postorder iteration helper instead of opencoding 2014-01-24T00:37:03+00:00 Cody P Schafer cody@linux.vnet.ibm.com 2014-01-23T23:56:10+00:00 d1866bd06101eb8ab2bb9d180b47c052c04b7cee Use rbtree_postorder_for_each_entry_safe() to destroy the rbtree instead of opencoding an alternate postorder iteration that modifies the tree Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Reviewed-by: Jan Kara <jack@suse.cz> Cc: Michel Lespinasse <walken@google.com> Cc: Theodore Ts'o <tytso@mit.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
Use rbtree_postorder_for_each_entry_safe() to destroy the rbtree instead
of opencoding an alternate postorder iteration that modifies the tree

Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Cc: Michel Lespinasse <walken@google.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
ext4: Fix misspellings using 'codespell' tool 2013-08-28T18:40:12+00:00 Anatol Pomozov anatol.pomozov@gmail.com 2013-08-28T18:40:12+00:00 70261f568f3c08552f034742e3d5cb78c3877766 Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> 
Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
[readdir] convert ext4 2013-06-29T08:56:40+00:00 Al Viro viro@zeniv.linux.org.uk 2013-05-17T20:08:53+00:00 725bebb27882ae617d50776cc8b6cacd84481c91 and trim the living hell out bogosities in inline dir case Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> 
and trim the living hell out bogosities in inline dir case

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>