u-boot.git/fs/ext4, branch v2017.01 Unnamed repository; edit this file 'description' to name the repository. fs/ext4: Initialize group descriptor size for revision level 0 filesystems 2016-12-27T16:24:18+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-12-27T01:35:08+00:00 3cc5bbb8e68dc67b7c3d2fdebef69408e5271469 genext2fs creates revision level 0 filesystems, which are not readable by u-boot due to the initialized group descriptor size field. f798b1dda1c5de818b806189e523d1b75db7e72d Reported-by: Kever Yang <kever.yang@rock-chips.com> Reported-by: FrostyBytes@protonmail.com Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Tested-by: Kever Yang <kever.yang@rock-chips.com> 
genext2fs creates revision level 0 filesystems, which are not readable
by u-boot due to the initialized group descriptor size field.
f798b1dda1c5de818b806189e523d1b75db7e72d

Reported-by: Kever Yang <kever.yang@rock-chips.com>
Reported-by: FrostyBytes@protonmail.com
Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Tested-by: Kever Yang <kever.yang@rock-chips.com>
ext4: Allow reading files with non-zero offset, clamp read len 2016-11-21T19:07:27+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-11-06T17:33:57+00:00 66a47ff2d8f037e1e9d641623257894a9975c325 Support was already implemented, but not hooked up. This fixes several fails in the test cases. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Acked-by: Stephen Warren <swarren@wwwdotorg.org> 
Support was already implemented, but not hooked up. This fixes several
fails in the test cases.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
ext4: Fix handling of sparse files 2016-11-21T19:07:27+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-11-05T21:17:14+00:00 f81db56f2fd6dc16efeaec2961121244765a1f11 A sparse file may have regions not mapped by any extents, at the start or at the end of the file, or anywhere between, thus not finding a matching extent region is never an error. Found by python filesystem tests. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> 
A sparse file may have regions not mapped by any extents, at the start
or at the end of the file, or anywhere between, thus not finding a
matching extent region is never an error.

Found by python filesystem tests.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
ext4: Only write journal entries for modified blocks in unlink_filename 2016-10-24T12:04:37+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-10-09T18:15:28+00:00 805e3e00f24cf5d7f922a0e5a0cd0e08ce9a8c7b Instead of creating a journal entry for each directory block, even if the block is unmodified, only log the modified block. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Lukasz Majewski <l.majewski@samsung.com> 
Instead of creating a journal entry for each directory block, even
if the block is unmodified, only log the modified block.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Lukasz Majewski <l.majewski@samsung.com>
ext4: Fix handling of direntlen in unlink_filename 2016-10-24T12:04:36+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-10-09T18:15:27+00:00 d1bdf22461e9f0638d4ddca0ccccfe61f8a653cf The direntlen checks were quite bogus, i.e. the loop termination used "len + offset == blocksize" (exact match only), and checked for a direntlen less than 0. The latter can never happen as the len is unsigned, this has been reported by Coverity, CID 153384. Use the same code as in search_dir for directory traversal. This code has the correct checks for direntlen >= sizeof(struct dirent), and offset < blocksize. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Reported-by: Coverity (CID: 153383, 153384) Reviewed-by: Tom Rini <trini@konsulko.com> Reviewed-by: Lukasz Majewski <l.majewski@samsung.com> 
The direntlen checks were quite bogus, i.e. the loop termination used
"len + offset == blocksize" (exact match only), and checked for a
direntlen less than 0. The latter can never happen as the len is
unsigned, this has been reported by Coverity, CID 153384.

Use the same code as in search_dir for directory traversal. This code
has the correct checks for direntlen >= sizeof(struct dirent), and
offset < blocksize.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Reported-by: Coverity (CID: 153383, 153384)
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Lukasz Majewski <l.majewski@samsung.com>
ext4: cleanup unlink_filename function 2016-10-24T12:04:36+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-10-09T18:15:26+00:00 15bf8c4f93020663b443b817a0192498bd9cd3f0 Use the same variable names as in search_dir, to make purpose of variables more obvious. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> Reviewed-by: Tom Rini <trini@konsulko.com> 
Use the same variable names as in search_dir, to make purpose of variables
more obvious.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Reviewed-by: Tom Rini <trini@konsulko.com>
treewide: replace #include <asm/errno.h> with <linux/errno.h> 2016-09-23T21:55:42+00:00 Masahiro Yamada yamada.masahiro@socionext.com 2016-09-21T02:28:55+00:00 1221ce459d04a428f8880f58581f671b736c3c27 Now, arch/${ARCH}/include/asm/errno.h and include/linux/errno.h have the same content. (both just wrap <asm-generic/errno.h>) Replace all include directives for <asm/errno.h> with <linux/errno.h>. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> [trini: Fixup include/clk.] Signed-off-by: Tom Rini <trini@konsulko.com> 
Now, arch/${ARCH}/include/asm/errno.h and include/linux/errno.h have
the same content.  (both just wrap <asm-generic/errno.h>)

Replace all include directives for <asm/errno.h> with <linux/errno.h>.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
[trini: Fixup include/clk.]
Signed-off-by: Tom Rini <trini@konsulko.com>
ext4: Revert rejection of 64bit enabled ext4 fs 2016-09-23T13:20:16+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-09-17T00:10:12+00:00 b4976b49a01ac68f7dbb33657a44dcffe584fa4a Enable mounting of ext4 fs with 64bit feature, as it is supported now. These had been disabled in 6f94ab6656ceffb3f2a972c8de4c554502b6f2b7. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> 
Enable mounting of ext4 fs with 64bit feature, as it is supported now.
These had been disabled in 6f94ab6656ceffb3f2a972c8de4c554502b6f2b7.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
ext4: Respect group descriptor size when adjusting free counts 2016-09-23T13:20:16+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-09-19T23:13:01+00:00 749e93ee183cc95ae69caaea20ce696f955cfacb Also adjust high 16/32 bits when free inode/block counts are modified. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> 
Also adjust high 16/32 bits when free inode/block counts are modified.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
ext4: Use helper function to access group descriptor and its fields 2016-09-23T13:20:15+00:00 Stefan Brüns stefan.bruens@rwth-aachen.de 2016-09-17T00:10:10+00:00 688d0e79f657ed0b60e5b721bd00540021e1e518 The descriptor size is variable, thus array indices are not generically applicable. The larger group descriptors also contain e.g. high parts of block numbers, which have to be read and written. Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de> 
The descriptor size is variable, thus array indices are not generically
applicable. The larger group descriptors also contain e.g. high parts
of block numbers, which have to be read and written.

Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>