From: Tom Rini <trini@konsulko.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [BUG] cb8af8af5ba0 "fs: fat: support write with non-zero offset" fatwrite followed by fatload and then cmp fails
Date: Wed, 13 Mar 2019 13:25:25 -0400 [thread overview]
Message-ID: <20190313172525.GH8732@bill-the-cat> (raw)
In-Reply-To: <2a35c87c-a715-6fa7-6fd8-565c78f09561@ti.com>
On Wed, Mar 13, 2019 at 10:41:15PM +0530, Rizvi, Mohammad Faiz Abbas wrote:
> Tom,
>
> On 3/12/2019 2:11 PM, Faiz Abbas wrote:
> > Hi Akashi,
> >
> > On 11/09/18 12:29 PM, Akashi, Takahiro wrote:
> >> From: AKASHI Takahiro <takahiro.akashi@linaro.org>
> >>
> >> The current write implementation is quite simple: remove existing clusters
> >> and then allocating new ones and filling them with data. This, inevitably,
> >> enforces always writing from the beginning of a file.
> >>
> >> As the first step to lift this restriction, fat_file_write() and
> >> set_contents() are modified to accept an additional parameter, file offset
> >> and further re-factored so that, in the next patch, all the necessary code
> >> will be put into set_contents().
> >>
> >> Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
> >> ---
> >
> > My fatwrite, fatload and compare tests are failing in MMC with this
> > commit. This is what I see:
> >
> > => fatwrite mmc 0 ${loadaddr} test 0x2000000
> > 33554432 bytes written
> > => fatload mmc 0 84000000 test
> > 33554432 bytes read in 2149 ms (14.9 MiB/s)
> > => cmp.b 82000000 84000000 0x2000000
> > byte at 0x820c5000 (0x85) != byte at 0x840c5000 (0x9d)
> > Total of 806912 byte(s) were the same
> > =>
> >
> > Reverting this commit fixes this issue for me.
> >
> > Thanks,
> > Faiz
> >
>
> We have about 100 boards failing to boot from SD card because of fat
> filesystem corruption in our test farm (likely) because of this patch. I
> am afraid we will have to revert it until something stable can be
> figured out. Will send out reverts tomorrow. Hopefully they can be
> reviewed and merged quickly.
OK, thanks!
--
Tom
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next prev parent reply other threads:[~2019-03-13 17:25 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-11 6:58 [U-Boot] [PATCH v3 00/26] subject: fs: fat: extend FAT write operations Akashi, Takahiro
2018-09-11 6:58 ` [U-Boot] [PATCH v3 01/26] fs: fat: guard the content of include/fat.h Akashi, Takahiro
2018-09-11 10:12 ` Alexander Graf
2018-09-12 0:53 ` Akashi, Takahiro
2018-09-12 5:41 ` Alexander Graf
2018-09-12 6:55 ` [U-Boot] [PATCH v3.1 " Akashi, Takahiro
2018-09-23 14:42 ` Alexander Graf
2018-09-25 4:54 ` Akashi, Takahiro
2018-09-11 6:58 ` [U-Boot] [PATCH v3 02/26] fs: fat: extend get_fs_info() for write use Akashi, Takahiro
2018-09-11 6:58 ` [U-Boot] [PATCH v3 03/26] fs: fat: handle "." and ".." of root dir correctly with fat_itr_resolve() Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 04/26] fs: fat: assure iterator's ->dent belongs to ->clust Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 05/26] Revert "fs: fat: cannot write to subdirectories" Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 06/26] fs: fat: check and normalize file name Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 07/26] fs: fat: write returns error code instead of -1 Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 08/26] fs: fat: support write with sub-directory path Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 09/26] fs: fat: refactor write interface for a file offset Akashi, Takahiro
2019-03-12 8:41 ` [U-Boot] [BUG] cb8af8af5ba0 "fs: fat: support write with non-zero offset" fatwrite followed by fatload and then cmp fails Faiz Abbas
2019-03-13 17:11 ` Rizvi, Mohammad Faiz Abbas
2019-03-13 17:25 ` Tom Rini [this message]
2019-03-18 1:42 ` Akashi, Takahiro
2019-03-18 1:44 ` Tom Rini
2019-03-18 1:57 ` Akashi, Takahiro
2019-03-18 1:59 ` Tom Rini
2019-03-21 6:50 ` Faiz Abbas
2019-03-22 9:13 ` Faiz Abbas
2018-09-11 6:59 ` [U-Boot] [PATCH v3 10/26] fs: fat: support write with non-zero offset Akashi, Takahiro
2018-09-11 11:09 ` Alexander Graf
2018-09-12 2:14 ` Akashi, Takahiro
2018-09-12 5:42 ` Alexander Graf
2018-10-15 11:42 ` Jean-Jacques Hiblot
2018-10-31 10:00 ` Clément Péron
2018-10-31 12:22 ` Alexander Graf
2018-10-31 20:54 ` Heinrich Schuchardt
2018-11-01 5:11 ` AKASHI Takahiro
2018-11-05 16:44 ` Clément Péron
2019-02-25 18:20 ` [U-Boot] [BUG] cb8af8af5ba0 "fs: fat: support write with non-zero offset" leads to link error Heinrich Schuchardt
2018-09-11 6:59 ` [U-Boot] [PATCH v3 11/26] cmd: fat: add offset parameter to fatwrite Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 12/26] fs: add mkdir interface Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 13/26] fs: fat: remember the starting cluster number of directory Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 14/26] fs: fat: support mkdir Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 15/26] cmd: fat: add fatmkdir command Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 16/26] efi_loader: file: support creating a directory Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 17/26] fs: add unlink interface Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 18/26] fs: fat: support unlink Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 19/26] cmd: fat: add fatrm command Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 20/26] efi_loader: implement a file delete Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 21/26] fs-test: fix false positive error at Test Case 12 Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 22/26] fs-test: update the test result as of v2018.09 Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 23/26] test/py: convert fs-test.sh to pytest Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 24/26] test/py: fs: add extended write operation test Akashi, Takahiro
2018-09-11 6:59 ` [U-Boot] [PATCH v3 25/26] test/py: fs: add fstest/mkdir test Akashi, Takahiro
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