#
0ce0060f |
| 26-Aug-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: remove unnecessary srandom32() call
It is unnecessary for this driver to call srandom32() in module_init.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: A
mtd: mtd_nandecctest: remove unnecessary srandom32() call
It is unnecessary for this driver to call srandom32() in module_init.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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Revision tags: v3.6-rc3, v3.6-rc2, v3.6-rc1, v3.5, v3.5-rc7, v3.5-rc6, v3.5-rc5, v3.5-rc4, v3.5-rc3, v3.5-rc2, v3.5-rc1, v3.4, v3.4-rc7, v3.4-rc6, v3.4-rc5, v3.4-rc4, v3.4-rc3, v3.4-rc2, v3.4-rc1, v3.3, v3.3-rc7, v3.3-rc6, v3.3-rc5, v3.3-rc4, v3.3-rc3, v3.3-rc2, v3.3-rc1, v3.2, v3.2-rc7, v3.2-rc6, v3.2-rc5, v3.2-rc4, v3.2-rc3, v3.2-rc2, v3.2-rc1, v3.1, v3.1-rc10, v3.1-rc9, v3.1-rc8, v3.1-rc7, v3.1-rc6, v3.1-rc5, v3.1-rc4, v3.1-rc3, v3.1-rc2, v3.1-rc1, v3.0, v3.0-rc7, v3.0-rc6, v3.0-rc5, v3.0-rc4, v3.0-rc3, v3.0-rc2, v3.0-rc1, v2.6.39, v2.6.39-rc7, v2.6.39-rc6, v2.6.39-rc5, v2.6.39-rc4, v2.6.39-rc3, v2.6.39-rc2, v2.6.39-rc1, v2.6.38, v2.6.38-rc8, v2.6.38-rc7, v2.6.38-rc6, v2.6.38-rc5, v2.6.38-rc4, v2.6.38-rc3, v2.6.38-rc2, v2.6.38-rc1, v2.6.37, v2.6.37-rc8, v2.6.37-rc7, v2.6.37-rc6, v2.6.37-rc5, v2.6.37-rc4, v2.6.37-rc3, v2.6.37-rc2, v2.6.37-rc1, v2.6.36, v2.6.36-rc8, v2.6.36-rc7, v2.6.36-rc6, v2.6.36-rc5, v2.6.36-rc4, v2.6.36-rc3, v2.6.36-rc2, v2.6.36-rc1, v2.6.35, v2.6.35-rc6, v2.6.35-rc5, v2.6.35-rc4, v2.6.35-rc3, v2.6.35-rc2, v2.6.35-rc1, v2.6.34, v2.6.34-rc7, v2.6.34-rc6, v2.6.34-rc5, v2.6.34-rc4, v2.6.34-rc3 |
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#
5a0e3ad6 |
| 24-Mar-2010 |
Tejun Heo <tj@kernel.org> |
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
percpu.h is included by sched.h and module.h and thus ends up being included when bu
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
percpu.h is included by sched.h and module.h and thus ends up being included when building most .c files. percpu.h includes slab.h which in turn includes gfp.h making everything defined by the two files universally available and complicating inclusion dependencies.
percpu.h -> slab.h dependency is about to be removed. Prepare for this change by updating users of gfp and slab facilities include those headers directly instead of assuming availability. As this conversion needs to touch large number of source files, the following script is used as the basis of conversion.
http://userweb.kernel.org/~tj/misc/slabh-sweep.py
The script does the followings.
* Scan files for gfp and slab usages and update includes such that only the necessary includes are there. ie. if only gfp is used, gfp.h, if slab is used, slab.h.
* When the script inserts a new include, it looks at the include blocks and try to put the new include such that its order conforms to its surrounding. It's put in the include block which contains core kernel includes, in the same order that the rest are ordered - alphabetical, Christmas tree, rev-Xmas-tree or at the end if there doesn't seem to be any matching order.
* If the script can't find a place to put a new include (mostly because the file doesn't have fitting include block), it prints out an error message indicating which .h file needs to be added to the file.
The conversion was done in the following steps.
1. The initial automatic conversion of all .c files updated slightly over 4000 files, deleting around 700 includes and adding ~480 gfp.h and ~3000 slab.h inclusions. The script emitted errors for ~400 files.
2. Each error was manually checked. Some didn't need the inclusion, some needed manual addition while adding it to implementation .h or embedding .c file was more appropriate for others. This step added inclusions to around 150 files.
3. The script was run again and the output was compared to the edits from #2 to make sure no file was left behind.
4. Several build tests were done and a couple of problems were fixed. e.g. lib/decompress_*.c used malloc/free() wrappers around slab APIs requiring slab.h to be added manually.
5. The script was run on all .h files but without automatically editing them as sprinkling gfp.h and slab.h inclusions around .h files could easily lead to inclusion dependency hell. Most gfp.h inclusion directives were ignored as stuff from gfp.h was usually wildly available and often used in preprocessor macros. Each slab.h inclusion directive was examined and added manually as necessary.
6. percpu.h was updated not to include slab.h.
7. Build test were done on the following configurations and failures were fixed. CONFIG_GCOV_KERNEL was turned off for all tests (as my distributed build env didn't work with gcov compiles) and a few more options had to be turned off depending on archs to make things build (like ipr on powerpc/64 which failed due to missing writeq).
* x86 and x86_64 UP and SMP allmodconfig and a custom test config. * powerpc and powerpc64 SMP allmodconfig * sparc and sparc64 SMP allmodconfig * ia64 SMP allmodconfig * s390 SMP allmodconfig * alpha SMP allmodconfig * um on x86_64 SMP allmodconfig
8. percpu.h modifications were reverted so that it could be applied as a separate patch and serve as bisection point.
Given the fact that I had only a couple of failures from tests on step 6, I'm fairly confident about the coverage of this conversion patch. If there is a breakage, it's likely to be something in one of the arch headers which should be easily discoverable easily on most builds of the specific arch.
Signed-off-by: Tejun Heo <tj@kernel.org> Guess-its-ok-by: Christoph Lameter <cl@linux-foundation.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
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Revision tags: v2.6.34-rc2, v2.6.34-rc1, v2.6.33, v2.6.33-rc8, v2.6.33-rc7, v2.6.33-rc6, v2.6.33-rc5, v2.6.33-rc4, v2.6.33-rc3, v2.6.33-rc2, v2.6.33-rc1, v2.6.32, v2.6.32-rc8, v2.6.32-rc7, v2.6.32-rc6 |
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#
7126bd8b |
| 22-Oct-2009 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: add nand_ecc test module
This module tests NAND ECC functions.
The test is simple.
1. Create a 256 or 512 bytes block of data filled with random bytes (data) 2. Duplicate the data block and i
mtd: add nand_ecc test module
This module tests NAND ECC functions.
The test is simple.
1. Create a 256 or 512 bytes block of data filled with random bytes (data) 2. Duplicate the data block and inject single bit error (error_data) 3. Try to correct error_data 4. Compare data and error_data
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Acked-by: Vimal Singh <vimalsingh@ti.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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Revision tags: v5.8.12, v5.8.11, v5.8.10, v5.8.9, v5.8.8, v5.8.7, v5.8.6, v5.4.62, v5.8.5, v5.8.4, v5.4.61, v5.8.3, v5.4.60, v5.8.2, v5.4.59, v5.8.1, v5.4.58, v5.4.57, v5.4.56, v5.8, v5.7.12, v5.4.55, v5.7.11, v5.4.54, v5.7.10, v5.4.53, v5.4.52, v5.7.9, v5.7.8, v5.4.51, v5.4.50, v5.7.7, v5.4.49, v5.7.6, v5.7.5, v5.4.48, v5.7.4, v5.7.3, v5.4.47, v5.4.46, v5.7.2, v5.4.45, v5.7.1, v5.4.44, v5.7, v5.4.43, v5.4.42, v5.4.41, v5.4.40, v5.4.39, v5.4.38, v5.4.37, v5.4.36, v5.4.35, v5.4.34, v5.4.33, v5.4.32, v5.4.31, v5.4.30, v5.4.29, v5.6, v5.4.28, v5.4.27, v5.4.26, v5.4.25, v5.4.24, v5.4.23, v5.4.22, v5.4.21, v5.4.20, v5.4.19, v5.4.18, v5.4.17, v5.4.16, v5.5, v5.4.15, v5.4.14, v5.4.13, v5.4.12, v5.4.11, v5.4.10, v5.4.9, v5.4.8, v5.4.7, v5.4.6, v5.4.5, v5.4.4, v5.4.3, v5.3.15, v5.4.2, v5.4.1, v5.3.14, v5.4, v5.3.13, v5.3.12, v5.3.11, v5.3.10, v5.3.9, v5.3.8, v5.3.7, v5.3.6, v5.3.5, v5.3.4, v5.3.3, v5.3.2, v5.3.1, v5.3, v5.2.14, v5.3-rc8, v5.2.13, v5.2.12, v5.2.11, v5.2.10, v5.2.9, v5.2.8, v5.2.7, v5.2.6, v5.2.5, v5.2.4, v5.2.3, v5.2.2, v5.2.1, v5.2, v5.1.16, v5.1.15, v5.1.14, v5.1.13, v5.1.12, v5.1.11, v5.1.10, v5.1.9, v5.1.8, v5.1.7, v5.1.6, v5.1.5, v5.1.4 |
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#
09c434b8 |
| 19-May-2019 |
Thomas Gleixner <tglx@linutronix.de> |
treewide: Add SPDX license identifier for more missed files Add SPDX license identifiers to all files which: - Have no license information of any form - Have MODULE_LICEN
treewide: Add SPDX license identifier for more missed files Add SPDX license identifiers to all files which: - Have no license information of any form - Have MODULE_LICENCE("GPL*") inside which was used in the initial scan/conversion to ignore the file These files fall under the project license, GPL v2 only. The resulting SPDX license identifier is: GPL-2.0-only Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Revision tags: v5.1.3, v5.1.2, v5.1.1, v5.0.14, v5.1, v5.0.13, v5.0.12, v5.0.11, v5.0.10, v5.0.9, v5.0.8, v5.0.7, v5.0.6, v5.0.5, v5.0.4, v5.0.3, v4.19.29, v5.0.2, v4.19.28, v5.0.1, v4.19.27, v5.0, v4.19.26, v4.19.25, v4.19.24, v4.19.23, v4.19.22, v4.19.21, v4.19.20 |
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#
72c5af00 |
| 06-Feb-2019 |
Miquel Raynal <miquel.raynal@bootlin.com> |
mtd: rawnand: Clarify Kconfig entry MTD_NAND MTD_NAND is large and encloses much more than what the symbol is actually used for: raw NAND. Clarify the symbol by naming it MTD_RAW_NAN
mtd: rawnand: Clarify Kconfig entry MTD_NAND MTD_NAND is large and encloses much more than what the symbol is actually used for: raw NAND. Clarify the symbol by naming it MTD_RAW_NAND instead. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
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#
9bb94643 |
| 08-Feb-2019 |
Miquel Raynal <miquel.raynal@bootlin.com> |
mtd: nand: Clarify Kconfig entry for software Hamming ECC entries The software Hamming ECC correction implementation is referred as MTD_NAND_ECC which is too generic. Rename it MTD_N
mtd: nand: Clarify Kconfig entry for software Hamming ECC entries The software Hamming ECC correction implementation is referred as MTD_NAND_ECC which is too generic. Rename it MTD_NAND_ECC_SW_HAMMING. Also rename MTD_NAND_ECC_SMC which is an SMC quirk in the Hamming implementation as MTD_NAND_ECC_SW_HAMMING_SMC. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
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Revision tags: v4.19.19, v4.19.18, v4.19.17, v4.19.16, v4.19.15, v4.19.14, v4.19.13, v4.19.12, v4.19.11, v4.19.10, v4.19.9, v4.19.8, v4.19.7, v4.19.6, v4.19.5, v4.19.4, v4.18.20, v4.19.3, v4.18.19, v4.19.2, v4.18.18, v4.18.17, v4.19.1, v4.19, v4.18.16, v4.18.15, v4.18.14, v4.18.13, v4.18.12, v4.18.11, v4.18.10, v4.18.9, v4.18.7, v4.18.6 |
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#
309600c1 |
| 04-Sep-2018 |
Boris Brezillon <boris.brezillon@bootlin.com> |
mtd: rawnand: Allow selection of ECC byte ordering at runtime Currently, the selection of ECC byte ordering for software hamming is done at compilation time, which doesn't make sense whe
mtd: rawnand: Allow selection of ECC byte ordering at runtime Currently, the selection of ECC byte ordering for software hamming is done at compilation time, which doesn't make sense when ECC byte calculation is done in hardware and byte ordering is forced by the hardware engine. In this case, only the correction is done in software and we want to force the byte-ordering no matter the value of CONFIG_MTD_NAND_ECC_SMC. This is typically the case for the FSMC (Smart Media ordering), TMIO and TXX9NDFMC (regular byte ordering) blocks. For all other use cases (pure software implementation, SM FTL and nandecctest), we keep selecting the byte ordering based on the CONFIG_MTD_NAND_ECC_SMC value. It might not be ideal for SM FTL (I'd expect Smart Media ordering to be employed by the Smart Media FTL), but this option doesn't seem to be enabled in the existing _defconfig, so I can't tell setting sm_order to true is the right choice. Signed-off-by: Boris Brezillon <boris.brezillon@bootlin.com> Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
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Revision tags: v4.18.5, v4.17.18, v4.18.4, v4.18.3, v4.17.17, v4.18.2, v4.17.16, v4.17.15, v4.18.1, v4.18, v4.17.14, v4.17.13, v4.17.12, v4.17.11, v4.17.10, v4.17.9, v4.17.8, v4.17.7, v4.17.6, v4.17.5, v4.17.4, v4.17.3, v4.17.2, v4.17.1, v4.17, v4.16, v4.15, v4.13.16, v4.14, v4.13.5, v4.13, v4.12, v4.10.17, v4.10.16, v4.10.15, v4.10.14, v4.10.13, v4.10.12, v4.10.11, v4.10.10, v4.10.9, v4.10.8, v4.10.7, v4.10.6, v4.10.5, v4.10.4, v4.10.3, v4.10.2, v4.10.1, v4.10, v4.9, openbmc-4.4-20161121-1, v4.4.33, v4.4.32, v4.4.31, v4.4.30, v4.4.29, v4.4.28, v4.4.27, v4.7.10, openbmc-4.4-20161021-1, v4.7.9, v4.4.26, v4.7.8, v4.4.25, v4.4.24, v4.7.7, v4.8, v4.4.23, v4.7.6, v4.7.5, v4.4.22, v4.4.21, v4.7.4, v4.7.3, v4.4.20, v4.7.2, v4.4.19, openbmc-4.4-20160819-1, v4.7.1, v4.4.18, v4.4.17, openbmc-4.4-20160804-1, v4.4.16, v4.7, openbmc-4.4-20160722-1, openbmc-20160722-1, openbmc-20160713-1, v4.4.15, v4.6.4, v4.6.3, v4.4.14, v4.6.2, v4.4.13, openbmc-20160606-1, v4.6.1, v4.4.12, openbmc-20160521-1, v4.4.11, openbmc-20160518-1, v4.6, v4.4.10, openbmc-20160511-1, openbmc-20160505-1, v4.4.9, v4.4.8, v4.4.7, openbmc-20160329-2, openbmc-20160329-1, openbmc-20160321-1, v4.4.6, v4.5, v4.4.5, v4.4.4 |
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#
c57753d4 |
| 01-Mar-2016 |
Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org> |
mtd: nand: tests: fix regression introduced in mtd_nandectest Offending Commit: 6e94119 "mtd: nand: return consistent error codes in ecc.correct() implementations" The new error
mtd: nand: tests: fix regression introduced in mtd_nandectest Offending Commit: 6e94119 "mtd: nand: return consistent error codes in ecc.correct() implementations" The new error code was not being handled properly in double bit error detection. Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org> Reviewed-by: Boris Brezillon <boris.brezillon@free-electrons.com> Tested-by: Franklin S Cooper Jr <fcooper@ti.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
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Revision tags: v4.4.3, openbmc-20160222-1, v4.4.2, openbmc-20160212-1, openbmc-20160210-1, openbmc-20160202-2, openbmc-20160202-1, v4.4.1, openbmc-20160127-1, openbmc-20160120-1, v4.4, openbmc-20151217-1, openbmc-20151210-1, openbmc-20151202-1, openbmc-20151123-1, openbmc-20151118-1, openbmc-20151104-1, v4.3, openbmc-20151102-1, openbmc-20151028-1, v4.3-rc1, v4.2, v4.2-rc8, v4.2-rc7, v4.2-rc6, v4.2-rc5, v4.2-rc4, v4.2-rc3, v4.2-rc2, v4.2-rc1, v4.1, v4.1-rc8, v4.1-rc7, v4.1-rc6, v4.1-rc5, v4.1-rc4, v4.1-rc3, v4.1-rc2, v4.1-rc1, v4.0, v4.0-rc7, v4.0-rc6 |
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#
2a6a28e7 |
| 29-Mar-2015 |
Richard Weinberger <richard@nod.at> |
mtd: Make MTD tests cancelable I always go nuts when I start an MTD test on a slow device and have to wait forever until it finishes. From the debug output I already know what the is
mtd: Make MTD tests cancelable I always go nuts when I start an MTD test on a slow device and have to wait forever until it finishes. From the debug output I already know what the issue is but I have to wait or reset the board hard. Resetting is often not an option (remote access, you don't want lose the current state, etc...). The solution is easy, check for pending signals at key positions in the code. Using that one can even stop a test by pressing CTRL-C as insmod/modprobe have SIGINT pending. Signed-off-by: Richard Weinberger <richard@nod.at> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
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Revision tags: v4.0-rc5, v4.0-rc4, v4.0-rc3, v4.0-rc2, v4.0-rc1, v3.19, v3.19-rc7, v3.19-rc6, v3.19-rc5, v3.19-rc4, v3.19-rc3, v3.19-rc2, v3.19-rc1, v3.18, v3.18-rc7, v3.18-rc6, v3.18-rc5, v3.18-rc4, v3.18-rc3, v3.18-rc2, v3.18-rc1, v3.17, v3.17-rc7, v3.17-rc6, v3.17-rc5, v3.17-rc4, v3.17-rc3, v3.17-rc2, v3.17-rc1, v3.16, v3.16-rc7, v3.16-rc6, v3.16-rc5, v3.16-rc4, v3.16-rc3, v3.16-rc2, v3.16-rc1, v3.15, v3.15-rc8, v3.15-rc7, v3.15-rc6, v3.15-rc5, v3.15-rc4, v3.15-rc3, v3.15-rc2, v3.15-rc1, v3.14, v3.14-rc8, v3.14-rc7, v3.14-rc6, v3.14-rc5, v3.14-rc4, v3.14-rc3, v3.14-rc2, v3.14-rc1, v3.13, v3.13-rc8, v3.13-rc7, v3.13-rc6, v3.13-rc5, v3.13-rc4, v3.13-rc3 |
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#
7e8eb8ae |
| 01-Dec-2013 |
Fabio Estevam <fabio.estevam@freescale.com> |
mtd: tests: mtd_nandecctest: Use IS_ENABLED() macro Using the IS_ENABLED() macro can make the code shorter and simpler. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
mtd: tests: mtd_nandecctest: Use IS_ENABLED() macro Using the IS_ENABLED() macro can make the code shorter and simpler. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
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#
48476df9 |
| 02-Mar-2013 |
Linus Torvalds <torvalds@linux-foundation.org> |
Merge tag 'for-linus-20130301' of git://git.infradead.org/linux-mtd Pull MTD update from David Woodhouse: "Fairly unexciting MTD merge for 3.9: - misc clean-ups in the MTD c
Merge tag 'for-linus-20130301' of git://git.infradead.org/linux-mtd Pull MTD update from David Woodhouse: "Fairly unexciting MTD merge for 3.9: - misc clean-ups in the MTD command-line partitioning parser (cmdlinepart) - add flash locking support for STmicro chips serial flash chips, as well as for CFI command set 2 chips. - new driver for the ELM error correction HW module found in various TI chips, enable the OMAP NAND driver to use the ELM HW error correction - added number of new serial flash IDs - various fixes and improvements in the gpmi NAND driver - bcm47xx NAND driver improvements - make the mtdpart module actually removable" * tag 'for-linus-20130301' of git://git.infradead.org/linux-mtd: (45 commits) mtd: map: BUG() in non handled cases mtd: bcm47xxnflash: use pr_fmt for module prefix in messages mtd: davinci_nand: Use managed resources mtd: mtd_torturetest can cause stack overflows mtd: physmap_of: Convert device allocation to managed devm_kzalloc() mtd: at91: atmel_nand: for PMECC, add code to check the ONFI parameter ECC requirement. mtd: atmel_nand: make pmecc-cap, pmecc-sector-size in dts is optional. mtd: atmel_nand: avoid to report an error when lookup table offset is 0. mtd: bcm47xxsflash: adjust names of bus-specific functions mtd: bcm47xxpart: improve probing of nvram partition mtd: bcm47xxpart: add support for other erase sizes mtd: bcm47xxnflash: register this as normal driver mtd: bcm47xxnflash: fix message mtd: bcm47xxsflash: register this as normal driver mtd: bcm47xxsflash: write number of written bytes mtd: gpmi: add sanity check for the ECC mtd: gpmi: set the Golois Field bit for mx6q's BCH mtd: devices: elm: Removes <xx> literals in elm DT node mtd: gpmi: fix a dereferencing freed memory error mtd: fix the wrong timeo for panic_nand_wait() ...
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Revision tags: v3.13-rc2, v3.13-rc1, v3.12, v3.12-rc7, v3.12-rc6, v3.12-rc5, v3.12-rc4, v3.12-rc3, v3.12-rc2, v3.12-rc1, v3.11, v3.11-rc7, v3.11-rc6, v3.11-rc5, v3.11-rc4, v3.11-rc3, v3.11-rc2, v3.11-rc1, v3.10, v3.10-rc7, v3.10-rc6, v3.10-rc5, v3.10-rc4, v3.10-rc3, v3.10-rc2, v3.10-rc1, v3.9, v3.9-rc8, v3.9-rc7, v3.9-rc6, v3.9-rc5, v3.9-rc4, v3.9-rc3, v3.9-rc2, v3.9-rc1 |
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459a86d8 |
| 27-Feb-2013 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: use prandom_bytes instead of get_random_bytes() Using prandom_bytes() is enough. Because this data is only used for testing, not used for cryptographic use.
mtd: mtd_nandecctest: use prandom_bytes instead of get_random_bytes() Using prandom_bytes() is enough. Because this data is only used for testing, not used for cryptographic use. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Artem Bityutskiy <dedekind1@gmail.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Laight <david.laight@aculab.com> Cc: Eilon Greenstein <eilong@broadcom.com> Cc: Michel Lespinasse <walken@google.com> Cc: Robert Love <robert.w.love@intel.com> Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Revision tags: v3.8, v3.8-rc7, v3.8-rc6, v3.8-rc5, v3.8-rc4, v3.8-rc3 |
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aca662a3 |
| 03-Jan-2013 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: rename random32() to prandom_u32() Use more preferable function name which implies using a pseudo-random number generator. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.c
mtd: rename random32() to prandom_u32() Use more preferable function name which implies using a pseudo-random number generator. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
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Revision tags: v3.8-rc2, v3.8-rc1, v3.7, v3.7-rc8, v3.7-rc7, v3.7-rc6, v3.7-rc5, v3.7-rc4, v3.7-rc3, v3.7-rc2, v3.7-rc1 |
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b6489d97 |
| 10-Oct-2012 |
Vikram Narayanan <vikram186@gmail.com> |
mtd: tests: mtd_nandecctest: Use pr_fmt macro Use KBUILD_MODNAME instead of hardcoding the filename Signed-off-by: Vikram Narayanan <vikram186@gmail.com> Signed-off-by: Artem Bi
mtd: tests: mtd_nandecctest: Use pr_fmt macro Use KBUILD_MODNAME instead of hardcoding the filename Signed-off-by: Vikram Narayanan <vikram186@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
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Revision tags: v3.6, v3.6-rc7, v3.6-rc6, v3.6-rc5 |
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6ed089c0 |
| 07-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: add double bit error detection tests This adds the double bit error detection test cases listed below: * Prepare data block with double bit error and ECC data
mtd: mtd_nandecctest: add double bit error detection tests This adds the double bit error detection test cases listed below: * Prepare data block with double bit error and ECC data without corruption, and verify that the uncorrectable error is detected by __nand_correct_data(). * Prepare data block with single bit error and ECC data with single bit error, and verify that the uncorrectable error is detected. * Prepare data block without corruption and ECC data with double bit error, and verify that the uncorrectable error is detected. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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200ab845 |
| 07-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: add single bit error correction test This adds the single bit error correction test case listed below: Prepare data block without corruption and ECC data with
mtd: mtd_nandecctest: add single bit error correction test This adds the single bit error correction test case listed below: Prepare data block without corruption and ECC data with single bit error, and verify that the data block is preserved by __nand_correct_data(). Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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ccaa6795 |
| 07-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: add no corruption test This adds no corruptin test case listed below: Prepare data block and ECC data with no corruption, and verify that the data block is
mtd: mtd_nandecctest: add no corruption test This adds no corruptin test case listed below: Prepare data block and ECC data with no corruption, and verify that the data block is preserved by __nand_correct_data() Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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6060fb42 |
| 07-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: rewrite the test routine This rewrites the entire test routine in order to make it easy to add more tests by later changes and minimize duplication of each tests as
mtd: mtd_nandecctest: rewrite the test routine This rewrites the entire test routine in order to make it easy to add more tests by later changes and minimize duplication of each tests as much as possible. Now that each test is described by the members of struct nand_ecc_test: - name: descriptive testname - prepare: function to prepare data block and ecc with artifical corruption - verify: function to verify the result of correcting data block Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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c092b439 |
| 07-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: support injecting bit error for ecc code Currently inject_single_bit_error() is used to inject single bit error into randomly selected bit position of the 256 or 51
mtd: mtd_nandecctest: support injecting bit error for ecc code Currently inject_single_bit_error() is used to inject single bit error into randomly selected bit position of the 256 or 512 bytes data block. Later change will add tests which inject bit errors into the ecc code. Unfortunately, inject_single_bit_error() doesn't work for the ecc code which is not a multiple of sizeof(unsigned long). Because bit fliping at random position is done by __change_bit(). For example, flipping bit position 0 by __change_bit(0, addr) modifies 3rd byte (32bit) or 7th byte (64bit) on big-endian systems. Using little-endian version of bitops can fix this issue. But little-endian version of __change_bit is not yet available. So this defines __change_bit_le() locally in a similar fashion to asm-generic/bitops/le.h and use it. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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1749c00f |
| 03-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: ensure alignment requirement for bitops Currently the data blocks which is used to test single bit error correction is allocated statically and injecting single bit
mtd: mtd_nandecctest: ensure alignment requirement for bitops Currently the data blocks which is used to test single bit error correction is allocated statically and injecting single bit error is implemented by using __change_bit() which must operate on the memory aligned to the size of an "unsigned long". But there is no such guarantee for statically allocated array. This fix the issue by allocating the data block dynamically by kmalloc(). It also allocate the ecc code dynamically instead of allocating statically on stack. The reason to allocate the ecc code dynamically is that later change will add tests which inject bit errors into the ecc code by bitops. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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c5b8384a |
| 03-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: improve message output This includes the message related changes: - Use pr_* instead of printk - Print hexdump of ECC code if test fails - Change log l
mtd: mtd_nandecctest: improve message output This includes the message related changes: - Use pr_* instead of printk - Print hexdump of ECC code if test fails - Change log level for hexdump of data from KERN_DEBUG to KERN_INFO - Factor out the hexdump code into a separate function Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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bb82477e |
| 03-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: make module_init() return appropriate errno Return -EINVAL instead of -1 (-EPERM) when test fails. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Sig
mtd: mtd_nandecctest: make module_init() return appropriate errno Return -EINVAL instead of -1 (-EPERM) when test fails. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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1f6edadc |
| 03-Sep-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: remove unnecessary include Including linux/jiffies.h was required for calling srandom32(jiffies) that has already been removed. Signed-off-by: Akinobu Mita
mtd: mtd_nandecctest: remove unnecessary include Including linux/jiffies.h was required for calling srandom32(jiffies) that has already been removed. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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Revision tags: v3.6-rc4 |
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f45c2990 |
| 26-Aug-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: make module_init() return an error code if test fails Return an error code if test fails in order to detect a test case failure by invoking tests repeatedly like th
mtd: mtd_nandecctest: make module_init() return an error code if test fails Return an error code if test fails in order to detect a test case failure by invoking tests repeatedly like this: while sudo modprobe mtd_nandecctest; do sudo modprobe -r mtd_nandecctest done Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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0ce0060f |
| 26-Aug-2012 |
Akinobu Mita <akinobu.mita@gmail.com> |
mtd: mtd_nandecctest: remove unnecessary srandom32() call It is unnecessary for this driver to call srandom32() in module_init. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
mtd: mtd_nandecctest: remove unnecessary srandom32() call It is unnecessary for this driver to call srandom32() in module_init. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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