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linux-next/drivers/mtd/nand
Artem Bityutskiy c1194c7932 mtd: nand_base: do not cache pages with uncorrectable ECC errors
Currently MTD caches the last read NAND page, even if there was an uncorrectable ECC
error. This patch prevents caching in case of uncorrectable ECC errors. The reason
is that we want to allow the user to re-read the NAND page several times. In case of
unstable bits re-trying may help.

Moreover, current behavior is wrong because the first read returns -EBADMSG (correctly)
but the second read succeeds and incorrectly returns 0 (because we read from the cache).

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
2010-10-25 00:13:34 +01:00
..
alauda.c mtd: nand: make USB device id constant 2010-02-25 11:26:31 +00:00
ams-delta.c omap: headers: Move remaining headers from include/mach to include/plat 2009-10-20 09:40:47 -07:00
atmel_nand_ecc.h [ARM] 5265/3: [AT91] Add copyright info 2008-09-21 23:01:18 +01:00
atmel_nand.c mtd: atmel_nand: fix warning: 'part_probes' defined but not used 2010-08-06 09:22:22 +01:00
au1550nd.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2010-03-26 14:55:59 +00:00
autcpu12.c [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach 2008-08-07 09:55:48 +01:00
bcm_umi_bch.c mtd: add bcmring nand driver 2009-10-20 10:07:23 +09:00
bcm_umi_nand.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2010-05-10 14:32:46 +01:00
bf5xx_nand.c mtd: Blackfin NFC: fix invalid free in remove() 2010-09-13 08:49:03 +01:00
cafe_nand.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2010-05-10 14:32:46 +01:00
cmx270_nand.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
cs553x_nand.c [MTD] [NAND] Fix compilation warnings in drivers/mtd/nand/cs553x_nand.c 2008-10-18 12:39:17 +01:00
davinci_nand.c mtd: davinci: relax a timeout for ECC-initialization 2010-10-24 23:49:41 +01:00
denali.c mtd: nand: denali should also handle NAND_CMD_PARAM 2010-10-24 23:45:05 +01:00
denali.h nand/denali: use dev_xx debug function to replace nand_dbg_print and some printk 2010-08-11 00:28:40 +01:00
diskonchip.c mtd: Remove obsolete <mtd/compatmac.h> include 2010-08-08 21:19:42 +01:00
edb7312.c [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach 2008-08-07 09:55:48 +01:00
fsl_elbc_nand.c of/device: Replace struct of_device with struct platform_device 2010-08-06 09:25:50 -06:00
fsl_upm.c mtd: fix the build warning for fsl_upm.c 2010-10-24 23:52:39 +01:00
gpio.c mtd: drivers/mtd/nand/gpio.c: use resource_size() 2009-12-31 20:47:01 +00:00
h1910.c [ARM] Move include/asm-arm/arch-* to arch/arm/*/include/mach 2008-08-07 09:55:48 +01:00
jz4740_nand.c MTD: Nand: Add JZ4740 NAND driver 2010-08-05 13:26:18 +01:00
Kconfig mtd: pxa3xx_nand: condense the flash definition 2010-10-24 23:38:47 +01:00
Makefile MTD: Nand: Add JZ4740 NAND driver 2010-08-05 13:26:18 +01:00
mpc5121_nfc.c mtd: mpc5121_nfc: fix memory leak on error path 2010-10-24 23:40:22 +01:00
mxc_nand.c mtd: mxc_nand: configure pages per block for v2 controller 2010-09-13 08:50:34 +01:00
nand_base.c mtd: nand_base: do not cache pages with uncorrectable ECC errors 2010-10-25 00:13:34 +01:00
nand_bbt.c mtd: Remove obsolete <mtd/compatmac.h> include 2010-08-08 21:19:42 +01:00
nand_bcm_umi.c mtd: add bcmring nand driver 2009-10-20 10:07:23 +09:00
nand_bcm_umi.h mtd: nand_bcm: fix hot spin and code duplication 2010-02-26 16:56:35 +00:00
nand_ecc.c Merge git://git.infradead.org/mtd-2.6 2009-12-16 10:23:43 -08:00
nand_ids.c mtd: nand: support new Toshiba SLC 2010-10-24 23:38:30 +01:00
nandsim.c mtd: nandsim: remove casts from void 2010-08-02 09:05:54 +01:00
ndfc.c of/device: Replace struct of_device with struct platform_device 2010-08-06 09:25:50 -06:00
nomadik_nand.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2010-05-10 14:32:46 +01:00
nuc900_nand.c mtd: nand: rename w90p910_nand.c to nuc900_nand.c 2010-01-01 12:16:47 +00:00
omap2.c omap3 nand: cleanup virtual address usages 2010-08-02 15:30:38 +03:00
orion_nand.c mtd: orion/kirkwood: add RnB line support to orion mtd driver 2010-05-14 01:04:19 +01:00
pasemi_nand.c of/device: Replace struct of_device with struct platform_device 2010-08-06 09:25:50 -06:00
plat_nand.c gen_nand: Test if nr_chips field is valid 2010-08-12 12:17:36 +01:00
ppchameleonevb.c MTD/JFFS2: remove CVS keywords 2008-06-04 17:50:17 +01:00
pxa3xx_nand.c mtd: pxa3xx_nand: set oob length in the runtime 2010-10-24 23:39:41 +01:00
r852.c mtd: r852: remove casts from void 2010-08-02 09:06:03 +01:00
r852.h mtd: nand: Add driver for Ricoh xD/SmartMedia reader 2010-02-26 19:22:38 +00:00
rtc_from4.c mtd: Remove obsolete <mtd/compatmac.h> include 2010-08-08 21:19:42 +01:00
s3c2410.c mtd: s3c nand: parsing command-line partitions prior to set->partitions 2010-08-02 09:08:13 +01:00
sh_flctl.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2010-05-10 14:32:46 +01:00
sharpsl.c [MTD] sharpsl-nand: move registration to board code 2008-10-29 21:08:37 +03:00
sm_common.c mtd: sm_common: remove casts from void 2010-08-02 09:06:10 +01:00
sm_common.h mtd: sm_common: split smartmedia and xD table 2010-05-14 01:03:46 +01:00
socrates_nand.c of/device: Replace struct of_device with struct platform_device 2010-08-06 09:25:50 -06:00
spia.c MTD/JFFS2: remove CVS keywords 2008-06-04 17:50:17 +01:00
tmio_nand.c Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2010-05-10 14:32:46 +01:00
txx9ndfmc.c mtd: nand: Allow caller to pass alternative ID table to nand_scan_ident() 2010-02-26 18:32:56 +00:00