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OpenCloudOS-Kernel/drivers/mtd/nand
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Eric Benard e5a5d92d9d mxc_nand: fix copy_spare 
it was broken by 35d5d20efa
"mtd: mxc_nand: cleanup copy_spare function"

else we get the following error :
[   22.709507] ubi0: attaching mtd3
[   23.613470] ubi0: scanning is finished
[   23.617278] ubi0: empty MTD device detected
[   23.623219] Unhandled fault: imprecise external abort (0x1c06) at 0x9e62f0ec
[   23.630291] pgd = 9df80000
[   23.633005] [9e62f0ec] *pgd=8e60041e(bad)
[   23.637064] Internal error: : 1c06 [#1] SMP ARM
[   23.641605] Modules linked in:
[   23.644687] CPU: 0 PID: 99 Comm: ubiattach Not tainted 4.2.0-dirty #22
[   23.651222] Hardware name: Freescale i.MX53 (Device Tree Support)
[   23.657322] task: 9e687300 ti: 9dcfc000 task.ti: 9dcfc000
[   23.662744] PC is at memcpy16_toio+0x4c/0x74
[   23.667026] LR is at mxc_nand_command+0x484/0x640
[   23.671739] pc : [<803f9c08>]    lr : [<803faeb0>]    psr: 60000013
[   23.671739] sp : 9dcfdb10  ip : 9e62f0ea  fp : 9dcfdb1c
[   23.683222] r10: a09c1000  r9 : 0000001a  r8 : ffffffff
[   23.688453] r7 : ffffffff  r6 : 9e674810  r5 : 9e674810  r4 : 000000b6
[   23.694985] r3 : a09c16a4  r2 : a09c16a4  r1 : a09c16a4  r0 : 0000ffff
[   23.701521] Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
[   23.708662] Control: 10c5387d  Table: 8df80019  DAC: 00000015
[   23.714413] Process ubiattach (pid: 99, stack limit = 0x9dcfc210)
[   23.720514] Stack: (0x9dcfdb10 to 0x9dcfe000)
[   23.724881] db00:                                     9dcfdb6c 9dcfdb20 803faeb0 803f9bc8
[   23.733069] db20: 803f227c 803f9b74 ffffffff 9e674810 9e674810 9e674810 00000040 9e62f010
[   23.741255] db40: 803faa2c 9e674b40 9e674810 803faa2c 00000400 803faa2c 00000000 9df42800
[   23.749441] db60: 9dcfdb9c 9dcfdb70 803f2024 803faa38 9e4201cc 00000000 803f0a78 9e674b40
[   23.757627] db80: 803f1f80 9e674810 00000400 00000400 9dcfdc14 9dcfdba0 803f3bd8 803f1f8c
[   23.765814] dba0: 9e4201cc 00000000 00000580 00000000 00000000 800718c0 0000007f 00001000
[   23.774000] dbc0: 9df42800 000000e0 00000000 00000000 9e4201cc 00000000 00000000 00000000
[   23.782186] dbe0: 00000580 00000580 00000000 9e674810 9dcfdc20 9dcfdce8 9df42800 00580000
[   23.790372] dc00: 00000000 00000400 9dcfdc6c 9dcfdc18 803f3f94 803f39a4 9dcfdc20 00000000
[   23.798558] dc20: 00000000 00000400 00000000 00000000 00000000 00000000 9df42800 00000000
[   23.806744] dc40: 9dcfdd0c 00580000 00000000 00000400 00000000 9df42800 9dee1000 9d802000
[   23.814930] dc60: 9dcfdc94 9dcfdc70 803eb63c 803f3f38 00000400 9dcfdce8 9df42800 dead4ead
[   23.823116] dc80: 803eb5f4 00000000 9dcfdcc4 9dcfdc98 803e82ac 803eb600 00000400 9dcfdce8
[   23.831301] dca0: 9df42800 00000400 9dee0000 00000000 00000400 00000000 9dcfdd1c 9dcfdcc8
[   23.839488] dcc0: 80406048 803e8230 00000400 9dcfdce8 9df42800 9dcfdc78 00000008 00000000
[   23.847673] dce0: 00000000 00000000 00000000 00000004 00000000 9df42800 9dee0000 00000000
[   23.855859] dd00: 9d802030 00000000 9dc8b214 9d802000 9dcfdd44 9dcfdd20 804066cc 80405f50
[   23.864047] dd20: 00000400 9dc8b200 9d802030 9df42800 9dee0000 9dc8b200 9dcfdd84 9dcfdd48
[   23.872233] dd40: 8040a544 804065ac 9e401c80 000080d0 9dcfdd84 00000001 800fc828 9df42400
[   23.880418] dd60: 00000000 00000080 9dc8b200 9dc8b200 9dc8b200 9dee0000 9dcfdddc 9dcfdd88
[   23.888605] dd80: 803fb560 8040a440 9dcfddc4 9dcfdd98 800f1428 9dee1000 a0acf000 00000000
[   23.896792] dda0: 00000000 ffffffff 00000006 00000000 9dee0000 9dee0000 00005600 00000080
[   23.904979] ddc0: 9dc8b200 a0acf000 9dc8b200 8112514c 9dcfde24 9dcfdde0 803fc08c 803fb4f0
[   23.913165] dde0: 9e401c80 00000013 9dcfde04 9dcfddf8 8006bbf8 8006ba00 9dcfde24 00000000
[   23.921351] de00: 9dee0000 00000065 9dee0000 00000001 9dc8b200 8112514c 9dcfde84 9dcfde28
[   23.929538] de20: 8040afa0 803fb948 ffffffff 00000000 9dc8b214 9dcfde40 800f1428 800f11dc
[   23.937724] de40: 9dc8b21c 9dc8b20c 9dc8b204 9dee1000 9dc8b214 8069bb60 fffff000 fffff000
[   23.945911] de60: 9e7b5400 00000000 9dee0000 9dee1000 00001000 9e7b5400 9dcfdecc 9dcfde88
[   23.954097] de80: 803ff1bc 8040a630 9dcfdea4 9dcfde98 00000800 00000800 9dcfdecc 9dcfdea8
[   23.962284] dea0: 803e8f6c 00000000 7e87ab70 9e7b5400 80113e30 00000003 9dcfc000 00000000
[   23.970470] dec0: 9dcfdf04 9dcfded0 804008cc 803feb98 ffffffff 00000003 00000000 00000000
[   23.978656] dee0: 00000000 00000000 9e7cb000 9dc193e0 7e87ab70 9dd92140 9dcfdf7c 9dcfdf08
[   23.986842] df00: 80113b5c 8040080c 800fbed8 8006bbf0 9e7cb000 00000003 9e7cb000 9dd92140
[   23.995029] df20: 9dc193e0 9dd92148 9dcfdf4c 9dcfdf38 8011022c 800fbe78 8000f9cc 9e687300
[   24.003216] df40: 9dcfdf6c 9dcfdf50 8011f798 8007ffe8 7e87ab70 9dd92140 00000003 9dd92140
[   24.011402] df60: 40186f40 7e87ab70 9dcfc000 00000000 9dcfdfa4 9dcfdf80 80113e30 8011373c
[   24.019588] df80: 7e87ab70 7e87ab70 7e87aea9 00000036 8000fb84 9dcfc000 00000000 9dcfdfa8
[   24.027775] dfa0: 8000f9a0 80113e00 7e87ab70 7e87ab70 00000003 40186f40 7e87ab70 00000000
[   24.035962] dfc0: 7e87ab70 7e87ab70 7e87aea9 00000036 00000000 00000000 76fd1f70 00000000
[   24.044148] dfe0: 76f80f8c 7e87ab28 00009810 76f80fc4 60000010 00000003 00000000 00000000
[   24.052328] Backtrace:
[   24.054806] [<803f9bbc>] (memcpy16_toio) from [<803faeb0>] (mxc_nand_command+0x484/0x640)
[   24.062996] [<803faa2c>] (mxc_nand_command) from [<803f2024>] (nand_write_page+0xa4/0x154)
[   24.071264]  r10:9df42800 r9:00000000 r8:803faa2c r7:00000400 r6:803faa2c r5:9e674810
[   24.079180]  r4:9e674b40
[   24.081738] [<803f1f80>] (nand_write_page) from [<803f3bd8>] (nand_do_write_ops+0x240/0x444)
[   24.090180]  r8:00000400 r7:00000400 r6:9e674810 r5:803f1f80 r4:9e674b40
[   24.096970] [<803f3998>] (nand_do_write_ops) from [<803f3f94>] (nand_write+0x68/0x88)
[   24.104804]  r10:00000400 r9:00000000 r8:00580000 r7:9df42800 r6:9dcfdce8 r5:9dcfdc20
[   24.112719]  r4:9e674810
[   24.115287] [<803f3f2c>] (nand_write) from [<803eb63c>] (part_write+0x48/0x50)
[   24.122514]  r10:9d802000 r9:9dee1000 r8:9df42800 r7:00000000 r6:00000400 r5:00000000
[   24.130429]  r4:00580000
[   24.132989] [<803eb5f4>] (part_write) from [<803e82ac>] (mtd_write+0x88/0xa0)
[   24.140129]  r5:00000000 r4:803eb5f4
[   24.143748] [<803e8224>] (mtd_write) from [<80406048>] (ubi_io_write+0x104/0x65c)
[   24.151235]  r7:00000000 r6:00000400 r5:00000000 r4:9dee0000
[   24.156968] [<80405f44>] (ubi_io_write) from [<804066cc>] (ubi_io_write_ec_hdr+0x12c/0x190)
[   24.165323]  r10:9d802000 r9:9dc8b214 r8:00000000 r7:9d802030 r6:00000000 r5:9dee0000
[   24.173239]  r4:9df42800
[   24.175798] [<804065a0>] (ubi_io_write_ec_hdr) from [<8040a544>] (ubi_early_get_peb+0x110/0x1f0)
[   24.184587]  r6:9dc8b200 r5:9dee0000 r4:9df42800
[   24.189262] [<8040a434>] (ubi_early_get_peb) from [<803fb560>] (create_vtbl+0x7c/0x238)
[   24.197271]  r10:9dee0000 r9:9dc8b200 r8:9dc8b200 r7:9dc8b200 r6:00000080 r5:00000000
[   24.205187]  r4:9df42400
[   24.207746] [<803fb4e4>] (create_vtbl) from [<803fc08c>] (ubi_read_volume_table+0x750/0xa64)
[   24.216187]  r10:8112514c r9:9dc8b200 r8:a0acf000 r7:9dc8b200 r6:00000080 r5:00005600
[   24.224103]  r4:9dee0000
[   24.226662] [<803fb93c>] (ubi_read_volume_table) from [<8040afa0>] (ubi_attach+0x97c/0x152c)
[   24.235103]  r10:8112514c r9:9dc8b200 r8:00000001 r7:9dee0000 r6:00000065 r5:9dee0000
[   24.243018]  r4:00000000
[   24.245579] [<8040a624>] (ubi_attach) from [<803ff1bc>] (ubi_attach_mtd_dev+0x630/0xbac)
[   24.253673]  r10:9e7b5400 r9:00001000 r8:9dee1000 r7:9dee0000 r6:00000000 r5:9e7b5400
[   24.261588]  r4:fffff000
[   24.264148] [<803feb8c>] (ubi_attach_mtd_dev) from [<804008cc>] (ctrl_cdev_ioctl+0xcc/0x1cc)
[   24.272589]  r10:00000000 r9:9dcfc000 r8:00000003 r7:80113e30 r6:9e7b5400 r5:7e87ab70
[   24.280505]  r4:00000000
[   24.283070] [<80400800>] (ctrl_cdev_ioctl) from [<80113b5c>] (do_vfs_ioctl+0x42c/0x6c4)
[   24.291077]  r6:9dd92140 r5:7e87ab70 r4:9dc193e0
[   24.295753] [<80113730>] (do_vfs_ioctl) from [<80113e30>] (SyS_ioctl+0x3c/0x64)
[   24.303066]  r10:00000000 r9:9dcfc000 r8:7e87ab70 r7:40186f40 r6:9dd92140 r5:00000003
[   24.310981]  r4:9dd92140
[   24.313549] [<80113df4>] (SyS_ioctl) from [<8000f9a0>] (ret_fast_syscall+0x0/0x54)
[   24.321123]  r9:9dcfc000 r8:8000fb84 r7:00000036 r6:7e87aea9 r5:7e87ab70 r4:7e87ab70
[   24.328957] Code: e1c300b0 e1510002 e1a03001 1afffff9 (e89da800)
[   24.335066] ---[ end trace ab1cb17887f21bbb ]---
[   24.340249] Unhandled fault: imprecise external abort (0x1c06) at 0x7ee8bcf0
[   24.347310] pgd = 9df3c000
[   24.350023] [7ee8bcf0] *pgd=8dcbf831, *pte=8eb3334f, *ppte=8eb3383f
Segmentation fault

Fixes: 35d5d20efa ("mtd: mxc_nand: cleanup copy_spare function")
Signed-off-by: Eric Bénard <eric@eukrea.com>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Baruch Siach <baruch@tkos.co.il>
Cc: <stable@vger.kernel.org>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
 		2015-09-27 17:09:35 -07:00
..
bcm47xxnflash mtd: nand: bcm47xxnflash: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
brcmnand mtd: brcmnand: Fix misuse of IS_ENABLED 2015-08-07 16:17:43 -07:00
gpmi-nand Common MTD: 2015-04-22 12:00:44 -07:00
Kconfig mtd: denali: hide core part from user in Kconfig 2015-08-18 17:21:35 -07:00
Makefile mtd: nand: omap2: Rename shippable module to omap2_nand 2015-09-02 14:04:49 -07:00
ams-delta.c mtd: nand: ams-delta: fix overwritten mtd_info->owner in initialization 2015-01-15 19:33:03 -08:00
atmel_nand.c mtd: atmel_nand: don't map the ROM table if no pmecc table offset in DT 2015-04-05 17:47:56 -07:00
atmel_nand_ecc.h mtd: atmel_nand: add a definition for the oob reserved bytes 2015-04-05 17:47:56 -07:00
atmel_nand_nfc.h mtd: atmel_nand: check NFC busy flag by HSMC_SR instead of NFC cmd regs 2015-03-11 09:49:28 -07:00
au1550nd.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
bf5xx_nand.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
cafe_nand.c mtd: cafe_nand: drop duplicate .write_page implementation 2014-11-25 23:13:38 -08:00
cmx270_nand.c mtd: cmx270_nand: Remove unnecessary OOM messages 2014-01-03 11:22:29 -08:00
cs553x_nand.c mtd: cs553x_nand: Fix kasprintf() usage 2015-06-16 18:58:47 -07:00
davinci_nand.c nand: davinci: add support for 4K page size nand devices 2015-07-20 09:58:15 -07:00
denali.c mtd: denali: Disable sub-page writes in Denali NAND driver 2015-03-30 18:32:44 -07:00
denali.h mtd: denali: fix include guard and license block of denali.h 2014-09-17 23:32:30 -07:00
denali_dt.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
denali_pci.c mtd: denali_pci: switch to dev_err() 2015-08-18 17:21:37 -07:00
diskonchip.c arch, drivers: don't include <asm/io.h> directly, use <linux/io.h> instead 2015-08-10 23:07:05 -04:00
docg4.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
fsl_elbc_nand.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
fsl_ifc_nand.c fsl_ifc: Change IO accessor based on endianness 2015-08-07 22:59:34 -05:00
fsl_upm.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
fsmc_nand.c mtd: fsmc_nand: match wait_for_completion_timeout return type 2015-05-06 23:48:04 -07:00
gpio.c MTD updates for 3.19: 2014-12-17 09:59:26 -08:00
hisi504_nand.c genirq: Remove the deprecated 'IRQF_DISABLED' request_irq() flag entirely 2015-03-05 20:53:06 +01:00
jz4740_nand.c mtd: nand: jz4740: Convert to GPIO descriptor API 2015-02-02 01:04:36 -08:00
lpc32xx_mlc.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
lpc32xx_slc.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
mpc5121_nfc.c mtd: constify of_device_id array 2015-05-06 23:44:07 -07:00
mxc_nand.c mxc_nand: fix copy_spare 2015-09-27 17:09:35 -07:00
nand_base.c mtd: nand: correct indentation within conditional 2015-05-22 10:57:47 -07:00
nand_bbt.c mtd: remove incorrect file name 2015-05-22 10:57:46 -07:00
nand_bch.c mtd: cleanup style on pr_debug messages 2011-09-11 15:02:16 +03:00
nand_ecc.c mtd: nand: add line feed to pr_err 2014-04-16 00:18:26 -07:00
nand_ids.c mtd: nand: add Toshiba TC58NVG0S3E to nand_ids table 2015-08-25 12:24:02 -07:00
nand_timings.c mtd: nand: Use ULL-suffix for big u64 constant 2014-08-19 11:53:09 -07:00
nandsim.c mtd: nandsim: fix double free 2015-07-06 15:20:10 -07:00
ndfc.c mtd: remove incorrect file name 2015-05-22 10:57:46 -07:00
nuc900_nand.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
omap2.c mtd: nand: omap: drop condition with no effect 2015-02-05 19:51:08 -08:00
omap_elm.c mtd: omap_elm: Fix module alias 2015-08-18 17:57:46 -07:00
orion_nand.c MTD updates for 3.19: 2014-12-17 09:59:26 -08:00
pasemi_nand.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
plat_nand.c mtd: plat_nand: use default partition probe 2015-05-27 12:34:35 -07:00
pxa3xx_nand.c nand: pxa3xx: Increase READ_ID buffer and make the size static 2015-08-19 15:53:48 -07:00
r852.c mtd: r852: make ecc_reg 32-bit in r852_ecc_correct 2015-07-20 10:38:25 -07:00
r852.h mtd: r852: remove useless pci powerup/down from suspend/resume routines 2010-10-25 01:32:21 +01:00
s3c2410.c mtd: s3c2410: Constify platform_device_id 2015-05-07 00:13:24 -07:00
sh_flctl.c mtd: sh_flctl: remove slave_id settings for DMAEngine 2015-02-23 16:12:25 +05:30
sharpsl.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
sm_common.c mtd: nand: refactor chip->block_markbad interface 2013-08-30 16:47:52 +01:00
sm_common.h mtd: use __packed shorthand 2014-08-19 11:53:08 -07:00
socrates_nand.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
sunxi_nand.c mtd: nand: sunxi: fix sunxi_nand_chips_cleanup() 2015-09-21 17:11:59 -07:00
tmio_nand.c mtd: tmio_nand: Use devm_*() functions 2014-01-03 11:22:28 -08:00
txx9ndfmc.c mtd: nand: drop owner assignment from platform_drivers 2014-10-20 16:20:58 +02:00
xway_nand.c mtd: plat_nand: use default partition probe 2015-05-27 12:34:35 -07:00