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author | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 13:30:20 +0200 |
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committer | Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de> | 2015-10-23 13:30:20 +0200 |
commit | e7549b926dd3ceec048f5689df90d4ec970c9419 (patch) | |
tree | c8645e0b4343c309aac1a3838a17cfcf0893d7b5 /drivers/mtd/tests/mtd_stresstest.c | |
parent | 499ba610c2829adafbf393c2f3773d73ae4445f3 (diff) | |
download | kernel_samsung_smdk4412-e7549b926dd3ceec048f5689df90d4ec970c9419.zip kernel_samsung_smdk4412-e7549b926dd3ceec048f5689df90d4ec970c9419.tar.gz kernel_samsung_smdk4412-e7549b926dd3ceec048f5689df90d4ec970c9419.tar.bz2 |
more driver stuff from 3.2.72
Diffstat (limited to 'drivers/mtd/tests/mtd_stresstest.c')
-rw-r--r-- | drivers/mtd/tests/mtd_stresstest.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/mtd/tests/mtd_stresstest.c b/drivers/mtd/tests/mtd_stresstest.c index 129bad2..811642f 100644 --- a/drivers/mtd/tests/mtd_stresstest.c +++ b/drivers/mtd/tests/mtd_stresstest.c @@ -30,7 +30,7 @@ #define PRINT_PREF KERN_INFO "mtd_stresstest: " -static int dev; +static int dev = -EINVAL; module_param(dev, int, S_IRUGO); MODULE_PARM_DESC(dev, "MTD device number to use"); @@ -154,7 +154,7 @@ static int do_read(void) } addr = eb * mtd->erasesize + offs; err = mtd->read(mtd, addr, len, &read, readbuf); - if (err == -EUCLEAN) + if (mtd_is_bitflip(err)) err = 0; if (unlikely(err || read != len)) { printk(PRINT_PREF "error: read failed at 0x%llx\n", @@ -250,6 +250,13 @@ static int __init mtd_stresstest_init(void) printk(KERN_INFO "\n"); printk(KERN_INFO "=================================================\n"); + + if (dev < 0) { + printk(PRINT_PREF "Please specify a valid mtd-device via module paramter\n"); + printk(KERN_CRIT "CAREFUL: This test wipes all data on the specified MTD device!\n"); + return -EINVAL; + } + printk(PRINT_PREF "MTD device: %d\n", dev); mtd = get_mtd_device(NULL, dev); |