forked from Minki/linux
mtd: mtd_torturetest: use mtd_test helpers
Use mtdtest_scan_for_bad_eraseblocks() and mtdtest_erase_good_eraseblocks() in mtd_test helpers. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Brian Norris <computersforpeace@gmail.com> Cc: Vikram Narayanan <vikram186@gmail.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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@ -32,6 +32,7 @@
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#include <linux/mtd/mtd.h>
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#include <linux/slab.h>
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#include <linux/sched.h>
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#include "mtd_test.h"
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#define RETRIES 3
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@ -92,35 +93,6 @@ static inline void stop_timing(void)
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do_gettimeofday(&finish);
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}
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/*
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* Erase eraseblock number @ebnum.
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*/
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static inline int erase_eraseblock(int ebnum)
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{
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int err;
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struct erase_info ei;
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loff_t addr = ebnum * mtd->erasesize;
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memset(&ei, 0, sizeof(struct erase_info));
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ei.mtd = mtd;
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ei.addr = addr;
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ei.len = mtd->erasesize;
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err = mtd_erase(mtd, &ei);
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if (err) {
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pr_err("error %d while erasing EB %d\n", err, ebnum);
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return err;
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}
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if (ei.state == MTD_ERASE_FAILED) {
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pr_err("some erase error occurred at EB %d\n",
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ebnum);
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return -EIO;
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}
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return 0;
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}
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/*
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* Check that the contents of eraseblock number @enbum is equivalent to the
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* @buf buffer.
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@ -208,7 +180,7 @@ static inline int write_pattern(int ebnum, void *buf)
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static int __init tort_init(void)
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{
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int err = 0, i, infinite = !cycles_count;
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int *bad_ebs;
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unsigned char *bad_ebs;
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printk(KERN_INFO "\n");
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printk(KERN_INFO "=================================================\n");
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@ -265,7 +237,7 @@ static int __init tort_init(void)
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if (!check_buf)
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goto out_patt_FF;
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bad_ebs = kcalloc(ebcnt, sizeof(*bad_ebs), GFP_KERNEL);
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bad_ebs = kzalloc(ebcnt, GFP_KERNEL);
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if (!bad_ebs)
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goto out_check_buf;
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@ -283,40 +255,16 @@ static int __init tort_init(void)
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}
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}
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/*
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* Check if there is a bad eraseblock among those we are going to test.
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*/
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if (mtd_can_have_bb(mtd)) {
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for (i = eb; i < eb + ebcnt; i++) {
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err = mtd_block_isbad(mtd, (loff_t)i * mtd->erasesize);
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if (err < 0) {
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pr_info("block_isbad() returned %d "
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"for EB %d\n", err, i);
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goto out;
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}
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if (err) {
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pr_err("EB %d is bad. Skip it.\n", i);
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bad_ebs[i - eb] = 1;
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}
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}
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}
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err = mtdtest_scan_for_bad_eraseblocks(mtd, bad_ebs, eb, ebcnt);
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if (err)
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goto out;
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start_timing();
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while (1) {
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int i;
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void *patt;
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/* Erase all eraseblocks */
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for (i = eb; i < eb + ebcnt; i++) {
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if (bad_ebs[i - eb])
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continue;
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err = erase_eraseblock(i);
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if (err)
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goto out;
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cond_resched();
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}
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mtdtest_erase_good_eraseblocks(mtd, bad_ebs, eb, ebcnt);
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/* Check if the eraseblocks contain only 0xFF bytes */
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if (check) {
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