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Commit bb998419 authored by Vikram Narayanan's avatar Vikram Narayanan Committed by Artem Bityutskiy
Browse files

mtd: tests: mtd_pagetest: Replace printk with pr_{info,crit,err} 



Use pr_fmt instead of PRINT_PREF macro

Signed-off-by: default avatarVikram Narayanan <vikram186@gmail.com>
Signed-off-by: default avatarArtem Bityutskiy <artem.bityutskiy@linux.intel.com>
parent b6489d97

drivers/mtd/tests/mtd_pagetest.c

+76 −76
Original line number Diff line number Diff line
@@ -19,6 +19,8 @@ 
 * Author: Adrian Hunter <ext-adrian.hunter@nokia.com>

 */



#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt



#include <asm/div64.h>

#include <linux/init.h>

#include <linux/module.h>
@@ -28,8 +30,6 @@ 
#include <linux/slab.h>

#include <linux/sched.h>



#define PRINT_PREF KERN_INFO "mtd_pagetest: "



static int dev = -EINVAL;

module_param(dev, int, S_IRUGO);

MODULE_PARM_DESC(dev, "MTD device number to use");
@@ -79,12 +79,12 @@ static int erase_eraseblock(int ebnum) 


	err = mtd_erase(mtd, &ei);

	if (err) {

		printk(PRINT_PREF "error %d while erasing EB %d\n", err, ebnum);

		pr_err("error %d while erasing EB %d\n", err, ebnum);

		return err;

	}



	if (ei.state == MTD_ERASE_FAILED) {

		printk(PRINT_PREF "some erase error occurred at EB %d\n",

		pr_err("some erase error occurred at EB %d\n",

		       ebnum);

		return -EIO;

	}
@@ -102,7 +102,7 @@ static int write_eraseblock(int ebnum) 
	cond_resched();

	err = mtd_write(mtd, addr, mtd->erasesize, &written, writebuf);

	if (err || written != mtd->erasesize)

		printk(PRINT_PREF "error: write failed at %#llx\n",

		pr_err("error: write failed at %#llx\n",

		       (long long)addr);



	return err;
@@ -131,7 +131,7 @@ static int verify_eraseblock(int ebnum) 
		if (mtd_is_bitflip(err))

			err = 0;

		if (err || read != bufsize) {

			printk(PRINT_PREF "error: read failed at %#llx\n",

			pr_err("error: read failed at %#llx\n",

			       (long long)addr0);

			return err;

		}
@@ -139,7 +139,7 @@ static int verify_eraseblock(int ebnum) 
		if (mtd_is_bitflip(err))

			err = 0;

		if (err || read != bufsize) {

			printk(PRINT_PREF "error: read failed at %#llx\n",

			pr_err("error: read failed at %#llx\n",

			       (long long)(addrn - bufsize));

			return err;

		}
@@ -148,12 +148,12 @@ static int verify_eraseblock(int ebnum) 
		if (mtd_is_bitflip(err))

			err = 0;

		if (err || read != bufsize) {

			printk(PRINT_PREF "error: read failed at %#llx\n",

			pr_err("error: read failed at %#llx\n",

			       (long long)addr);

			break;

		}

		if (memcmp(twopages, writebuf + (j * pgsize), bufsize)) {

			printk(PRINT_PREF "error: verify failed at %#llx\n",

			pr_err("error: verify failed at %#llx\n",

			       (long long)addr);

			errcnt += 1;

		}
@@ -166,7 +166,7 @@ static int verify_eraseblock(int ebnum) 
		if (mtd_is_bitflip(err))

			err = 0;

		if (err || read != bufsize) {

			printk(PRINT_PREF "error: read failed at %#llx\n",

			pr_err("error: read failed at %#llx\n",

			       (long long)addr0);

			return err;

		}
@@ -174,7 +174,7 @@ static int verify_eraseblock(int ebnum) 
		if (mtd_is_bitflip(err))

			err = 0;

		if (err || read != bufsize) {

			printk(PRINT_PREF "error: read failed at %#llx\n",

			pr_err("error: read failed at %#llx\n",

			       (long long)(addrn - bufsize));

			return err;

		}
@@ -183,14 +183,14 @@ static int verify_eraseblock(int ebnum) 
		if (mtd_is_bitflip(err))

			err = 0;

		if (err || read != bufsize) {

			printk(PRINT_PREF "error: read failed at %#llx\n",

			pr_err("error: read failed at %#llx\n",

			       (long long)addr);

			return err;

		}

		memcpy(boundary, writebuf + mtd->erasesize - pgsize, pgsize);

		set_random_data(boundary + pgsize, pgsize);

		if (memcmp(twopages, boundary, bufsize)) {

			printk(PRINT_PREF "error: verify failed at %#llx\n",

			pr_err("error: verify failed at %#llx\n",

			       (long long)addr);

			errcnt += 1;

		}
@@ -206,10 +206,10 @@ static int crosstest(void) 
	loff_t addr, addr0, addrn;

	unsigned char *pp1, *pp2, *pp3, *pp4;



	printk(PRINT_PREF "crosstest\n");

	pr_info("crosstest\n");

	pp1 = kmalloc(pgsize * 4, GFP_KERNEL);

	if (!pp1) {

		printk(PRINT_PREF "error: cannot allocate memory\n");

		pr_err("error: cannot allocate memory\n");

		return -ENOMEM;

	}

	pp2 = pp1 + pgsize;
@@ -231,7 +231,7 @@ static int crosstest(void) 
	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr);

		kfree(pp1);

		return err;
@@ -243,7 +243,7 @@ static int crosstest(void) 
	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr);

		kfree(pp1);

		return err;
@@ -251,12 +251,12 @@ static int crosstest(void) 


	/* Read first page to pp2 */

	addr = addr0;

	printk(PRINT_PREF "reading page at %#llx\n", (long long)addr);

	pr_info("reading page at %#llx\n", (long long)addr);

	err = mtd_read(mtd, addr, pgsize, &read, pp2);

	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr);

		kfree(pp1);

		return err;
@@ -264,12 +264,12 @@ static int crosstest(void) 


	/* Read last page to pp3 */

	addr = addrn - pgsize;

	printk(PRINT_PREF "reading page at %#llx\n", (long long)addr);

	pr_info("reading page at %#llx\n", (long long)addr);

	err = mtd_read(mtd, addr, pgsize, &read, pp3);

	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr);

		kfree(pp1);

		return err;
@@ -277,25 +277,25 @@ static int crosstest(void) 


	/* Read first page again to pp4 */

	addr = addr0;

	printk(PRINT_PREF "reading page at %#llx\n", (long long)addr);

	pr_info("reading page at %#llx\n", (long long)addr);

	err = mtd_read(mtd, addr, pgsize, &read, pp4);

	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr);

		kfree(pp1);

		return err;

	}



	/* pp2 and pp4 should be the same */

	printk(PRINT_PREF "verifying pages read at %#llx match\n",

	pr_info("verifying pages read at %#llx match\n",

	       (long long)addr0);

	if (memcmp(pp2, pp4, pgsize)) {

		printk(PRINT_PREF "verify failed!\n");

		pr_err("verify failed!\n");

		errcnt += 1;

	} else if (!err)

		printk(PRINT_PREF "crosstest ok\n");

		pr_info("crosstest ok\n");

	kfree(pp1);

	return err;

}
@@ -307,7 +307,7 @@ static int erasecrosstest(void) 
	loff_t addr0;

	char *readbuf = twopages;



	printk(PRINT_PREF "erasecrosstest\n");

	pr_info("erasecrosstest\n");



	ebnum = 0;

	addr0 = 0;
@@ -320,79 +320,79 @@ static int erasecrosstest(void) 
	while (ebnum2 && bbt[ebnum2])

		ebnum2 -= 1;



	printk(PRINT_PREF "erasing block %d\n", ebnum);

	pr_info("erasing block %d\n", ebnum);

	err = erase_eraseblock(ebnum);

	if (err)

		return err;



	printk(PRINT_PREF "writing 1st page of block %d\n", ebnum);

	pr_info("writing 1st page of block %d\n", ebnum);

	set_random_data(writebuf, pgsize);

	strcpy(writebuf, "There is no data like this!");

	err = mtd_write(mtd, addr0, pgsize, &written, writebuf);

	if (err || written != pgsize) {

		printk(PRINT_PREF "error: write failed at %#llx\n",

		pr_info("error: write failed at %#llx\n",

		       (long long)addr0);

		return err ? err : -1;

	}



	printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);

	pr_info("reading 1st page of block %d\n", ebnum);

	memset(readbuf, 0, pgsize);

	err = mtd_read(mtd, addr0, pgsize, &read, readbuf);

	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr0);

		return err ? err : -1;

	}



	printk(PRINT_PREF "verifying 1st page of block %d\n", ebnum);

	pr_info("verifying 1st page of block %d\n", ebnum);

	if (memcmp(writebuf, readbuf, pgsize)) {

		printk(PRINT_PREF "verify failed!\n");

		pr_err("verify failed!\n");

		errcnt += 1;

		return -1;

	}



	printk(PRINT_PREF "erasing block %d\n", ebnum);

	pr_info("erasing block %d\n", ebnum);

	err = erase_eraseblock(ebnum);

	if (err)

		return err;



	printk(PRINT_PREF "writing 1st page of block %d\n", ebnum);

	pr_info("writing 1st page of block %d\n", ebnum);

	set_random_data(writebuf, pgsize);

	strcpy(writebuf, "There is no data like this!");

	err = mtd_write(mtd, addr0, pgsize, &written, writebuf);

	if (err || written != pgsize) {

		printk(PRINT_PREF "error: write failed at %#llx\n",

		pr_err("error: write failed at %#llx\n",

		       (long long)addr0);

		return err ? err : -1;

	}



	printk(PRINT_PREF "erasing block %d\n", ebnum2);

	pr_info("erasing block %d\n", ebnum2);

	err = erase_eraseblock(ebnum2);

	if (err)

		return err;



	printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);

	pr_info("reading 1st page of block %d\n", ebnum);

	memset(readbuf, 0, pgsize);

	err = mtd_read(mtd, addr0, pgsize, &read, readbuf);

	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr0);

		return err ? err : -1;

	}



	printk(PRINT_PREF "verifying 1st page of block %d\n", ebnum);

	pr_info("verifying 1st page of block %d\n", ebnum);

	if (memcmp(writebuf, readbuf, pgsize)) {

		printk(PRINT_PREF "verify failed!\n");

		pr_err("verify failed!\n");

		errcnt += 1;

		return -1;

	}



	if (!err)

		printk(PRINT_PREF "erasecrosstest ok\n");

		pr_info("erasecrosstest ok\n");

	return err;

}
@@ -402,7 +402,7 @@ static int erasetest(void) 
	int err = 0, i, ebnum, ok = 1;

	loff_t addr0;



	printk(PRINT_PREF "erasetest\n");

	pr_info("erasetest\n");



	ebnum = 0;

	addr0 = 0;
@@ -411,40 +411,40 @@ static int erasetest(void) 
		ebnum += 1;

	}



	printk(PRINT_PREF "erasing block %d\n", ebnum);

	pr_info("erasing block %d\n", ebnum);

	err = erase_eraseblock(ebnum);

	if (err)

		return err;



	printk(PRINT_PREF "writing 1st page of block %d\n", ebnum);

	pr_info("writing 1st page of block %d\n", ebnum);

	set_random_data(writebuf, pgsize);

	err = mtd_write(mtd, addr0, pgsize, &written, writebuf);

	if (err || written != pgsize) {

		printk(PRINT_PREF "error: write failed at %#llx\n",

		pr_err("error: write failed at %#llx\n",

		       (long long)addr0);

		return err ? err : -1;

	}



	printk(PRINT_PREF "erasing block %d\n", ebnum);

	pr_info("erasing block %d\n", ebnum);

	err = erase_eraseblock(ebnum);

	if (err)

		return err;



	printk(PRINT_PREF "reading 1st page of block %d\n", ebnum);

	pr_info("reading 1st page of block %d\n", ebnum);

	err = mtd_read(mtd, addr0, pgsize, &read, twopages);

	if (mtd_is_bitflip(err))

		err = 0;

	if (err || read != pgsize) {

		printk(PRINT_PREF "error: read failed at %#llx\n",

		pr_err("error: read failed at %#llx\n",

		       (long long)addr0);

		return err ? err : -1;

	}



	printk(PRINT_PREF "verifying 1st page of block %d is all 0xff\n",

	pr_info("verifying 1st page of block %d is all 0xff\n",

	       ebnum);

	for (i = 0; i < pgsize; ++i)

		if (twopages[i] != 0xff) {

			printk(PRINT_PREF "verifying all 0xff failed at %d\n",

			pr_err("verifying all 0xff failed at %d\n",

			       i);

			errcnt += 1;

			ok = 0;
@@ -452,7 +452,7 @@ static int erasetest(void) 
		}



	if (ok && !err)

		printk(PRINT_PREF "erasetest ok\n");

		pr_info("erasetest ok\n");



	return err;

}
@@ -464,7 +464,7 @@ static int is_block_bad(int ebnum) 


	ret = mtd_block_isbad(mtd, addr);

	if (ret)

		printk(PRINT_PREF "block %d is bad\n", ebnum);

		pr_info("block %d is bad\n", ebnum);

	return ret;

}
@@ -474,18 +474,18 @@ static int scan_for_bad_eraseblocks(void) 


	bbt = kzalloc(ebcnt, GFP_KERNEL);

	if (!bbt) {

		printk(PRINT_PREF "error: cannot allocate memory\n");

		pr_err("error: cannot allocate memory\n");

		return -ENOMEM;

	}



	printk(PRINT_PREF "scanning for bad eraseblocks\n");

	pr_info("scanning for bad eraseblocks\n");

	for (i = 0; i < ebcnt; ++i) {

		bbt[i] = is_block_bad(i) ? 1 : 0;

		if (bbt[i])

			bad += 1;

		cond_resched();

	}

	printk(PRINT_PREF "scanned %d eraseblocks, %d are bad\n", i, bad);

	pr_info("scanned %d eraseblocks, %d are bad\n", i, bad);

	return 0;

}
@@ -499,22 +499,22 @@ static int __init mtd_pagetest_init(void) 
	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");

		pr_info("Please specify a valid mtd-device via module paramter\n");

		pr_crit("CAREFUL: This test wipes all data on the specified MTD device!\n");

		return -EINVAL;

	}



	printk(PRINT_PREF "MTD device: %d\n", dev);

	pr_info("MTD device: %d\n", dev);



	mtd = get_mtd_device(NULL, dev);

	if (IS_ERR(mtd)) {

		err = PTR_ERR(mtd);

		printk(PRINT_PREF "error: cannot get MTD device\n");

		pr_err("error: cannot get MTD device\n");

		return err;

	}



	if (mtd->type != MTD_NANDFLASH) {

		printk(PRINT_PREF "this test requires NAND flash\n");

		pr_info("this test requires NAND flash\n");

		goto out;

	}
@@ -524,7 +524,7 @@ static int __init mtd_pagetest_init(void) 
	pgcnt = mtd->erasesize / mtd->writesize;

	pgsize = mtd->writesize;



	printk(PRINT_PREF "MTD device size %llu, eraseblock size %u, "

	pr_info("MTD device size %llu, eraseblock size %u, "

	       "page size %u, count of eraseblocks %u, pages per "

	       "eraseblock %u, OOB size %u\n",

	       (unsigned long long)mtd->size, mtd->erasesize,
@@ -534,17 +534,17 @@ static int __init mtd_pagetest_init(void) 
	bufsize = pgsize * 2;

	writebuf = kmalloc(mtd->erasesize, GFP_KERNEL);

	if (!writebuf) {

		printk(PRINT_PREF "error: cannot allocate memory\n");

		pr_err("error: cannot allocate memory\n");

		goto out;

	}

	twopages = kmalloc(bufsize, GFP_KERNEL);

	if (!twopages) {

		printk(PRINT_PREF "error: cannot allocate memory\n");

		pr_err("error: cannot allocate memory\n");

		goto out;

	}

	boundary = kmalloc(bufsize, GFP_KERNEL);

	if (!boundary) {

		printk(PRINT_PREF "error: cannot allocate memory\n");

		pr_err("error: cannot allocate memory\n");

		goto out;

	}
@@ -553,7 +553,7 @@ static int __init mtd_pagetest_init(void) 
		goto out;



	/* Erase all eraseblocks */

	printk(PRINT_PREF "erasing whole device\n");

	pr_info("erasing whole device\n");

	for (i = 0; i < ebcnt; ++i) {

		if (bbt[i])

			continue;
@@ -562,11 +562,11 @@ static int __init mtd_pagetest_init(void) 
			goto out;

		cond_resched();

	}

	printk(PRINT_PREF "erased %u eraseblocks\n", i);

	pr_info("erased %u eraseblocks\n", i);



	/* Write all eraseblocks */

	simple_srand(1);

	printk(PRINT_PREF "writing whole device\n");

	pr_info("writing whole device\n");

	for (i = 0; i < ebcnt; ++i) {

		if (bbt[i])

			continue;
@@ -574,14 +574,14 @@ static int __init mtd_pagetest_init(void) 
		if (err)

			goto out;

		if (i % 256 == 0)

			printk(PRINT_PREF "written up to eraseblock %u\n", i);

			pr_info("written up to eraseblock %u\n", i);

		cond_resched();

	}

	printk(PRINT_PREF "written %u eraseblocks\n", i);

	pr_info("written %u eraseblocks\n", i);



	/* Check all eraseblocks */

	simple_srand(1);

	printk(PRINT_PREF "verifying all eraseblocks\n");

	pr_info("verifying all eraseblocks\n");

	for (i = 0; i < ebcnt; ++i) {

		if (bbt[i])

			continue;
@@ -589,10 +589,10 @@ static int __init mtd_pagetest_init(void) 
		if (err)

			goto out;

		if (i % 256 == 0)

			printk(PRINT_PREF "verified up to eraseblock %u\n", i);

			pr_info("verified up to eraseblock %u\n", i);

		cond_resched();

	}

	printk(PRINT_PREF "verified %u eraseblocks\n", i);

	pr_info("verified %u eraseblocks\n", i);



	err = crosstest();

	if (err)
@@ -606,7 +606,7 @@ static int __init mtd_pagetest_init(void) 
	if (err)

		goto out;



	printk(PRINT_PREF "finished with %d errors\n", errcnt);

	pr_info("finished with %d errors\n", errcnt);

out:



	kfree(bbt);
@@ -615,7 +615,7 @@ static int __init mtd_pagetest_init(void) 
	kfree(writebuf);

	put_mtd_device(mtd);

	if (err)

		printk(PRINT_PREF "error %d occurred\n", err);

		pr_info("error %d occurred\n", err);

	printk(KERN_INFO "=================================================\n");

	return err;

}