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Commit c3f8abf4 authored by David Woodhouse's avatar David Woodhouse
Browse files

[MTD NAND] Use vmalloc for buffer when scanning for bad blocks. 



These new chips have 128KiB blocks. Don't try to kmalloc that.

Signed-off-by: default avatarDavid Woodhouse <dwmw2@infradead.org>
parent 4992a9e8

drivers/mtd/nand/nand_bbt.c

+3 −3
Original line number Diff line number Diff line
@@ -60,7 +60,7 @@ 
#include <linux/mtd/compatmac.h>

#include <linux/bitops.h>

#include <linux/delay.h>



#include <linux/vmalloc.h>



/**

 * check_pattern - [GENERIC] check if a pattern is in the buffer
@@ -873,7 +873,7 @@ int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd) 
	/* Allocate a temporary buffer for one eraseblock incl. oob */

	len = (1 << this->bbt_erase_shift);

	len += (len >> this->page_shift) * mtd->oobsize;

	buf = kmalloc (len, GFP_KERNEL);

	buf = vmalloc(len);

	if (!buf) {

		printk (KERN_ERR "nand_bbt: Out of memory\n");

		kfree (this->bbt);
@@ -897,7 +897,7 @@ int nand_scan_bbt (struct mtd_info *mtd, struct nand_bbt_descr *bd) 
	if (md)

		mark_bbt_region (mtd, md);



	kfree (buf);

	vfree (buf);

	return res;

}