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Commit 5c9b4692 authored by majianpeng's avatar majianpeng Committed by Jaegeuk Kim
Browse files

f2fs: use F2FS_BLKSIZE to judge bloksize and page_cache_size 



In some system PAGE_CACHE_SIZE isn't 4K. So using F2FS_BLKSIZE to judge.

By Jaegeuk Kim:
 o f2fs does not support no other 4KB page cache size.

Signed-off-by: default avatarJianpeng Ma <majianpeng@gmail.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk.kim@samsung.com>
parent f83759e2

fs/f2fs/super.c

+10 −1
Original line number Diff line number Diff line
@@ -384,14 +384,23 @@ static int sanity_check_raw_super(struct super_block *sb, 
		return 1;

	}



	/* Currently, support only 4KB page cache size */

	if (F2FS_BLKSIZE != PAGE_CACHE_SIZE) {

		f2fs_msg(sb, KERN_INFO,

			"Invalid page_cache_size (%u), supports only 4KB\n",

			PAGE_CACHE_SIZE);

		return 1;

	}



	/* Currently, support only 4KB block size */

	blocksize = 1 << le32_to_cpu(raw_super->log_blocksize);

	if (blocksize != PAGE_CACHE_SIZE) {

	if (blocksize != F2FS_BLKSIZE) {

		f2fs_msg(sb, KERN_INFO,

			"Invalid blocksize (%u), supports only 4KB\n",

			blocksize);

		return 1;

	}



	if (le32_to_cpu(raw_super->log_sectorsize) !=

					F2FS_LOG_SECTOR_SIZE) {

		f2fs_msg(sb, KERN_INFO, "Invalid log sectorsize");