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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-02-09 12:02:44 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-02-11 17:04:48 -0800 |
| commit | f7ef9b83b583640111039b30e13263b71c3a6ed5 (patch) | |
| tree | 712cb50392f1b1a2d922a991fa63acf8d5c3c553 /fs/f2fs/checkpoint.c | |
| parent | da17eece035d72cb50d48529744a490784f29d2f (diff) | |
| download | op-kernel-dev-f7ef9b83b583640111039b30e13263b71c3a6ed5.zip op-kernel-dev-f7ef9b83b583640111039b30e13263b71c3a6ed5.tar.gz | |
f2fs: introduce macros to convert bytes and blocks in f2fs
This patch adds two macros for transition between byte and block offsets.
Currently, f2fs only supports 4KB blocks, so use the default size for now.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/checkpoint.c')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 31a715b..58d88df 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -981,15 +981,14 @@ static void do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) /* write out checkpoint buffer at block 0 */ cp_page = grab_meta_page(sbi, start_blk++); kaddr = page_address(cp_page); - memcpy(kaddr, ckpt, (1 << sbi->log_blocksize)); + memcpy(kaddr, ckpt, F2FS_BLKSIZE); set_page_dirty(cp_page); f2fs_put_page(cp_page, 1); for (i = 1; i < 1 + cp_payload_blks; i++) { cp_page = grab_meta_page(sbi, start_blk++); kaddr = page_address(cp_page); - memcpy(kaddr, (char *)ckpt + i * F2FS_BLKSIZE, - (1 << sbi->log_blocksize)); + memcpy(kaddr, (char *)ckpt + i * F2FS_BLKSIZE, F2FS_BLKSIZE); set_page_dirty(cp_page); f2fs_put_page(cp_page, 1); } @@ -1009,7 +1008,7 @@ static void do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) /* writeout checkpoint block */ cp_page = grab_meta_page(sbi, start_blk); kaddr = page_address(cp_page); - memcpy(kaddr, ckpt, (1 << sbi->log_blocksize)); + memcpy(kaddr, ckpt, F2FS_BLKSIZE); set_page_dirty(cp_page); f2fs_put_page(cp_page, 1); |
