[05/12] f2fs: fix wrong block address calculation for a split extent
diff mbox

Message ID 1435603176-63219-5-git-send-email-jaegeuk@kernel.org
State New
Headers show

Commit Message

Jaegeuk Kim June 29, 2015, 6:39 p.m. UTC
This patch fixes wrong calculation on block address field when an extent is
split.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/data.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

?? June 30, 2015, 3:08 a.m. UTC | #1
Hi Jaegeuk,

> -----Original Message-----
> From: Jaegeuk Kim [mailto:jaegeuk@kernel.org]
> Sent: Tuesday, June 30, 2015 2:39 AM
> To: linux-kernel@vger.kernel.org; linux-fsdevel@vger.kernel.org;
> linux-f2fs-devel@lists.sourceforge.net
> Cc: Jaegeuk Kim
> Subject: [f2fs-dev] [PATCH 05/12] f2fs: fix wrong block address calculation for a split extent
> 
> This patch fixes wrong calculation on block address field when an extent is
> split.

Oh, that's a terrible mistake, sorry about it.
Thank you for fixing this.

> 
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

Reviewed-by: Chao Yu <chao2.yu@samsung.com>

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Patch
diff mbox

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 7817167..dd62228 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -674,7 +674,7 @@  static void f2fs_update_extent_tree(struct inode *inode, pgoff_t fofs,
 		endofs = dei.fofs + dei.len - 1;
 		if (endofs - fofs >= F2FS_MIN_EXTENT_LEN) {
 			set_extent_info(&ei, fofs + 1,
-				fofs - dei.fofs + dei.blk, endofs - fofs);
+				fofs - dei.fofs + dei.blk + 1, endofs - fofs);
 			en2 = __insert_extent_tree(sbi, et, &ei, NULL);
 		}
 	}