Commit 345a6b2e authored Sep 28, 2015 by Chao Yu Committed by Jaegeuk Kim Oct 09, 2015

f2fs: fix to update {m,c}time correctly when truncating larger



This patch fixes to update ctime and atime correctly when truncating
larger in ->setattr.

The bug is reported by xfstest generic/313 as below:

generic/313 2s ... - output mismatch (see ./results/generic/313.out.bad)
    --- tests/generic/313.out   2015-08-04 15:28:53.430798882 +0800
    +++ results/generic/313.out.bad   2015-09-28 17:04:27.294278016 +0800
    @@ -1,2 +1,4 @@
     QA output created by 313
     Silence is golden
    +ctime not updated after truncate up
    +mtime not updated after truncate up
    ...
    (Run 'diff -u tests/generic/313.out tests/generic/313.out.bad'  to see the entire diff)
Ran: generic/313
Failures: generic/313
Failed 1 of 1 tests

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

parent 90b803e6

fs/f2fs/file.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -681,6 +681,7 @@ int f2fs_setattr(struct dentry dentry, struct iattr attr)
		* larger than i_size.
		*/
		truncate_setsize(inode, attr->ia_size);
		inode->i_mtime = inode->i_ctime = CURRENT_TIME;
		}
		}

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