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| H A D | alloc.c | diff aa89762c54800208d5afdcd8e6bf124818f17fe0 Tue Jan 21 17:48:35 CST 2014 Jie Liu <jeff.liu@oracle.com> ocfs2: return EINVAL if the given range to discard is less than block size
For FITRIM ioctl(2), we should not keep silence if the given range
length ls less than a block size as there is no data blocks would be
discareded. Hence it should return EINVAL instead. This issue can be
verified via xfstests/generic/288 which is used for FITRIM argument
handling tests.
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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