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Remove blk_queue_physical_block_size() autotools check

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This is needed for supporting kernels earlier than 2.6.30. Support for
those kernels was dropped, so we can safely remove this check.

Signed-off-by: Richard Yao <ryao@gentoo.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Richard Yao
2015-08-31 12:21:21 -04:00
committed by Brian Behlendorf
parent 324dcd3733
commit 3c119330a6
3 changed files with 0 additions and 36 deletions
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include/linux/blkdev_compat.h
-10
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@@ -228,16 +228,6 @@ __blk_queue_max_segments(struct request_queue *q, unsigned short max_segments)
}
#endif
/*
* 2.6.30 API change,
* The blk_queue_physical_block_size() function was introduced to
* indicate the smallest I/O the device can write without incurring
* a read-modify-write penalty. For older kernels this is a no-op.
*/
#ifndef HAVE_BLK_QUEUE_PHYSICAL_BLOCK_SIZE
#define blk_queue_physical_block_size(q, x) ((void)(0))
#endif
/*
* 2.6.30 API change,
* The blk_queue_io_opt() function was added to indicate the optimal