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Commit 5d83d5a0 authored by Nitin Gupta's avatar Nitin Gupta Committed by Greg Kroah-Hartman
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Staging: ramzswap: Set block size to PAGE_SIZE 



ramzswap block size needs to be set equal to PAGE_SIZE to
avoid receiving any unaligned block I/O requests (happens
due to readahead logic during swapon). These unaligned
accesses produce unnecessary I/O errors, scaring users.

Signed-off-by: default avatarNitin Gupta <ngupta@vflare.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 7eef7533

drivers/staging/ramzswap/ramzswap_drv.c

+4 −0
Original line number Diff line number Diff line
@@ -1335,6 +1335,10 @@ static int create_device(struct ramzswap *rzs, int device_id) 
	 * or set equal to backing swap device (if provided)

	 */

	set_capacity(rzs->disk, 0);



	blk_queue_physical_block_size(rzs->disk->queue, PAGE_SIZE);

	blk_queue_logical_block_size(rzs->disk->queue, PAGE_SIZE);



	add_disk(rzs->disk);



	rzs->init_done = 0;