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| author | Nitin Gupta <ngupta@vflare.org> | 2010-01-28 21:13:39 +0530 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-03 16:42:53 -0800 |
| commit | 5d83d5a0b5ee332b724978d657c0af17f14e807e (patch) | |
| tree | 7d6d8edf314453b6653caa163d746182aea27ff7 /drivers/staging/ramzswap | |
| parent | 7eef7533909f3ea50e8b375777242f778e8da11e (diff) | |
| download | kernel_samsung_espresso10-5d83d5a0b5ee332b724978d657c0af17f14e807e.zip kernel_samsung_espresso10-5d83d5a0b5ee332b724978d657c0af17f14e807e.tar.gz kernel_samsung_espresso10-5d83d5a0b5ee332b724978d657c0af17f14e807e.tar.bz2 | |
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: Nitin Gupta <ngupta@vflare.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/ramzswap')
| -rw-r--r-- | drivers/staging/ramzswap/ramzswap_drv.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/staging/ramzswap/ramzswap_drv.c b/drivers/staging/ramzswap/ramzswap_drv.c index 3567ee3..2021ad6 100644 --- a/drivers/staging/ramzswap/ramzswap_drv.c +++ b/drivers/staging/ramzswap/ramzswap_drv.c @@ -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; |