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71b66243f9
linux/drivers/block
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Juergen Gross 71b66243f9 xen/blkfront: read response from backend only once 
In order to avoid problems in case the backend is modifying a response
on the ring page while the frontend has already seen it, just read the
response into a local buffer in one go and then operate on that buffer
only.

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Roger Pau Monné <roger.pau@citrix.com>
Link: https://lore.kernel.org/r/20210730103854.12681-2-jgross@suse.com
Signed-off-by: Juergen Gross <jgross@suse.com>
2021-08-30 12:01:53 +02:00
..
aoe for-5.14/drivers-2021-06-29 2021-06-30 12:21:16 -07:00
drbd for-5.14/drivers-2021-06-29 2021-06-30 12:21:16 -07:00
mtip32xx mtip32xx: use blk_mq_alloc_disk and blk_cleanup_disk 2021-06-30 15:34:04 -06:00
null_blk null_blk: remove an unused variable assignment in null_add_dev 2021-06-30 15:34:04 -06:00
paride pd: fix a NULL vs IS_ERR() check 2021-08-27 07:45:48 -06:00
rnbd RDMA v5.14 merge window Pull Request 2021-07-01 14:54:03 -07:00
rsxx for-5.14/drivers-2021-06-29 2021-06-30 12:21:16 -07:00
xen-blkback xen-blkback: fix compatibility bug with single page rings 2021-04-23 09:34:07 +02:00
zram Merge branch 'akpm' (patches from Andrew) 2021-07-02 12:08:10 -07:00
amiflop.c amiflop: use blk_mq_alloc_disk and blk_cleanup_disk 2021-06-11 11:54:43 -06:00
ataflop.c ataflop: use blk_mq_alloc_disk and blk_cleanup_disk 2021-06-11 11:54:43 -06:00
brd.c brd: convert to blk_alloc_disk/blk_cleanup_disk 2021-06-01 07:42:23 -06:00
cryptoloop.c cryptoloop: add a deprecation warning 2021-08-27 10:44:54 -06:00
floppy.c for-5.14/drivers-2021-06-29 2021-06-30 12:21:16 -07:00
Kconfig cryptoloop: add a deprecation warning 2021-08-27 10:44:54 -06:00
loop.c loop: reintroduce global lock for safe loop_validate_file() traversal 2021-07-23 10:18:25 -06:00
loop.h loop: charge i/o to mem and blk cg 2021-06-29 10:53:50 -07:00
Makefile drivers/block: remove the umem driver 2021-03-24 06:57:40 -06:00
n64cart.c n64cart: fix the dma address in n64cart_do_bvec 2021-08-04 11:15:21 -06:00
nbd.c nbd: Aovid double completion of a request 2021-08-13 09:46:48 -06:00
pktcdvd.c block: remove REQ_OP_SCSI_{IN,OUT} 2021-06-30 15:34:19 -06:00
ps3disk.c ps3disk: use blk_mq_alloc_disk 2021-06-11 11:53:02 -06:00
ps3vram.c ps3vram: convert to blk_alloc_disk/blk_cleanup_disk 2021-06-01 07:42:24 -06:00
rbd_types.h libceph, rbd: replace zero-length array with flexible-array 2020-06-01 13:22:53 +02:00
rbd.c rbd: resurrect setting of disk->private_data in rbd_init_disk() 2021-07-21 17:20:43 +02:00
sunvdc.c Char / Misc driver updates for 5.14-rc1 2021-07-05 13:42:16 -07:00
swim3.c swim3: use blk_mq_alloc_disk 2021-06-11 11:53:02 -06:00
swim_asm.S treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
swim.c swim: use blk_mq_alloc_disk 2021-06-11 11:53:03 -06:00
sx8.c for-5.14/drivers-2021-06-29 2021-06-30 12:21:16 -07:00
virtio_blk.c virtio-blk: Add validation for block size in config space 2021-08-11 06:44:24 -04:00
xen-blkfront.c xen/blkfront: read response from backend only once 2021-08-30 12:01:53 +02:00
z2ram.c for-5.14/drivers-2021-06-29 2021-06-30 12:21:16 -07:00