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515c2f431e
qemu/block
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Kevin Wolf 515c2f431e block: Don't emulate natively supported pwritev flags 
Drivers that implement .bdrv_co_pwritev() get the flags passed as an
argument to said function, but we also unconditionally emulate the flags
anyway. We shouldn't do that.

Fix this by clearing all flags that the driver supports natively after
it returns from .bdrv_co_pwritev().

Fixes: 4df863f3 ('block: Make supported_write_flags a per-bds property')
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
2016-06-08 10:21:09 +02:00
..
accounting.c block: Clean up includes 2016-01-20 13:36:23 +01:00
archipelago.c util: move declarations out of qemu-common.h 2016-03-22 22:20:17 +01:00
backup.c backup: Use BlockBackend for I/O 2016-05-25 19:04:21 +02:00
blkdebug.c util: move declarations out of qemu-common.h 2016-03-22 22:20:17 +01:00
blkreplay.c blkreplay: Convert to bdrv_co_pwrite_zeroes() 2016-06-08 10:21:08 +02:00
blkverify.c block: Propagate AioContext change to all children 2016-05-19 16:45:31 +02:00
block-backend.c block: Make blk_co_preadv/pwritev() public 2016-05-25 19:04:21 +02:00
bochs.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
cloop.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
commit.c commit: Use BlockBackend for I/O 2016-05-25 19:04:21 +02:00
crypto.c Block layer patches 2016-05-12 16:33:40 +01:00
curl.c block: always compile-check debug prints 2016-05-12 15:22:08 +02:00
dirty-bitmap.c include/qemu/osdep.h: Don't include qapi/error.h 2016-03-22 22:20:15 +01:00
dmg.c all: Remove unnecessary glib.h includes 2016-06-07 18:19:24 +03:00
gluster.c gluster: Convert to bdrv_co_pwrite_zeroes() 2016-06-08 10:21:08 +02:00
io.c block: Don't emulate natively supported pwritev flags 2016-06-08 10:21:09 +02:00
iscsi.c iscsi: Convert to bdrv_co_pwrite_zeroes() 2016-06-08 10:21:08 +02:00
linux-aio.c linux-aio: make it more type safe 2016-05-12 15:22:07 +02:00
Makefile.objs replay: introduce block devices record/replay 2016-03-30 12:15:57 +02:00
mirror.c mirror: Use BlockBackend for I/O 2016-05-25 19:04:21 +02:00
nbd-client.c nbd: Simplify client FUA handling 2016-05-12 15:22:09 +02:00
nbd-client.h nbd: Simplify client FUA handling 2016-05-12 15:22:09 +02:00
nbd.c nbd: Simplify client FUA handling 2016-05-12 15:22:09 +02:00
nfs.c block/nfs: add missing #include "qemu/cutils.h" 2016-03-30 16:50:39 -04:00
null.c block/null-{co,aio}: Implement get_block_status() 2016-03-30 12:16:04 +02:00
parallels.c block: Switch bdrv_write_zeroes() to byte interface 2016-06-08 10:21:08 +02:00
qapi.c block: Don't return throttling info in query-named-block-nodes 2016-05-19 16:45:31 +02:00
qcow2-cache.c qcow2: avoid extra flushes in qcow2 2016-06-08 10:21:09 +02:00
qcow2-cluster.c block: Switch bdrv_write_zeroes() to byte interface 2016-06-08 10:21:08 +02:00
qcow2-refcount.c qcow/qcow2: Use DIV_ROUND_UP 2016-06-07 18:19:24 +03:00
qcow2-snapshot.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
qcow2.c qcow2: avoid extra flushes in qcow2 2016-06-08 10:21:09 +02:00
qcow2.h qcow2: avoid extra flushes in qcow2 2016-06-08 10:21:09 +02:00
qcow.c qcow/qcow2: Use DIV_ROUND_UP 2016-06-07 18:19:24 +03:00
qed-check.c qed: Use DIV_ROUND_UP 2016-06-07 18:19:24 +03:00
qed-cluster.c block: Clean up includes 2016-01-20 13:36:23 +01:00
qed-gencb.c block: Clean up includes 2016-01-20 13:36:23 +01:00
qed-l2-cache.c block: Clean up includes 2016-01-20 13:36:23 +01:00
qed-table.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
qed.c qed: Convert to bdrv_co_pwrite_zeroes() 2016-06-08 10:21:08 +02:00
qed.h util: move declarations out of qemu-common.h 2016-03-22 22:20:17 +01:00
quorum.c block: Propagate AioContext change to all children 2016-05-19 16:45:31 +02:00
raw_bsd.c raw_bsd: Convert to bdrv_co_pwrite_zeroes() 2016-06-08 10:21:08 +02:00
raw-aio.h linux-aio: make it more type safe 2016-05-12 15:22:07 +02:00
raw-posix.c raw-posix: Fetch max sectors for host block device 2016-06-08 10:21:09 +02:00
raw-win32.c util: move declarations out of qemu-common.h 2016-03-22 22:20:17 +01:00
rbd.c util: move declarations out of qemu-common.h 2016-03-22 22:20:17 +01:00
sheepdog.c block: Allow BDRV_REQ_FUA through blk_pwrite() 2016-05-12 15:22:08 +02:00
snapshot.c block: Fix bdrv_all_delete_snapshot() error handling 2016-06-08 10:21:09 +02:00
ssh.c include/qemu/osdep.h: Don't include qapi/error.h 2016-03-22 22:20:15 +01:00
stream.c stream: Use BlockBackend for I/O 2016-05-25 19:04:21 +02:00
throttle-groups.c block: Move I/O throttling configuration functions to BlockBackend 2016-05-19 16:45:30 +02:00
vdi.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
vhdx-endian.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
vhdx-log.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
vhdx.c all: Remove unnecessary glib.h includes 2016-06-07 18:19:24 +03:00
vhdx.h block: vhdx - update PAYLOAD_BLOCK_UNMAPPED value to match 1.00 spec 2014-12-12 15:42:22 +00:00
vmdk.c vmdk: Convert to bdrv_co_pwrite_zeroes() 2016-06-08 10:21:08 +02:00
vpc.c qemu-common: stop including qemu/bswap.h from qemu-common.h 2016-05-19 16:42:28 +02:00
vvfat.c block: Use DIV_ROUND_UP 2016-06-07 18:19:24 +03:00
win32-aio.c block: Clean up includes 2016-01-20 13:36:23 +01:00
write-threshold.c block: Clean up includes 2016-01-20 13:36:23 +01:00