aa78b82516
blk_check_bytes_request is called from blk_co_do_preadv, blk_co_do_pwritev_part, blk_co_do_pdiscard and blk_co_copy_range before (maybe) calling throttle_group_co_io_limits_intercept() (which has int64_t argument) and then calling corresponding bdrv_co_ function. bdrv_co_ functions are OK with int64_t bytes as well. So dropping the check for INT_MAX we just get same restrictions as in bdrv_ layer: discard and write-zeroes goes through bdrv_check_qiov_request() and are allowed to be 64bit. Other requests go through bdrv_check_request32() and still restricted by INT_MAX boundary. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-Id: <20211006131718.214235-13-vsementsov@virtuozzo.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Eric Blake <eblake@redhat.com> |
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.. | ||
export | ||
monitor | ||
accounting.c | ||
aio_task.c | ||
amend.c | ||
backup.c | ||
blkdebug.c | ||
blklogwrites.c | ||
blkreplay.c | ||
blkverify.c | ||
block-backend.c | ||
block-copy.c | ||
block-gen.h | ||
bochs.c | ||
cloop.c | ||
commit.c | ||
copy-before-write.c | ||
copy-before-write.h | ||
copy-on-read.c | ||
copy-on-read.h | ||
coroutines.h | ||
create.c | ||
crypto.c | ||
crypto.h | ||
curl.c | ||
dirty-bitmap.c | ||
dmg-bz2.c | ||
dmg-lzfse.c | ||
dmg.c | ||
dmg.h | ||
file-posix.c | ||
file-win32.c | ||
filter-compress.c | ||
gluster.c | ||
io_uring.c | ||
io.c | ||
iscsi-opts.c | ||
iscsi.c | ||
linux-aio.c | ||
meson.build | ||
mirror.c | ||
nbd.c | ||
nfs.c | ||
null.c | ||
nvme.c | ||
parallels-ext.c | ||
parallels.c | ||
parallels.h | ||
preallocate.c | ||
progress_meter.c | ||
qapi-sysemu.c | ||
qapi.c | ||
qcow2-bitmap.c | ||
qcow2-cache.c | ||
qcow2-cluster.c | ||
qcow2-refcount.c | ||
qcow2-snapshot.c | ||
qcow2-threads.c | ||
qcow2.c | ||
qcow2.h | ||
qcow.c | ||
qed-check.c | ||
qed-cluster.c | ||
qed-l2-cache.c | ||
qed-table.c | ||
qed.c | ||
qed.h | ||
quorum.c | ||
raw-format.c | ||
rbd.c | ||
replication.c | ||
snapshot.c | ||
ssh.c | ||
stream.c | ||
throttle-groups.c | ||
throttle.c | ||
trace-events | ||
trace.h | ||
vdi.c | ||
vhdx-endian.c | ||
vhdx-log.c | ||
vhdx.c | ||
vhdx.h | ||
vmdk.c | ||
vpc.c | ||
vvfat.c | ||
win32-aio.c | ||
write-threshold.c |