Extern or forward variable declaration at include/block/aio.h, line 50 References: block/blkdebug.c, line 61 block/blkreplay.c, line 19 block/blkreplay.c, line 66 block/blkverify.c, line 24 block/blkverify.c, line 191 block/block-backend.c, line 1245 block/block-backend.c, line 1349 block/create.c, line 47 block/curl.c, line 96 block/gluster.c, line 45 block/io.c, line 145 block/io.c, line 231 block/io.c, line 696 block/io.c, line 897 block/io.c, line 2131 block/io.c, line 2292 block/io.c, line 2513 block/io.c, line 2664 block/iscsi.c, line 105 block/linux-aio.c, line 33 block/nbd-client.h, line 21 block/nbd-client.h, line 33 block/nfs.c, line 70 block/nvme.c, line 899 block/qcow2.c, line 2610 block/qed.c, line 323 block/quorum.c, line 113 block/quorum.c, line 313 block/quorum.c, line 621 block/quorum.c, line 726 block/sheepdog.c, line 354 block/sheepdog.c, line 387 block/sheepdog.c, line 388 block/sheepdog.c, line 629 block/sheepdog.c, line 704 block/ssh.c, line 949 block/throttle-groups.c, line 412 hw/9pfs/9p.c, line 3483 hw/9pfs/9p.c, line 3635 hw/9pfs/coth.c, line 24 hw/9pfs/coth.c, line 31 hw/9pfs/coth.c, line 38 include/block/aio.h, line 50 include/block/aio.h, line 112 include/block/aio.h, line 503 include/block/aio.h, line 517 include/block/aio.h, line 526 include/block/block.h, line 528 include/block/block_int.h, line 79 include/block/blockjob.h, line 55 include/io/channel.h, line 86 include/io/channel.h, line 87 io/channel.c, line 408 io/channel.c, line 418 migration/migration.c, line 435 migration/migration.h, line 66 nbd/server.c, line 107 nbd/server.c, line 110 nbd/server.c, line 2147 scsi/qemu-pr-helper.c, line 580 tests/test-aio-multithread.c, line 109 tests/test-aio-multithread.c, line 119 tests/test-aio-multithread.c, line 168 tests/test-aio-multithread.c, line 233 tests/test-aio-multithread.c, line 352 tests/test-aio-multithread.c, line 408 tests/test-aio.c, line 841 tests/test-bdrv-drain.c, line 100 tests/test-thread-pool.c, line 95 util/async.c, line 375 util/async.c, line 381 util/async.c, line 387 util/async.c, line 441 util/async.c, line 459 util/async.c, line 472 util/async.c, line 480 util/qemu-coroutine-io.c, line 70 util/qemu-coroutine-lock.c, line 45 util/qemu-coroutine-lock.c, line 73 util/qemu-coroutine-lock.c, line 103 util/qemu-coroutine-lock.c, line 146 util/qemu-coroutine-lock.c, line 192 util/qemu-coroutine-lock.c, line 205 util/qemu-coroutine-lock.c, line 224 util/qemu-coroutine-lock.c, line 242 util/qemu-coroutine-lock.c, line 281 util/qemu-coroutine-lock.c, line 343 util/qemu-coroutine-lock.c, line 359 util/qemu-coroutine-lock.c, line 381 util/qemu-coroutine-lock.c, line 411 util/qemu-coroutine-sleep.c, line 22 util/qemu-coroutine.c, line 29 util/qemu-coroutine.c, line 31 util/qemu-coroutine.c, line 37 util/qemu-coroutine.c, line 38 util/qemu-coroutine.c, line 46 util/qemu-coroutine.c, line 48 util/qemu-coroutine.c, line 85 util/qemu-coroutine.c, line 105 util/qemu-coroutine.c, line 107 util/qemu-coroutine.c, line 108 util/qemu-coroutine.c, line 114 util/qemu-coroutine.c, line 169 util/qemu-coroutine.c, line 174 util/qemu-coroutine.c, line 183 util/qemu-coroutine.c, line 184 util/qemu-coroutine.c, line 197 util/thread-pool.c, line 272