From 5d289cc7243be53d409ee3b79dd4fd363806f8b6 Mon Sep 17 00:00:00 2001 From: Stefan Hajnoczi Date: Thu, 11 Apr 2013 17:16:29 +0200 Subject: [PATCH] block/rbd: drop qemu_rbd_aio_flush_cb() .io_flush() is no longer called so drop qemu_rbd_aio_flush_cb(). qemu_aio_count is unused now so drop it too. Signed-off-by: Stefan Hajnoczi --- block/rbd.c | 14 +------------- 1 file changed, 1 insertion(+), 13 deletions(-) diff --git a/block/rbd.c b/block/rbd.c index cb71751218..71b4a0cd5b 100644 --- a/block/rbd.c +++ b/block/rbd.c @@ -100,7 +100,6 @@ typedef struct BDRVRBDState { rados_ioctx_t io_ctx; rbd_image_t image; char name[RBD_MAX_IMAGE_NAME_SIZE]; - int qemu_aio_count; char *snap; int event_reader_pos; RADOSCB *event_rcb; @@ -428,19 +427,11 @@ static void qemu_rbd_aio_event_reader(void *opaque) if (s->event_reader_pos == sizeof(s->event_rcb)) { s->event_reader_pos = 0; qemu_rbd_complete_aio(s->event_rcb); - s->qemu_aio_count--; } } } while (ret < 0 && errno == EINTR); } -static int qemu_rbd_aio_flush_cb(void *opaque) -{ - BDRVRBDState *s = opaque; - - return (s->qemu_aio_count > 0); -} - /* TODO Convert to fine grained options */ static QemuOptsList runtime_opts = { .name = "rbd", @@ -554,7 +545,7 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags) fcntl(s->fds[0], F_SETFL, O_NONBLOCK); fcntl(s->fds[1], F_SETFL, O_NONBLOCK); qemu_aio_set_fd_handler(s->fds[RBD_FD_READ], qemu_rbd_aio_event_reader, - NULL, qemu_rbd_aio_flush_cb, s); + NULL, NULL, s); qemu_opts_del(opts); @@ -741,8 +732,6 @@ static BlockDriverAIOCB *rbd_start_aio(BlockDriverState *bs, off = sector_num * BDRV_SECTOR_SIZE; size = nb_sectors * BDRV_SECTOR_SIZE; - s->qemu_aio_count++; /* All the RADOSCB */ - rcb = g_malloc(sizeof(RADOSCB)); rcb->done = 0; rcb->acb = acb; @@ -779,7 +768,6 @@ static BlockDriverAIOCB *rbd_start_aio(BlockDriverState *bs, failed: g_free(rcb); - s->qemu_aio_count--; qemu_aio_release(acb); return NULL; }