From 6c25fa6cf8b58db72956e880d76e4adc301bb472 Mon Sep 17 00:00:00 2001 From: Fam Zheng Date: Wed, 24 Sep 2014 16:27:53 +0800 Subject: [PATCH] scsi-generic: Handle canceled request in scsi_command_complete Now that we always called the cb in bdrv_aio_cancel, let's make scsi-generic callbacks check io_canceled flag similarly to scsi-disk. Signed-off-by: Fam Zheng Signed-off-by: Paolo Bonzini --- hw/scsi/scsi-generic.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/hw/scsi/scsi-generic.c b/hw/scsi/scsi-generic.c index 20587b41c1..2a73a43d1d 100644 --- a/hw/scsi/scsi-generic.c +++ b/hw/scsi/scsi-generic.c @@ -93,6 +93,9 @@ static void scsi_command_complete(void *opaque, int ret) SCSIGenericReq *r = (SCSIGenericReq *)opaque; r->req.aiocb = NULL; + if (r->req.io_canceled) { + goto done; + } if (r->io_header.driver_status & SG_ERR_DRIVER_SENSE) { r->req.sense_len = r->io_header.sb_len_wr; } @@ -133,6 +136,7 @@ static void scsi_command_complete(void *opaque, int ret) r, r->req.tag, status); scsi_req_complete(&r->req, status); +done: if (!r->req.io_canceled) { scsi_req_unref(&r->req); } @@ -186,8 +190,7 @@ static void scsi_read_complete(void * opaque, int ret) int len; r->req.aiocb = NULL; - if (ret) { - DPRINTF("IO error ret %d\n", ret); + if (ret || r->req.io_canceled) { scsi_command_complete(r, ret); return; } @@ -246,8 +249,7 @@ static void scsi_write_complete(void * opaque, int ret) DPRINTF("scsi_write_complete() ret = %d\n", ret); r->req.aiocb = NULL; - if (ret) { - DPRINTF("IO error\n"); + if (ret || r->req.io_canceled) { scsi_command_complete(r, ret); return; } -- GitLab