github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2025-06-25 06:51:49 +00:00
Code Issues Projects Releases Wiki Activity

DM: mei: solving the issue of closing the fd

Browse Source 
The issue leads that the IOC mediator's fd is turned off
incorrectly, causing the IOC mediator to fail.

The root cause is because after closing fd is not set
to an invalid fd.

The issue can be reproduced by the S3 stress test.

Tracked-On: #2300
Signed-off-by: Yuan Liu <yuan1.liu@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
This commit is contained in:
Yuan Liu 2019-01-09 16:52:29 +08:00 committed by wenlingz
parent 465d7f2cc4
commit 24e4464b5a
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
devicemodel/hw/pci/virtio/virtio_mei.c
View File

@ -379,8 +379,10 @@ vmei_rx_teardown(void *param)
unsigned int i;
struct vmei_host_client *hclient = param;
if (hclient->client_fd > -1)
if (hclient->client_fd > -1) {
close(hclient->client_fd);
hclient->client_fd = -1;
}
for (i = 0; i < VMEI_IOBUFS_MAX; i++)
free(hclient->send_bufs.bufs[i].iov_base);
free(hclient->recv_buf);
@ -944,7 +946,10 @@ vmei_virtual_fw_reset(struct virtio_mei *vmei)
vmei_set_status(vmei, VMEI_STS_RESET);
vmei->config->hw_ready = 0;
close(vmei->hbm_fd);
if (vmei->hbm_fd > -1) {
close(vmei->hbm_fd);
vmei->hbm_fd = -1;
}
/* disconnect all */
pthread_mutex_lock(&vmei->list_mutex);