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vdpa: add vhost_vdpa_set_address_space_id trace

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For better debuggability and observability.

Message-Id: <1707910082-10243-6-git-send-email-si-wei.liu@oracle.com>
Reviewed-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Si-Wei Liu <si-wei.liu@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Si-Wei Liu 2024-02-14 03:27:55 -08:00 committed by Michael S. Tsirkin
parent 77c3a336a4
commit 62845d3296
2 changed files with 6 additions and 0 deletions
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3
net/trace-events
View File

@ -23,3 +23,6 @@ colo_compare_tcp_info(const char *pkt, uint32_t seq, uint32_t ack, int hdlen, in
# filter-rewriter.c
colo_filter_rewriter_pkt_info(const char *func, const char *src, const char *dst, uint32_t seq, uint32_t ack, uint32_t flag) "%s: src/dst: %s/%s p: seq/ack=%u/%u flags=0x%x"
colo_filter_rewriter_conn_offset(uint32_t offset) ": offset=%u"
# vhost-vdpa.c
vhost_vdpa_set_address_space_id(void *v, unsigned vq_group, unsigned asid_num) "vhost_vdpa: %p vq_group: %u asid: %u"

3
net/vhost-vdpa.c
View File

@ -29,6 +29,7 @@
#include "migration/migration.h"
#include "migration/misc.h"
#include "hw/virtio/vhost.h"
#include "trace.h"
/* Todo:need to add the multiqueue support here */
typedef struct VhostVDPAState {
@ -460,6 +461,8 @@ static int vhost_vdpa_set_address_space_id(struct vhost_vdpa *v,
};
int r;
trace_vhost_vdpa_set_address_space_id(v, vq_group, asid_num);
r = ioctl(v->shared->device_fd, VHOST_VDPA_SET_GROUP_ASID, &asid);
if (unlikely(r < 0)) {
error_report("Can't set vq group %u asid %u, errno=%d (%s)",