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authorSi-Wei Liu <si-wei.liu@oracle.com>2024-02-14 03:27:55 -0800
committerMichael S. Tsirkin <mst@redhat.com>2024-03-12 17:56:55 -0400
commit62845d3296ab7565e66f6e1f7bcfedb877f6fe7b (patch)
treeb726b98c7b51c244b056fe712e75cbcbd2adfb97 /net
parent77c3a336a44272e8a6e9b18c6b765f08aa84151f (diff)
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vdpa: add vhost_vdpa_set_address_space_id trace
For better debuggability and observability. Message-Id: <1707910082-10243-6-git-send-email-si-wei.liu@oracle.com> Reviewed-by: Eugenio PĂ©rez <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>
Diffstat (limited to 'net')
-rw-r--r--net/trace-events3
-rw-r--r--net/vhost-vdpa.c3
2 files changed, 6 insertions, 0 deletions
diff --git a/net/trace-events b/net/trace-events
index 823a071..aab666a 100644
--- a/net/trace-events
+++ b/net/trace-events
@@ -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"
diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index 85efda9..9e8aded41 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -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)",