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-rw-r--r--util/vfio-helpers.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c
index 14a549510f..1d4efafcaa 100644
--- a/util/vfio-helpers.c
+++ b/util/vfio-helpers.c
@@ -227,6 +227,10 @@ static int qemu_vfio_pci_read_config(QEMUVFIOState *s, void *buf,
{
int ret;
+ trace_qemu_vfio_pci_read_config(buf, ofs, size,
+ s->config_region_info.offset,
+ s->config_region_info.size);
+ assert(QEMU_IS_ALIGNED(s->config_region_info.offset + ofs, size));
do {
ret = pread(s->device, buf, size, s->config_region_info.offset + ofs);
} while (ret == -1 && errno == EINTR);
@@ -237,6 +241,10 @@ static int qemu_vfio_pci_write_config(QEMUVFIOState *s, void *buf, int size, int
{
int ret;
+ trace_qemu_vfio_pci_write_config(buf, ofs, size,
+ s->config_region_info.offset,
+ s->config_region_info.size);
+ assert(QEMU_IS_ALIGNED(s->config_region_info.offset + ofs, size));
do {
ret = pwrite(s->device, buf, size, s->config_region_info.offset + ofs);
} while (ret == -1 && errno == EINTR);