qemu/hw/virtio/trace-events
Dr. David Alan Gilbert c1ece84e7c vhost: Huge page align and merge
Align RAMBlocks to page size alignment, and adjust the merging code
to deal with partial overlap due to that alignment.

This is needed for postcopy so that we can place/fetch whole hugepages
when under userfault.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2018-03-20 16:40:37 +02:00

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# See docs/devel/tracing.txt for syntax documentation.
# hw/virtio/vhost.c
vhost_commit(bool started, bool changed) "Started: %d Changed: %d"
vhost_region_add_section(const char *name, uint64_t gpa, uint64_t size, uint64_t host) "%s: 0x%"PRIx64"+0x%"PRIx64" @ 0x%"PRIx64
vhost_region_add_section_merge(const char *name, uint64_t new_size, uint64_t gpa, uint64_t owr) "%s: size: 0x%"PRIx64 " gpa: 0x%"PRIx64 " owr: 0x%"PRIx64
vhost_region_add_section_aligned(const char *name, uint64_t gpa, uint64_t size, uint64_t host) "%s: 0x%"PRIx64"+0x%"PRIx64" @ 0x%"PRIx64
vhost_section(const char *name, int r) "%s:%d"
# hw/virtio/vhost-user.c
vhost_user_postcopy_end_entry(void) ""
vhost_user_postcopy_end_exit(void) ""
vhost_user_postcopy_fault_handler(const char *name, uint64_t fault_address, int nregions) "%s: @0x%"PRIx64" nregions:%d"
vhost_user_postcopy_fault_handler_loop(int i, uint64_t client_base, uint64_t size) "%d: client 0x%"PRIx64" +0x%"PRIx64
vhost_user_postcopy_fault_handler_found(int i, uint64_t region_offset, uint64_t rb_offset) "%d: region_offset: 0x%"PRIx64" rb_offset:0x%"PRIx64
vhost_user_postcopy_listen(void) ""
vhost_user_set_mem_table_postcopy(uint64_t client_addr, uint64_t qhva, int reply_i, int region_i) "client:0x%"PRIx64" for hva: 0x%"PRIx64" reply %d region %d"
vhost_user_set_mem_table_withfd(int index, const char *name, uint64_t memory_size, uint64_t guest_phys_addr, uint64_t userspace_addr, uint64_t offset) "%d:%s: size:0x%"PRIx64" GPA:0x%"PRIx64" QVA/userspace:0x%"PRIx64" RB offset:0x%"PRIx64
vhost_user_postcopy_waker(const char *rb, uint64_t rb_offset) "%s + 0x%"PRIx64
vhost_user_postcopy_waker_found(uint64_t client_addr) "0x%"PRIx64
vhost_user_postcopy_waker_nomatch(const char *rb, uint64_t rb_offset) "%s + 0x%"PRIx64
# hw/virtio/virtio.c
virtqueue_alloc_element(void *elem, size_t sz, unsigned in_num, unsigned out_num) "elem %p size %zd in_num %u out_num %u"
virtqueue_fill(void *vq, const void *elem, unsigned int len, unsigned int idx) "vq %p elem %p len %u idx %u"
virtqueue_flush(void *vq, unsigned int count) "vq %p count %u"
virtqueue_pop(void *vq, void *elem, unsigned int in_num, unsigned int out_num) "vq %p elem %p in_num %u out_num %u"
virtio_queue_notify(void *vdev, int n, void *vq) "vdev %p n %d vq %p"
virtio_notify_irqfd(void *vdev, void *vq) "vdev %p vq %p"
virtio_notify(void *vdev, void *vq) "vdev %p vq %p"
virtio_set_status(void *vdev, uint8_t val) "vdev %p val %u"
# hw/virtio/virtio-rng.c
virtio_rng_guest_not_ready(void *rng) "rng %p: guest not ready"
virtio_rng_cpu_is_stopped(void *rng, int size) "rng %p: cpu is stopped, dropping %d bytes"
virtio_rng_popped(void *rng) "rng %p: elem popped"
virtio_rng_pushed(void *rng, size_t len) "rng %p: %zd bytes pushed"
virtio_rng_request(void *rng, size_t size, unsigned quota) "rng %p: %zd bytes requested, %u bytes quota left"
virtio_rng_vm_state_change(void *rng, int running, int state) "rng %p: state change to running %d state %d"
# hw/virtio/virtio-balloon.c
#
virtio_balloon_bad_addr(uint64_t gpa) "0x%"PRIx64
virtio_balloon_handle_output(const char *name, uint64_t gpa) "section name: %s gpa: 0x%"PRIx64
virtio_balloon_get_config(uint32_t num_pages, uint32_t actual) "num_pages: %d actual: %d"
virtio_balloon_set_config(uint32_t actual, uint32_t oldactual) "actual: %d oldactual: %d"
virtio_balloon_to_target(uint64_t target, uint32_t num_pages) "balloon target: 0x%"PRIx64" num_pages: %d"