qemu/softmmu/trace-events
Peter Xu fcb3ab341a memory: Add tracepoint for dirty sync
Trace at memory_region_sync_dirty_bitmap() for log_sync() or global_log_sync()
on memory regions.  One trace line should suffice when it finishes, so as to
estimate the time used for each log sync process.

Signed-off-by: Peter Xu <peterx@redhat.com>
Message-Id: <20210817013706.30986-1-peterx@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2021-09-30 15:30:24 +02:00

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# See docs/devel/tracing.rst for syntax documentation.
# balloon.c
# Since requests are raised via monitor, not many tracepoints are needed.
balloon_event(void *opaque, unsigned long addr) "opaque %p addr %lu"
# ioport.c
cpu_in(unsigned int addr, char size, unsigned int val) "addr 0x%x(%c) value %u"
cpu_out(unsigned int addr, char size, unsigned int val) "addr 0x%x(%c) value %u"
# memory.c
memory_region_ops_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size, const char *name) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u name '%s'"
memory_region_ops_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size, const char *name) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u name '%s'"
memory_region_subpage_read(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset 0x%"PRIx64" value 0x%"PRIx64" size %u"
memory_region_subpage_write(int cpu_index, void *mr, uint64_t offset, uint64_t value, unsigned size) "cpu %d mr %p offset 0x%"PRIx64" value 0x%"PRIx64" size %u"
memory_region_ram_device_read(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u"
memory_region_ram_device_write(int cpu_index, void *mr, uint64_t addr, uint64_t value, unsigned size) "cpu %d mr %p addr 0x%"PRIx64" value 0x%"PRIx64" size %u"
memory_region_sync_dirty(const char *mr, const char *listener, int global) "mr '%s' listener '%s' synced (global=%d)"
flatview_new(void *view, void *root) "%p (root %p)"
flatview_destroy(void *view, void *root) "%p (root %p)"
flatview_destroy_rcu(void *view, void *root) "%p (root %p)"
# softmmu.c
vm_stop_flush_all(int ret) "ret %d"
# vl.c
vm_state_notify(int running, int reason, const char *reason_str) "running %d reason %d (%s)"
load_file(const char *name, const char *path) "name %s location %s"
runstate_set(int current_state, const char *current_state_str, int new_state, const char *new_state_str) "current_run_state %d (%s) new_state %d (%s)"
system_wakeup_request(int reason) "reason=%d"
qemu_system_shutdown_request(int reason) "reason=%d"
qemu_system_powerdown_request(void) ""