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tracepoints: move physmem trace points

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They don't need to be in the global trace-events file and can have a
local trace header. Also add address_space_map tracepoint for tracking
mapping behaviour.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20240705084047.857176-4-alex.bennee@linaro.org>
This commit is contained in:
Alex Bennée 2024-07-05 09:40:10 +01:00
parent 4d17cc5a78
commit d44fe13b2b
3 changed files with 9 additions and 6 deletions
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4
system/physmem.c
View File

@ -53,7 +53,7 @@
#include "sysemu/hostmem.h" #include "sysemu/hostmem.h"
#include "sysemu/hw_accel.h" #include "sysemu/hw_accel.h"
#include "sysemu/xen-mapcache.h" #include "sysemu/xen-mapcache.h"
#include "trace/trace-root.h" #include "trace.h"
#ifdef CONFIG_FALLOCATE_PUNCH_HOLE #ifdef CONFIG_FALLOCATE_PUNCH_HOLE
#include <linux/falloc.h> #include <linux/falloc.h>
@ -3193,6 +3193,8 @@ void *address_space_map(AddressSpace *as,
MemoryRegion *mr; MemoryRegion *mr;
FlatView *fv; FlatView *fv;
trace_address_space_map(as, addr, len, is_write, *(uint32_t *) &attrs);
if (len == 0) { if (len == 0) {
return NULL; return NULL;
} }

6
system/trace-events
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@ -21,6 +21,12 @@ flatview_destroy(void *view, void *root) "%p (root %p)"
flatview_destroy_rcu(void *view, void *root) "%p (root %p)" flatview_destroy_rcu(void *view, void *root) "%p (root %p)"
global_dirty_changed(unsigned int bitmask) "bitmask 0x%"PRIx32 global_dirty_changed(unsigned int bitmask) "bitmask 0x%"PRIx32
# physmem.c
address_space_map(void *as, uint64_t addr, uint64_t len, bool is_write, uint32_t attrs) "as:%p addr 0x%"PRIx64":%"PRIx64" write:%d attrs:0x%x"
find_ram_offset(uint64_t size, uint64_t offset) "size: 0x%" PRIx64 " @ 0x%" PRIx64
find_ram_offset_loop(uint64_t size, uint64_t candidate, uint64_t offset, uint64_t next, uint64_t mingap) "trying size: 0x%" PRIx64 " @ 0x%" PRIx64 ", offset: 0x%" PRIx64" next: 0x%" PRIx64 " mingap: 0x%" PRIx64
ram_block_discard_range(const char *rbname, void *hva, size_t length, bool need_madvise, bool need_fallocate, int ret) "%s@%p + 0x%zx: madvise: %d fallocate: %d ret: %d"
# cpus.c # cpus.c
vm_stop_flush_all(int ret) "ret %d" vm_stop_flush_all(int ret) "ret %d"

5
trace-events
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@ -37,11 +37,6 @@ dma_complete(void *dbs, int ret, void *cb) "dbs=%p ret=%d cb=%p"
dma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d" dma_blk_cb(void *dbs, int ret) "dbs=%p ret=%d"
dma_map_wait(void *dbs) "dbs=%p" dma_map_wait(void *dbs) "dbs=%p"
# exec.c
find_ram_offset(uint64_t size, uint64_t offset) "size: 0x%" PRIx64 " @ 0x%" PRIx64
find_ram_offset_loop(uint64_t size, uint64_t candidate, uint64_t offset, uint64_t next, uint64_t mingap) "trying size: 0x%" PRIx64 " @ 0x%" PRIx64 ", offset: 0x%" PRIx64" next: 0x%" PRIx64 " mingap: 0x%" PRIx64
ram_block_discard_range(const char *rbname, void *hva, size_t length, bool need_madvise, bool need_fallocate, int ret) "%s@%p + 0x%zx: madvise: %d fallocate: %d ret: %d"
# job.c # job.c
job_state_transition(void *job, int ret, const char *legal, const char *s0, const char *s1) "job %p (ret: %d) attempting %s transition (%s-->%s)" job_state_transition(void *job, int ret, const char *legal, const char *s0, const char *s1) "job %p (ret: %d) attempting %s transition (%s-->%s)"
job_apply_verb(void *job, const char *state, const char *verb, const char *legal) "job %p in state %s; applying verb %s (%s)" job_apply_verb(void *job, const char *state, const char *verb, const char *legal) "job %p in state %s; applying verb %s (%s)"