const struct perf_dlfilter_al *(*resolve_ip)(void *ctx);
const struct perf_dlfilter_al *(*resolve_addr)(void *ctx);
char **(*args)(void *ctx, int *dlargc);
- void *(*reserved[125])(void *);
+ __s32 (*resolve_address)(void *ctx, __u64 address, struct perf_dlfilter_al *al);
+ void *(*reserved[124])(void *);
};
----
'args' returns arguments from --dlarg options.
+'resolve_address' provides information about 'address'. al->size must be set
+before calling. Returns 0 on success, -1 otherwise.
+
The perf_dlfilter_al structure
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
return d->dlargv;
}
+static __s32 dlfilter__resolve_address(void *ctx, __u64 address, struct perf_dlfilter_al *d_al_p)
+{
+ struct dlfilter *d = (struct dlfilter *)ctx;
+ struct perf_dlfilter_al d_al;
+ struct addr_location al;
+ struct thread *thread;
+ __u32 sz;
+
+ if (!d->ctx_valid || !d_al_p)
+ return -1;
+
+ thread = get_thread(d);
+ if (!thread)
+ return -1;
+
+ thread__find_symbol_fb(thread, d->sample->cpumode, address, &al);
+
+ al_to_d_al(&al, &d_al);
+
+ d_al.is_kernel_ip = machine__kernel_ip(d->machine, address);
+
+ sz = d_al_p->size;
+ memcpy(d_al_p, &d_al, min((size_t)sz, sizeof(d_al)));
+ d_al_p->size = sz;
+
+ return 0;
+}
+
static const struct perf_dlfilter_fns perf_dlfilter_fns = {
.resolve_ip = dlfilter__resolve_ip,
.resolve_addr = dlfilter__resolve_addr,
.args = dlfilter__args,
+ .resolve_address = dlfilter__resolve_address,
};
static char *find_dlfilter(const char *file)
const struct perf_dlfilter_al *(*resolve_addr)(void *ctx);
/* Return arguments from --dlarg option */
char **(*args)(void *ctx, int *dlargc);
+ /*
+ * Return information about address (al->size must be set before
+ * calling). Returns 0 on success, -1 otherwise.
+ */
+ __s32 (*resolve_address)(void *ctx, __u64 address, struct perf_dlfilter_al *al);
/* Reserved */
- void *(*reserved[125])(void *);
+ void *(*reserved[124])(void *);
};
/*