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Directly embed prof_ctx_t's bt.

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This commit is contained in:
Jason Evans 2014-08-15 15:05:12 -07:00
parent b41ccdb125
commit ab532e9799
2 changed files with 26 additions and 56 deletions
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13
include/jemalloc/internal/prof.h
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@ -115,9 +115,6 @@ struct prof_thr_cnt_s {
};
struct prof_ctx_s {
/* Associated backtrace. */
prof_bt_t *bt;
/* Protects nlimbo, cnt_merged, and cnts_ql. */
malloc_mutex_t *lock;
@ -146,6 +143,12 @@ struct prof_ctx_s {
/* Linkage for list of contexts to be dumped. */
ql_elm(prof_ctx_t) dump_link;
/* Associated backtrace. */
prof_bt_t bt;
/* Backtrace vector, variable size, referred to by bt. */
void *vec[1];
};
typedef ql_head(prof_ctx_t) prof_ctx_list_t;
@ -425,7 +428,7 @@ prof_realloc(const void *ptr, size_t usize, prof_thr_cnt_t *cnt,
}
if ((uintptr_t)old_ctx > (uintptr_t)1U) {
told_cnt = prof_lookup(old_ctx->bt);
told_cnt = prof_lookup(&old_ctx->bt);
if (told_cnt == NULL) {
/*
* It's too late to propagate OOM for this realloc(),
@ -483,7 +486,7 @@ prof_free(const void *ptr, size_t size)
if ((uintptr_t)ctx > (uintptr_t)1) {
prof_thr_cnt_t *tcnt;
assert(size == isalloc(ptr, true));
tcnt = prof_lookup(ctx->bt);
tcnt = prof_lookup(&ctx->bt);
if (tcnt != NULL) {
tcnt->epoch++;