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Remove commit parameter to ecache functions.

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No caller ever wants uncommitted memory.
This commit is contained in:
David Goldblatt 2020-01-16 13:28:27 -08:00 committed by David Goldblatt
parent b8df719d5c
commit bd3be8e0b1
4 changed files with 19 additions and 23 deletions
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4
include/jemalloc/internal/extent.h
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@ -23,10 +23,10 @@ extern rtree_t extents_rtree;
edata_t *ecache_alloc(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks,
ecache_t *ecache, void *new_addr, size_t size, size_t pad, size_t alignment,
bool slab, szind_t szind, bool *zero, bool *commit);
bool slab, szind_t szind, bool *zero);
edata_t *ecache_alloc_grow(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks,
ecache_t *ecache, void *new_addr, size_t size, size_t pad, size_t alignment,
bool slab, szind_t szind, bool *zero, bool *commit);
bool slab, szind_t szind, bool *zero);
void ecache_dalloc(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks,
ecache_t *ecache, edata_t *edata);
edata_t *ecache_evict(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks,

19
src/arena.c
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@ -433,19 +433,17 @@ arena_extent_alloc_large(tsdn_t *tsdn, arena_t *arena, size_t usize,
szind_t szind = sz_size2index(usize);
size_t mapped_add;
bool commit = true;
edata_t *edata = ecache_alloc(tsdn, arena, ehooks, &arena->ecache_dirty,
NULL, usize, sz_large_pad, alignment, false, szind, zero, &commit);
NULL, usize, sz_large_pad, alignment, false, szind, zero);
if (edata == NULL && arena_may_have_muzzy(arena)) {
edata = ecache_alloc(tsdn, arena, ehooks, &arena->ecache_muzzy,
NULL, usize, sz_large_pad, alignment, false, szind, zero,
&commit);
NULL, usize, sz_large_pad, alignment, false, szind, zero);
}
size_t size = usize + sz_large_pad;
if (edata == NULL) {
edata = ecache_alloc_grow(tsdn, arena, ehooks,
&arena->ecache_retained, NULL, usize, sz_large_pad,
alignment, false, szind, zero, &commit);
alignment, false, szind, zero);
if (config_stats) {
/*
* edata may be NULL on OOM, but in that case mapped_add
@ -1203,15 +1201,14 @@ static edata_t *
arena_slab_alloc_hard(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks,
const bin_info_t *bin_info, szind_t szind) {
edata_t *slab;
bool zero, commit;
bool zero;
witness_assert_depth_to_rank(tsdn_witness_tsdp_get(tsdn),
WITNESS_RANK_CORE, 0);
zero = false;
commit = true;
slab = ecache_alloc_grow(tsdn, arena, ehooks, &arena->ecache_retained,
NULL, bin_info->slab_size, 0, PAGE, true, szind, &zero, &commit);
NULL, bin_info->slab_size, 0, PAGE, true, szind, &zero);
if (config_stats && slab != NULL) {
arena_stats_mapped_add(tsdn, &arena->stats,
@ -1230,13 +1227,11 @@ arena_slab_alloc(tsdn_t *tsdn, arena_t *arena, szind_t binind, unsigned binshard
ehooks_t *ehooks = arena_get_ehooks(arena);
szind_t szind = sz_size2index(bin_info->reg_size);
bool zero = false;
bool commit = true;
edata_t *slab = ecache_alloc(tsdn, arena, ehooks, &arena->ecache_dirty,
NULL, bin_info->slab_size, 0, PAGE, true, binind, &zero, &commit);
NULL, bin_info->slab_size, 0, PAGE, true, binind, &zero);
if (slab == NULL && arena_may_have_muzzy(arena)) {
slab = ecache_alloc(tsdn, arena, ehooks, &arena->ecache_muzzy,
NULL, bin_info->slab_size, 0, PAGE, true, binind, &zero,
&commit);
NULL, bin_info->slab_size, 0, PAGE, true, binind, &zero);
}
if (slab == NULL) {
slab = arena_slab_alloc_hard(tsdn, arena, ehooks, bin_info,

12
src/extent.c
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@ -186,14 +186,15 @@ extent_try_delayed_coalesce(tsdn_t *tsdn, edata_cache_t *edata_cache,
edata_t *
ecache_alloc(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks, ecache_t *ecache,
void *new_addr, size_t size, size_t pad, size_t alignment, bool slab,
szind_t szind, bool *zero, bool *commit) {
szind_t szind, bool *zero) {
assert(size + pad != 0);
assert(alignment != 0);
witness_assert_depth_to_rank(tsdn_witness_tsdp_get(tsdn),
WITNESS_RANK_CORE, 0);
bool commit = true;
edata_t *edata = extent_recycle(tsdn, arena, ehooks, ecache, new_addr,
size, pad, alignment, slab, szind, zero, commit, false);
size, pad, alignment, slab, szind, zero, &commit, false);
assert(edata == NULL || edata_dumpable_get(edata));
return edata;
}
@ -201,14 +202,15 @@ ecache_alloc(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks, ecache_t *ecache,
edata_t *
ecache_alloc_grow(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks,
ecache_t *ecache, void *new_addr, size_t size, size_t pad, size_t alignment,
bool slab, szind_t szind, bool *zero, bool *commit) {
bool slab, szind_t szind, bool *zero) {
assert(size + pad != 0);
assert(alignment != 0);
witness_assert_depth_to_rank(tsdn_witness_tsdp_get(tsdn),
WITNESS_RANK_CORE, 0);
bool commit = true;
edata_t *edata = extent_alloc_retained(tsdn, arena, ehooks, new_addr,
size, pad, alignment, slab, szind, zero, commit);
size, pad, alignment, slab, szind, zero, &commit);
if (edata == NULL) {
if (opt_retain && new_addr != NULL) {
/*
@ -220,7 +222,7 @@ ecache_alloc_grow(tsdn_t *tsdn, arena_t *arena, ehooks_t *ehooks,
return NULL;
}
edata = extent_alloc_wrapper(tsdn, arena, ehooks,
new_addr, size, pad, alignment, slab, szind, zero, commit);
new_addr, size, pad, alignment, slab, szind, zero, &commit);
}
assert(edata == NULL || edata_dumpable_get(edata));

7
src/large.c
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@ -147,22 +147,21 @@ large_ralloc_no_move_expand(tsdn_t *tsdn, edata_t *edata, size_t usize,
* false.
*/
bool is_zeroed_trail = zero;
bool commit = true;
edata_t *trail;
bool new_mapping;
if ((trail = ecache_alloc(tsdn, arena, ehooks, &arena->ecache_dirty,
edata_past_get(edata), trailsize, 0, CACHELINE, false, SC_NSIZES,
&is_zeroed_trail, &commit)) != NULL
&is_zeroed_trail)) != NULL
|| (trail = ecache_alloc(tsdn, arena, ehooks, &arena->ecache_muzzy,
edata_past_get(edata), trailsize, 0, CACHELINE, false, SC_NSIZES,
&is_zeroed_trail, &commit)) != NULL) {
&is_zeroed_trail)) != NULL) {
if (config_stats) {
new_mapping = false;
}
} else {
if ((trail = ecache_alloc_grow(tsdn, arena, ehooks,
&arena->ecache_retained, edata_past_get(edata), trailsize,
0, CACHELINE, false, SC_NSIZES, &is_zeroed_trail, &commit))
0, CACHELINE, false, SC_NSIZES, &is_zeroed_trail))
== NULL) {
return true;
}