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Extents: Break extent-struct/arena interactions

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Specifically, the extent_arena_[g|s]et functions and the address randomization.

These are the only things that tie the extent struct itself to the arena code.
This commit is contained in:
David T. Goldblatt 2019-09-20 18:20:22 -07:00 • committed by David Goldblatt
parent 529cfe2abc
commit 41187bdfb0
9 changed files with 106 additions and 83 deletions
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12
test/unit/rtree.c
View file

@ -2,6 +2,8 @@
#include "jemalloc/internal/rtree.h"
#define INVALID_ARENA_IND ((1U << MALLOCX_ARENA_BITS) - 1)
rtree_node_alloc_t *rtree_node_alloc_orig;
rtree_node_dalloc_t *rtree_node_dalloc_orig;
rtree_leaf_alloc_t *rtree_leaf_alloc_orig;
@ -85,10 +87,10 @@ TEST_END
TEST_BEGIN(test_rtree_extrema) {
extent_t extent_a, extent_b;
extent_init(&extent_a, NULL, NULL, SC_LARGE_MINCLASS, false,
sz_size2index(SC_LARGE_MINCLASS), 0,
extent_init(&extent_a, INVALID_ARENA_IND, NULL, SC_LARGE_MINCLASS,
false, sz_size2index(SC_LARGE_MINCLASS), 0,
extent_state_active, false, false, true, EXTENT_NOT_HEAD);
extent_init(&extent_b, NULL, NULL, 0, false, SC_NSIZES, 0,
extent_init(&extent_b, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0,
extent_state_active, false, false, true, EXTENT_NOT_HEAD);
tsdn_t *tsdn = tsdn_fetch();
@ -125,7 +127,7 @@ TEST_BEGIN(test_rtree_bits) {
PAGE + (((uintptr_t)1) << LG_PAGE) - 1};
extent_t extent;
extent_init(&extent, NULL, NULL, 0, false, SC_NSIZES, 0,
extent_init(&extent, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0,
extent_state_active, false, false, true, EXTENT_NOT_HEAD);
rtree_t *rtree = &test_rtree;
@ -166,7 +168,7 @@ TEST_BEGIN(test_rtree_random) {
rtree_ctx_data_init(&rtree_ctx);
extent_t extent;
extent_init(&extent, NULL, NULL, 0, false, SC_NSIZES, 0,
extent_init(&extent, INVALID_ARENA_IND, NULL, 0, false, SC_NSIZES, 0,
extent_state_active, false, false, true, EXTENT_NOT_HEAD);
assert_false(rtree_new(rtree, false), "Unexpected rtree_new() failure");

7
test/unit/slab.c
View file

@ -1,5 +1,7 @@
#include "test/jemalloc_test.h"
#define INVALID_ARENA_IND ((1U << MALLOCX_ARENA_BITS) - 1)
TEST_BEGIN(test_arena_slab_regind) {
szind_t binind;
@ -7,8 +9,9 @@ TEST_BEGIN(test_arena_slab_regind) {
size_t regind;
extent_t slab;
const bin_info_t *bin_info = &bin_infos[binind];
extent_init(&slab, NULL, mallocx(bin_info->slab_size,
MALLOCX_LG_ALIGN(LG_PAGE)), bin_info->slab_size, true,
extent_init(&slab, INVALID_ARENA_IND,
mallocx(bin_info->slab_size, MALLOCX_LG_ALIGN(LG_PAGE)),
bin_info->slab_size, true,
binind, 0, extent_state_active, false, true, true,
EXTENT_NOT_HEAD);
assert_ptr_not_null(extent_addr_get(&slab),