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Store edata->state in rtree leaf and make edata_t 128B aligned.

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Verified that this doesn't result in any real increase of edata_t bytes
allocated.
This commit is contained in:
Qi Wang
2021-02-26 15:32:41 -08:00
committed by Qi Wang
parent 70d1541c5b
commit 4d8c22f9a5
8 changed files with 138 additions and 60 deletions
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6
src/emap.c
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@@ -143,6 +143,7 @@ emap_rtree_write_acquired(tsdn_t *tsdn, emap_t *emap, rtree_leaf_elm_t *elm_a,
contents.metadata.slab = slab;
contents.metadata.is_head = (edata == NULL) ? false :
edata_is_head_get(edata);
contents.metadata.state = (edata == NULL) ? 0 : edata_state_get(edata);
rtree_leaf_elm_write(tsdn, &emap->rtree, elm_a, contents);
if (elm_b != NULL) {
rtree_leaf_elm_write(tsdn, &emap->rtree, elm_b, contents);
@@ -170,11 +171,13 @@ emap_register_interior(tsdn_t *tsdn, emap_t *emap, edata_t *edata,
EMAP_DECLARE_RTREE_CTX;
assert(edata_slab_get(edata));
assert(edata_state_get(edata) == extent_state_active);
rtree_contents_t contents;
contents.edata = edata;
contents.metadata.szind = szind;
contents.metadata.slab = true;
contents.metadata.state = extent_state_active;
contents.metadata.is_head = false; /* Not allowed to access. */
/* Register interior. */
@@ -219,6 +222,7 @@ emap_remap(tsdn_t *tsdn, emap_t *emap, edata_t *edata, szind_t szind,
contents.metadata.szind = szind;
contents.metadata.slab = slab;
contents.metadata.is_head = edata_is_head_get(edata);
contents.metadata.state = edata_state_get(edata);
rtree_write(tsdn, &emap->rtree, rtree_ctx,
(uintptr_t)edata_addr_get(edata), contents);
@@ -304,6 +308,7 @@ emap_merge_commit(tsdn_t *tsdn, emap_t *emap, emap_prepare_t *prepare,
clear_contents.metadata.szind = SC_NSIZES;
clear_contents.metadata.slab = false;
clear_contents.metadata.is_head = false;
clear_contents.metadata.state = (extent_state_t)0;
if (prepare->lead_elm_b != NULL) {
rtree_leaf_elm_write(tsdn, &emap->rtree,
@@ -331,6 +336,7 @@ emap_do_assert_mapped(tsdn_t *tsdn, emap_t *emap, edata_t *edata) {
(uintptr_t)edata_base_get(edata));
assert(contents.edata == edata);
assert(contents.metadata.is_head == edata_is_head_get(edata));
assert(contents.metadata.state == edata_state_get(edata));
}
void