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PA: Move in remaining page allocation functions.

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David Goldblatt 2020-03-11 11:36:38 -07:00 • committed by David Goldblatt
parent 74958567a4
commit 71fc0dc968
5 changed files with 75 additions and 30 deletions
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32
src/pa.c
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@ -99,6 +99,7 @@ bool
pa_expand(tsdn_t *tsdn, pa_shard_t *shard, edata_t *edata, size_t old_size,
size_t new_size, szind_t szind, bool slab, bool *zero, size_t *mapped_add) {
assert(new_size > old_size);
assert(edata_size_get(edata) == old_size);
ehooks_t *ehooks = pa_shard_ehooks_get(shard);
void *trail_begin = edata_past_get(edata);
@ -135,3 +136,34 @@ pa_expand(tsdn_t *tsdn, pa_shard_t *shard, edata_t *edata, size_t old_size,
emap_remap(tsdn, &emap_global, edata, szind, slab);
return false;
}
bool
pa_shrink(tsdn_t *tsdn, pa_shard_t *shard, edata_t *edata, size_t old_size,
size_t new_size, szind_t szind, bool slab, bool *generated_dirty) {
assert(new_size < old_size);
ehooks_t *ehooks = pa_shard_ehooks_get(shard);
*generated_dirty = false;
if (ehooks_split_will_fail(ehooks)) {
return true;
}
edata_t *trail = extent_split_wrapper(tsdn, &shard->edata_cache, ehooks,
edata, new_size, szind, slab, old_size - new_size, SC_NSIZES,
false);
if (trail == NULL) {
return true;
}
ecache_dalloc(tsdn, shard, ehooks, &shard->ecache_dirty, trail);
*generated_dirty = true;
return false;
}
void
pa_dalloc(tsdn_t *tsdn, pa_shard_t *shard, edata_t *edata,
bool *generated_dirty) {
ehooks_t *ehooks = pa_shard_ehooks_get(shard);
ecache_dalloc(tsdn, shard, ehooks, &shard->ecache_dirty, edata);
*generated_dirty = true;
}