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mdbx: fix mdbx_dpl_alloc().

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Change-Id: Ia7d4b1866ca3623668edffd56ab83e845f16b2a5
This commit is contained in:
Leonid Yuriev
2021-03-03 16:24:32 +03:00
parent 0cebc50291
commit dec11e639a
1 changed files with 9 additions and 6 deletions
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15
src/core.c
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@@ -3293,13 +3293,16 @@ static int mdbx_dpl_alloc(MDBX_txn *txn) {
const int wanna = (txn->mt_env->me_options.dp_initial < txn->mt_geo.upper)
? txn->mt_env->me_options.dp_initial
: txn->mt_geo.upper;
const int realloc_threshold = 64;
if (!txn->tw.dirtylist ||
(int)txn->tw.dirtylist->detent - wanna > realloc_threshold ||
(int)txn->tw.dirtylist->detent - wanna < -realloc_threshold) {
if (unlikely(!mdbx_dpl_reserve(txn, wanna)))
return MDBX_ENOMEM;
if (txn->tw.dirtylist) {
mdbx_dpl_clear(txn->tw.dirtylist);
const int realloc_threshold = 64;
if (likely(
!((int)(txn->tw.dirtylist->detent - wanna) > realloc_threshold ||
(int)(txn->tw.dirtylist->detent - wanna) < -realloc_threshold)))
return MDBX_SUCCESS;
}
if (unlikely(!mdbx_dpl_reserve(txn, wanna)))
return MDBX_ENOMEM;
mdbx_dpl_clear(txn->tw.dirtylist);
return MDBX_SUCCESS;
}