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mdbx: микрооптимизация cursor_touch().

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Леонид Юрьев (Leonid Yuriev) 2024-03-07 19:25:19 +03:00
parent 5df3eb6449
commit a6f7d74a32
1 changed files with 2 additions and 1 deletions
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3
src/core.c
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@ -17940,7 +17940,8 @@ static __hot int cursor_touch(MDBX_cursor *const mc, const MDBX_val *key,
} }
int rc = MDBX_SUCCESS; int rc = MDBX_SUCCESS;
if (likely(mc->mc_snum)) { if (likely(mc->mc_snum) &&
!IS_MODIFIABLE(mc->mc_txn, mc->mc_pg[mc->mc_snum - 1])) {
mc->mc_top = 0; mc->mc_top = 0;
do { do {
rc = page_touch(mc); rc = page_touch(mc);