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fix: use memset in bitset_set and bitset_clear #148

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Merged
spaskalev merged 1 commit into from
Dec 5, 2025
Merged

fix: use memset in bitset_set and bitset_clear #148

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14 changes: 10 additions & 4 deletions buddy_alloc.h
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Original file line number Diff line number Diff line change
Expand Up @@ -2066,8 +2066,11 @@ static void bitset_set_range(unsigned char *bitset, struct bitset_range range) {
} else {
bitset[range.from_bucket] |= bitset_char_mask[range.from_index][7];
bitset[range.to_bucket] |= bitset_char_mask[0][range.to_index];
while(++range.from_bucket != range.to_bucket) {
bitset[range.from_bucket] = 255u;

range.from_bucket++;

if (range.to_bucket - range.from_bucket) {
memset(bitset + range.from_bucket, 255u, range.to_bucket - range.from_bucket);
}
}
}
Expand All @@ -2079,8 +2082,11 @@ static void bitset_clear_range(unsigned char* bitset, struct bitset_range range)
else {
bitset[range.from_bucket] &= ~bitset_char_mask[range.from_index][7];
bitset[range.to_bucket] &= ~bitset_char_mask[0][range.to_index];
while (++range.from_bucket != range.to_bucket) {
bitset[range.from_bucket] = 0;

range.from_bucket++;

if (range.to_bucket - range.from_bucket) {
memset(bitset + range.from_bucket, 0, range.to_bucket - range.from_bucket);
}
}
}
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