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bitmap: bitmap_clear()

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No need to actually reset the bitmap, we can just truncate it back zero
size. That not only makes bitmap_clear() quicker, but also subsequent
bitmap_isclear().
This commit is contained in:
Lennart Poettering 2015-07-23 04:51:57 +02:00
parent 6aafa9483d
commit 05fb03beee
1 changed files with 1 additions and 4 deletions
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5
src/basic/bitmap.c
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@ -140,12 +140,9 @@ bool bitmap_isclear(Bitmap *b) {
} }
void bitmap_clear(Bitmap *b) { void bitmap_clear(Bitmap *b) {
unsigned i;
assert(b); assert(b);
for (i = 0; i < b->n_bitmaps; i++) b->n_bitmaps = 0;
b->bitmaps[i] = 0;
} }
bool bitmap_iterate(Bitmap *b, Iterator *i, unsigned *n) { bool bitmap_iterate(Bitmap *b, Iterator *i, unsigned *n) {