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Lazier zero_dirty_pages in gencgc
[sbcl.git]
/
src
/
runtime
/
gencgc.c
diff --git
a/src/runtime/gencgc.c
b/src/runtime/gencgc.c
index
1ea30b4
..
be5cc4b
100644
(file)
--- a/
src/runtime/gencgc.c
+++ b/
src/runtime/gencgc.c
@@
-627,13
+627,13
@@
zero_pages(page_index_t start, page_index_t end) {
*/
static void
zero_dirty_pages(page_index_t start, page_index_t end) {
*/
static void
zero_dirty_pages(page_index_t start, page_index_t end) {
- page_index_t i;
+ page_index_t i, j;
for (i = start; i <= end; i++) {
for (i = start; i <= end; i++) {
- if (page_table[i].need_to_zero == 1) {
- zero_pages(start, end);
- break;
- }
+ if (!page_table[i].need_to_zero) continue;
+ for (j = i+1; (j <= end) && (page_table[j].need_to_zero); j++);
+ zero_pages(i, j-1);
+ i = j;
}
for (i = start; i <= end; i++) {
}
for (i = start; i <= end; i++) {