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-rw-r--r--drivers/md/dm-writecache.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c
index 6b28990b1d84..30505d70f423 100644
--- a/drivers/md/dm-writecache.c
+++ b/drivers/md/dm-writecache.c
@@ -282,6 +282,8 @@ static int persistent_memory_claim(struct dm_writecache *wc)
while (daa-- && i < p) {
pages[i++] = pfn_t_to_page(pfn);
pfn.val++;
+ if (!(i & 15))
+ cond_resched();
}
} while (i < p);
wc->memory_map = vmap(pages, p, VM_MAP, PAGE_KERNEL);