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authorDan Williams <dan.j.williams@intel.com>2017-11-15 16:56:11 -0800
committerDan Williams <dan.j.williams@intel.com>2017-11-15 16:56:11 -0800
commit4247f24c23589bcc3bc3490515ef8c9497e9ae55 (patch)
tree89726a0e171c443a3e8def2992b56dbd8a21df21 /kernel/memremap.c
parent79ab67ede21f536851a99ea68ee6fc1f5435e055 (diff)
parent9f586fff6574f6ecbf323f92d44ffaf0d96225fe (diff)
Merge branch 'for-4.15/dax' into libnvdimm-for-next
Diffstat (limited to 'kernel/memremap.c')
-rw-r--r--kernel/memremap.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/memremap.c b/kernel/memremap.c
index 6bcbfbf1a8fd..403ab9cdb949 100644
--- a/kernel/memremap.c
+++ b/kernel/memremap.c
@@ -350,7 +350,7 @@ void *devm_memremap_pages(struct device *dev, struct resource *res,
pgprot_t pgprot = PAGE_KERNEL;
struct dev_pagemap *pgmap;
struct page_map *page_map;
- int error, nid, is_ram;
+ int error, nid, is_ram, i = 0;
align_start = res->start & ~(SECTION_SIZE - 1);
align_size = ALIGN(res->start + resource_size(res), SECTION_SIZE)
@@ -448,6 +448,8 @@ void *devm_memremap_pages(struct device *dev, struct resource *res,
list_del(&page->lru);
page->pgmap = pgmap;
percpu_ref_get(ref);
+ if (!(++i % 1024))
+ cond_resched();
}
devres_add(dev, page_map);
return __va(res->start);