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vfs: fix data corruption when blocksize < pagesize for mmaped data
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
mm
/
page_cgroup.c
diff --git
a/mm/page_cgroup.c
b/mm/page_cgroup.c
index
6d757e3
..
cfd1628
100644
(file)
--- a/
mm/page_cgroup.c
+++ b/
mm/page_cgroup.c
@@
-54,8
+54,9
@@
static int __init alloc_node_page_cgroup(int nid)
table_size = sizeof(struct page_cgroup) * nr_pages;
table_size = sizeof(struct page_cgroup) * nr_pages;
- base = __alloc_bootmem_node_nopanic(NODE_DATA(nid),
- table_size, PAGE_SIZE, __pa(MAX_DMA_ADDRESS));
+ base = memblock_virt_alloc_try_nid_nopanic(
+ table_size, PAGE_SIZE, __pa(MAX_DMA_ADDRESS),
+ BOOTMEM_ALLOC_ACCESSIBLE, nid);
if (!base)
return -ENOMEM;
NODE_DATA(nid)->node_page_cgroup = base;
if (!base)
return -ENOMEM;
NODE_DATA(nid)->node_page_cgroup = base;
@@
-451,7
+452,7
@@
unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id)
* lookup_swap_cgroup_id - lookup mem_cgroup id tied to swap entry
* @ent: swap entry to be looked up.
*
* lookup_swap_cgroup_id - lookup mem_cgroup id tied to swap entry
* @ent: swap entry to be looked up.
*
- * Returns
CSS
ID of mem_cgroup at success. 0 at failure. (0 is invalid ID)
+ * Returns ID of mem_cgroup at success. 0 at failure. (0 is invalid ID)
*/
unsigned short lookup_swap_cgroup_id(swp_entry_t ent)
{
*/
unsigned short lookup_swap_cgroup_id(swp_entry_t ent)
{