[Patch V3 3/9] sgi-xp: Replace cpu_to_node() with cpu_to_mem() to support memoryless node
Jiang Liu <[email protected]> Mon, 17 Aug 2015 11:19:00 +0800
| Newsgroups | gmane.linux.kernel.mm,gmane.linux.hotplug.devel,gmane.linux.kernel |
|---|---|
| Message-ID | <[email protected]> |
Function xpc_create_gru_mq_uv() allocates memory with __GFP_THISNODE flag set, which may cause permanent memory allocation failure on memoryless node. So replace cpu_to_node() with cpu_to_mem() to better support memoryless node. For node with memory, cpu_to_mem() is the same as cpu_to_node(). Signed-off-by: Jiang Liu <[email protected]> --- drivers/misc/sgi-xp/xpc_uv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/misc/sgi-xp/xpc_uv.c b/drivers/misc/sgi-xp/xpc_uv.c index 95c894482fdd..9210981c0d5b 100644 --- a/drivers/misc/sgi-xp/xpc_uv.c +++ b/drivers/misc/sgi-xp/xpc_uv.c @@ -238,7 +238,7 @@ xpc_create_gru_mq_uv(unsigned int mq_size, int cpu, char *irq_name, mq->mmr_blade = uv_cpu_to_blade_id(cpu); - nid = cpu_to_node(cpu); + nid = cpu_to_mem(cpu); page = alloc_pages_exact_node(nid, GFP_KERNEL | __GFP_ZERO | __GFP_THISNODE, pg_order); -- 1.7.10.4 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to [email protected]. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"[email protected]"> [email protected] </a>