Against: 2.6.34-rc3-mmotm-100405-1609
Patch: in-kernel profiling -- support memoryless nodes.
In kernel profiling requires that we be able to allocate "local"
memory for each cpu. Use "cpu_to_mem()" instead of "cpu_to_node()"
to support memoryless nodes.
Depends on the "numa_mem_id()" patch.
Signed-off-by: Lee Schermerhorn <lee.schermerhorn@xxxxxx>
---
New in V3.
V4: No change
kernel/profile.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
Index: linux-2.6.34-rc3-mmotm-100405-1609/kernel/profile.c
===================================================================
--- linux-2.6.34-rc3-mmotm-100405-1609.orig/kernel/profile.c 2010-04-07 10:04:02.000000000 -0400
+++ linux-2.6.34-rc3-mmotm-100405-1609/kernel/profile.c 2010-04-07 10:11:38.000000000 -0400
@@ -363,7 +363,7 @@ static int __cpuinit profile_cpu_callbac
switch (action) {
case CPU_UP_PREPARE:
case CPU_UP_PREPARE_FROZEN:
- node = cpu_to_node(cpu);
+ node = cpu_to_mem(cpu);
per_cpu(cpu_profile_flip, cpu) = 0;
if (!per_cpu(cpu_profile_hits, cpu)[1]) {
page = alloc_pages_exact_node(node,
@@ -565,7 +565,7 @@ static int create_hash_tables(void)
int cpu;
for_each_online_cpu(cpu) {
- int node = cpu_to_node(cpu);
+ int node = cpu_to_mem(cpu);
struct page *page;
page = alloc_pages_exact_node(node,
--
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