Print information when THP is disabled automatically so that
users can find this info in dmesg.
Signed-off-by: WANG Cong <amwang@xxxxxxxxxx>
---
mm/huge_memory.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 7fb44cc..07679da 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -544,8 +544,11 @@ static int __init hugepage_init(void)
* where the extra memory used could hurt more than TLB overhead
* is likely to save. The admin can still enable it through /sys.
*/
- if (totalram_pages < (CONFIG_TRANSPARENT_HUGEPAGE_THRESHOLD << (20 - PAGE_SHIFT)))
+ if (totalram_pages < (CONFIG_TRANSPARENT_HUGEPAGE_THRESHOLD
+ << (20 - PAGE_SHIFT))) {
+ printk(KERN_INFO "hugepage: disabled auotmatically\n");
transparent_hugepage_flags = 0;
+ }
start_khugepaged();
--
1.7.4.4
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@xxxxxxxxx. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>