Messages in this thread Patch in this message | | | From | Amerigo Wang <> | Subject | [PATCH 3/3] mm: print information when THP is disabled automatically | Date | Tue, 21 Jun 2011 00:34:30 +0800 |
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Print information when THP is disabled automatically so that users can find this info in dmesg.
Signed-off-by: WANG Cong <amwang@redhat.com> --- 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
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