From 4abd32dbab201c3ced0b0af12accea77cd9eeffc Mon Sep 17 00:00:00 2001 From: Andi Kleen Date: Wed, 23 Jul 2008 21:27:49 -0700 Subject: [PATCH] hugetlb: printk cleanup - Reword sentence to clarify meaning with multiple options - Add support for using GB prefixes for the page size - Add extra printk to delayed > MAX_ORDER allocation code Acked-by: Adam Litke Acked-by: Nishanth Aravamudan Signed-off-by: Andi Kleen Signed-off-by: Nick Piggin Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/hugetlb.c | 20 ++++++++++++++++---- 1 file changed, 16 insertions(+), 4 deletions(-) diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 243a8684d1..0c74c14dd2 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1006,15 +1006,27 @@ static void __init hugetlb_init_hstates(void) } } +static char * __init memfmt(char *buf, unsigned long n) +{ + if (n >= (1UL << 30)) + sprintf(buf, "%lu GB", n >> 30); + else if (n >= (1UL << 20)) + sprintf(buf, "%lu MB", n >> 20); + else + sprintf(buf, "%lu KB", n >> 10); + return buf; +} + static void __init report_hugepages(void) { struct hstate *h; for_each_hstate(h) { - printk(KERN_INFO "Total HugeTLB memory allocated, " - "%ld %dMB pages\n", - h->free_huge_pages, - 1 << (h->order + PAGE_SHIFT - 20)); + char buf[32]; + printk(KERN_INFO "HugeTLB registered %s page size, " + "pre-allocated %ld pages\n", + memfmt(buf, huge_page_size(h)), + h->free_huge_pages); } } -- 2.39.5