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authorDominik Dingel <dingel@linux.vnet.ibm.com>2015-06-25 23:59:42 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2015-06-26 02:00:35 +0200
commit8408427e6b9f37bc5ce09933947e670f87568b77 (patch)
tree7cbff35c38fc30312108275aeced012b5e373110 /mm
parents390/mm: make hugepages_supported a boot time decision (diff)
downloadlinux-8408427e6b9f37bc5ce09933947e670f87568b77.tar.xz
linux-8408427e6b9f37bc5ce09933947e670f87568b77.zip
mm/hugetlb: remove unused arch hook prepare/release_hugepage
With s390 dropping support for emulated hugepages, the last user of arch_prepare_hugepage and arch_release_hugepage is gone. Signed-off-by: Dominik Dingel <dingel@linux.vnet.ibm.com> Acked-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/hugetlb.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index 75c0eef52c5d..a8c3087089d8 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -975,7 +975,6 @@ static void update_and_free_page(struct hstate *h, struct page *page)
destroy_compound_gigantic_page(page, huge_page_order(h));
free_gigantic_page(page, huge_page_order(h));
} else {
- arch_release_hugepage(page);
__free_pages(page, huge_page_order(h));
}
}
@@ -1160,10 +1159,6 @@ static struct page *alloc_fresh_huge_page_node(struct hstate *h, int nid)
__GFP_REPEAT|__GFP_NOWARN,
huge_page_order(h));
if (page) {
- if (arch_prepare_hugepage(page)) {
- __free_pages(page, huge_page_order(h));
- return NULL;
- }
prep_new_huge_page(h, page, nid);
}
@@ -1315,11 +1310,6 @@ static struct page *alloc_buddy_huge_page(struct hstate *h, int nid)
htlb_alloc_mask(h)|__GFP_COMP|__GFP_THISNODE|
__GFP_REPEAT|__GFP_NOWARN, huge_page_order(h));
- if (page && arch_prepare_hugepage(page)) {
- __free_pages(page, huge_page_order(h));
- page = NULL;
- }
-
spin_lock(&hugetlb_lock);
if (page) {
INIT_LIST_HEAD(&page->lru);