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authorSong Liu <song@kernel.org>2022-04-15 19:44:11 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-04-24 20:00:54 +0300
commitf2edd118d02dd11449b126f786f09749ca152ba5 (patch)
tree2d3b9a1a32f41ec6bacaed9fd3cadb7b733bca2d /mm
parent22da5264abf497a10a4ed629f07f4ba28a7ed5eb (diff)
downloadlinux-f2edd118d02dd11449b126f786f09749ca152ba5.tar.xz
page_alloc: use vmalloc_huge for large system hash
Use vmalloc_huge() in alloc_large_system_hash() so that large system hash (>= PMD_SIZE) could benefit from huge pages. Note that vmalloc_huge only allocates huge pages for systems with HAVE_ARCH_HUGE_VMALLOC. Signed-off-by: Song Liu <song@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Rik van Riel <riel@surriel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/page_alloc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 33ca8cab21e6..0e42038382c1 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -8919,7 +8919,7 @@ void *__init alloc_large_system_hash(const char *tablename,
table = memblock_alloc_raw(size,
SMP_CACHE_BYTES);
} else if (get_order(size) >= MAX_ORDER || hashdist) {
- table = __vmalloc(size, gfp_flags);
+ table = vmalloc_huge(size, gfp_flags);
virt = true;
if (table)
huge = is_vm_area_hugepages(table);