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page allocator: use no-panic variant of alloc_bootmem() in alloc_large_system_hash()

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..  since a failed allocation is being (initially) handled gracefully, and
panic()-ed upon failure explicitly in the function if retries with smaller
sizes failed.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jan Beulich 2008-08-12 15:08:39 -07:00 committed by Linus Torvalds
parent 866c36637f
commit 74768ed833
2 changed files with 5 additions and 1 deletions
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4
include/linux/bootmem.h
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@ -97,10 +97,14 @@ extern void *__alloc_bootmem_low_node(pg_data_t *pgdat,
#ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE
#define alloc_bootmem(x) \
__alloc_bootmem(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_nopanic(x) \
__alloc_bootmem_nopanic(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_low(x) \
__alloc_bootmem_low(x, SMP_CACHE_BYTES, 0)
#define alloc_bootmem_pages(x) \
__alloc_bootmem(x, PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_pages_nopanic(x) \
__alloc_bootmem_nopanic(x, PAGE_SIZE, __pa(MAX_DMA_ADDRESS))
#define alloc_bootmem_low_pages(x) \
__alloc_bootmem_low(x, PAGE_SIZE, 0)
#define alloc_bootmem_node(pgdat, x) \

2
mm/page_alloc.c
View file

@ -4437,7 +4437,7 @@ void *__init alloc_large_system_hash(const char *tablename,
do {
size = bucketsize << log2qty;
if (flags & HASH_EARLY)
table = alloc_bootmem(size);
table = alloc_bootmem_nopanic(size);
else if (hashdist)
table = __vmalloc(size, GFP_ATOMIC, PAGE_KERNEL);
else {