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authorYinghai Lu <yinghai@kernel.org>2013-01-24 12:20:09 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2013-01-29 19:32:57 -0800
commit595ad9af8584908ea5fb698b836169d05b99f186 (patch)
tree851492cc2fa5c02b4b5122b7af154f7a8d7777c3 /include/linux/memblock.h
parentd1af6d045fba6b070fa81f54dfe9227214be99ea (diff)
memblock: Add memblock_mem_size()
Use it to get mem size under the limit_pfn. to replace local version in x86 reserved_initrd. -v2: remove not needed cast that is pointed out by HPA. Signed-off-by: Yinghai Lu <yinghai@kernel.org> Link: http://lkml.kernel.org/r/1359058816-7615-29-git-send-email-yinghai@kernel.org Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'include/linux/memblock.h')
-rw-r--r--include/linux/memblock.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index d452ee191066..f388203db7e8 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -155,6 +155,7 @@ phys_addr_t memblock_alloc_base(phys_addr_t size, phys_addr_t align,
phys_addr_t __memblock_alloc_base(phys_addr_t size, phys_addr_t align,
phys_addr_t max_addr);
phys_addr_t memblock_phys_mem_size(void);
+phys_addr_t memblock_mem_size(unsigned long limit_pfn);
phys_addr_t memblock_start_of_DRAM(void);
phys_addr_t memblock_end_of_DRAM(void);
void memblock_enforce_memory_limit(phys_addr_t memory_limit);