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authorAkinobu Mita <akinobu.mita@gmail.com>2014-06-04 16:06:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2014-06-04 16:53:57 -0700
commit2bfc2862c4fe38379a2fb2cfba33fad32ccb4ff4 (patch)
tree1413260b509c37c05857525e7327fa5985ca8375 /include/linux/memblock.h
parent367464362591d89b371e2a690638e9bc899d8ebb (diff)
memblock: introduce memblock_alloc_range()
This introduces memblock_alloc_range() which allocates memblock from the specified range of physical address. I would like to use this function to specify the location of CMA. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Don Dutile <ddutile@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/memblock.h')
-rw-r--r--include/linux/memblock.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 73dc382e72d8..b660e05b63d4 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -272,6 +272,8 @@ static inline bool memblock_bottom_up(void) { return false; }
#define MEMBLOCK_ALLOC_ANYWHERE (~(phys_addr_t)0)
#define MEMBLOCK_ALLOC_ACCESSIBLE 0
+phys_addr_t __init memblock_alloc_range(phys_addr_t size, phys_addr_t align,
+ phys_addr_t start, phys_addr_t end);
phys_addr_t memblock_alloc_base(phys_addr_t size, phys_addr_t align,
phys_addr_t max_addr);
phys_addr_t __memblock_alloc_base(phys_addr_t size, phys_addr_t align,