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Message-Id: <1310457490-3356-7-git-send-email-tj@kernel.org>
Date: Tue, 12 Jul 2011 09:58:10 +0200
From: Tejun Heo <tj@...nel.org>
To: mingo@...hat.com, hpa@...or.com, tglx@...utronix.de,
benh@...nel.crashing.org, yinghai@...nel.org
Cc: linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
x86@...nel.org, Tejun Heo <tj@...nel.org>
Subject: [PATCH 6/6] memblock: Replace memblock_find_base() with memblock_find_in_range()
memblock_find_base() is a static function with two callers in
memblock.c and memblock_find_in_range() is a wrapper around it which
just changes the types and order of parameters.
Make memblock_find_in_range() take phys_addr_t instead of u64 for
consistency and replace memblock_find_base() with it.
Signed-off-by: Tejun Heo <tj@...nel.org>
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
---
include/linux/memblock.h | 3 ++-
mm/memblock.c | 19 +++++++------------
2 files changed, 9 insertions(+), 13 deletions(-)
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index d235ec5..3496888 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -46,7 +46,8 @@ extern int memblock_can_resize;
#define memblock_dbg(fmt, ...) \
if (memblock_debug) printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
-u64 memblock_find_in_range(u64 start, u64 end, u64 size, u64 align);
+phys_addr_t memblock_find_in_range(phys_addr_t start, phys_addr_t end,
+ phys_addr_t size, phys_addr_t align);
int memblock_free_reserved_regions(void);
int memblock_reserve_reserved_regions(void);
diff --git a/mm/memblock.c b/mm/memblock.c
index 1969936..0f9626f 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -97,8 +97,11 @@ static phys_addr_t __init_memblock memblock_find_region(phys_addr_t start, phys_
return 0;
}
-static phys_addr_t __init_memblock memblock_find_base(phys_addr_t size,
- phys_addr_t align, phys_addr_t start, phys_addr_t end)
+/*
+ * Find a free area with specified alignment in a specific range.
+ */
+phys_addr_t __init_memblock memblock_find_in_range(phys_addr_t start, phys_addr_t end,
+ phys_addr_t size, phys_addr_t align)
{
long i;
@@ -133,14 +136,6 @@ static phys_addr_t __init_memblock memblock_find_base(phys_addr_t size,
}
/*
- * Find a free area with specified alignment in a specific range.
- */
-u64 __init_memblock memblock_find_in_range(u64 start, u64 end, u64 size, u64 align)
-{
- return memblock_find_base(size, align, start, end);
-}
-
-/*
* Free memblock.reserved.regions
*/
int __init_memblock memblock_free_reserved_regions(void)
@@ -216,7 +211,7 @@ static int __init_memblock memblock_double_array(struct memblock_type *type)
new_array = kmalloc(new_size, GFP_KERNEL);
addr = new_array ? __pa(new_array) : 0;
} else
- addr = memblock_find_base(new_size, sizeof(phys_addr_t), 0, MEMBLOCK_ALLOC_ACCESSIBLE);
+ addr = memblock_find_in_range(0, MEMBLOCK_ALLOC_ACCESSIBLE, new_size, sizeof(phys_addr_t));
if (!addr) {
pr_err("memblock: Failed to double %s array from %ld to %ld entries !\n",
memblock_type_name(type), type->max, type->max * 2);
@@ -477,7 +472,7 @@ phys_addr_t __init __memblock_alloc_base(phys_addr_t size, phys_addr_t align, ph
*/
size = round_up(size, align);
- found = memblock_find_base(size, align, 0, max_addr);
+ found = memblock_find_in_range(0, max_addr, size, align);
if (found && !memblock_add_region(&memblock.reserved, found, size))
return found;
--
1.7.6
--
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