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yaml
---
r: 223415
b: refs/heads/master
c: fcb1191
h: refs/heads/master
i:
  223413: c9afc11
  223411: 039bb07
  223407: cb1f8ec
v: v3
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Bjorn Helgaas authored and Jesse Barnes committed Dec 17, 2010
1 parent b249f58 commit 67c96ed
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Showing 3 changed files with 8 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: c0f5ac5426f7fd82b23dd5c6a1e633b290294a08
refs/heads/master: fcb119183c73bf0781009713f303e28b1fb13d3e
1 change: 1 addition & 0 deletions trunk/include/linux/ioport.h
Original file line number Diff line number Diff line change
Expand Up @@ -123,6 +123,7 @@ extern void reserve_region_with_split(struct resource *root,
extern struct resource *insert_resource_conflict(struct resource *parent, struct resource *new);
extern int insert_resource(struct resource *parent, struct resource *new);
extern void insert_resource_expand_to_fit(struct resource *root, struct resource *new);
extern void arch_remove_reservations(struct resource *avail);
extern int allocate_resource(struct resource *root, struct resource *new,
resource_size_t size, resource_size_t min,
resource_size_t max, resource_size_t align,
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6 changes: 6 additions & 0 deletions trunk/kernel/resource.c
Original file line number Diff line number Diff line change
Expand Up @@ -357,6 +357,10 @@ int __weak page_is_ram(unsigned long pfn)
return walk_system_ram_range(pfn, 1, NULL, __is_ram) == 1;
}

void __weak arch_remove_reservations(struct resource *avail)
{
}

static resource_size_t simple_align_resource(void *data,
const struct resource *avail,
resource_size_t size,
Expand Down Expand Up @@ -394,6 +398,7 @@ static int find_resource(struct resource *root, struct resource *new,
struct resource *this = root->child;
struct resource tmp = *new, avail, alloc;

tmp.flags = new->flags;
tmp.start = root->start;
/*
* Skip past an allocated resource that starts at 0, since the assignment
Expand All @@ -410,6 +415,7 @@ static int find_resource(struct resource *root, struct resource *new,
tmp.end = root->end;

resource_clip(&tmp, min, max);
arch_remove_reservations(&tmp);

/* Check for overflow after ALIGN() */
avail = *new;
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