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authorIngo Molnar <mingo@kernel.org>2014-04-14 16:44:42 +0200
committerIngo Molnar <mingo@kernel.org>2014-04-14 16:44:42 +0200
commit740c699a8d316c8bf8593f19e2ca47795e690622 (patch)
treea78886955770a477945c5d84e06b2e7678733b54 /kernel/resource.c
parente69af4657e7764d03ad555f0b583d9c4217bcefa (diff)
parentc9eaa447e77efe77b7fa4c953bd62de8297fd6c5 (diff)
Merge tag 'v3.15-rc1' into perf/urgent
Pick up the latest fixes. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/resource.c')
-rw-r--r--kernel/resource.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/kernel/resource.c b/kernel/resource.c
index 3f285dce934..8957d686e29 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -432,11 +432,6 @@ static void resource_clip(struct resource *res, resource_size_t min,
res->end = max;
}
-static bool resource_contains(struct resource *res1, struct resource *res2)
-{
- return res1->start <= res2->start && res1->end >= res2->end;
-}
-
/*
* Find empty slot in the resource tree with the given range and
* alignment constraints
@@ -471,10 +466,11 @@ static int __find_resource(struct resource *root, struct resource *old,
arch_remove_reservations(&tmp);
/* Check for overflow after ALIGN() */
- avail = *new;
avail.start = ALIGN(tmp.start, constraint->align);
avail.end = tmp.end;
+ avail.flags = new->flags & ~IORESOURCE_UNSET;
if (avail.start >= tmp.start) {
+ alloc.flags = avail.flags;
alloc.start = constraint->alignf(constraint->alignf_data, &avail,
size, constraint->align);
alloc.end = alloc.start + size - 1;
@@ -515,7 +511,7 @@ static int find_resource(struct resource *root, struct resource *new,
* @newsize: new size of the resource descriptor
* @constraint: the size and alignment constraints to be met.
*/
-int reallocate_resource(struct resource *root, struct resource *old,
+static int reallocate_resource(struct resource *root, struct resource *old,
resource_size_t newsize,
struct resource_constraint *constraint)
{
@@ -949,8 +945,8 @@ struct resource * __request_region(struct resource *parent,
res->name = name;
res->start = start;
res->end = start + n - 1;
- res->flags = IORESOURCE_BUSY;
- res->flags |= flags;
+ res->flags = resource_type(parent);
+ res->flags |= IORESOURCE_BUSY | flags;
write_lock(&resource_lock);