The patch titled
resource: add resource_size()
has been added to the -mm tree. Its filename is
resource-add-resource_size.patch
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The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: resource: add resource_size()
From: Magnus Damm <magnus.damm@xxxxxxxxx>
Avoid one-off errors by introducing a resource_size() function.
Signed-off-by: Magnus Damm <damm@xxxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/ioport.h | 4 ++++
kernel/resource.c | 2 +-
2 files changed, 5 insertions(+), 1 deletion(-)
diff -puN include/linux/ioport.h~resource-add-resource_size include/linux/ioport.h
--- a/include/linux/ioport.h~resource-add-resource_size
+++ a/include/linux/ioport.h
@@ -118,6 +118,10 @@ extern int allocate_resource(struct reso
int adjust_resource(struct resource *res, resource_size_t start,
resource_size_t size);
resource_size_t resource_alignment(struct resource *res);
+static inline resource_size_t resource_size(struct resource *res)
+{
+ return res->end - res->start + 1;
+}
/* Convenience shorthand with allocation */
#define request_region(start,n,name) __request_region(&ioport_resource, (start), (n), (name))
diff -puN kernel/resource.c~resource-add-resource_size kernel/resource.c
--- a/kernel/resource.c~resource-add-resource_size
+++ a/kernel/resource.c
@@ -490,7 +490,7 @@ resource_size_t resource_alignment(struc
{
switch (res->flags & (IORESOURCE_SIZEALIGN | IORESOURCE_STARTALIGN)) {
case IORESOURCE_SIZEALIGN:
- return res->end - res->start + 1;
+ return resource_size(res);
case IORESOURCE_STARTALIGN:
return res->start;
default:
_
Patches currently in -mm which might be from magnus.damm@xxxxxxxxx are
linux-next.patch
video-superh-mobile-lcdc-driver.patch
video-superh-mobile-lcdc-driver-update.patch
resource-add-resource_size.patch
resource-add-resource_size-fix.patch
resource-add-resource_type-and-ioresource_type_bits.patch
resource-add-resource_type-and-ioresource_type_bits-fix.patch
resource-use-new-resource-type-changes.patch
resource-add-new-ioresource_clk-type.patch
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