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authorDominik Brodowski <linux@dominikbrodowski.net>2010-01-01 17:40:49 +0100
committerJesse Barnes <jbarnes@virtuousgeek.org>2010-02-22 16:16:56 -0800
commitb26b2d494b659f988b4d75eb394dfa0ddac415c9 (patch)
treed262f333e529a21017dc072e604a626b38520515 /arch/parisc/kernel/pci.c
parent93da6202264ce1256b04db8008a43882ae62d060 (diff)
downloadlinux-b26b2d494b659f988b4d75eb394dfa0ddac415c9.tar.bz2
resource/PCI: align functions now return start of resource
As suggested by Linus, align functions should return the start of a resource, not void. An update of "res->start" is no longer necessary. Cc: Bjorn Helgaas <bjorn.helgaas@hp.com> Cc: Yinghai Lu <yhlu.kernel@gmail.com> Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/parisc/kernel/pci.c')
-rw-r--r--arch/parisc/kernel/pci.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/parisc/kernel/pci.c b/arch/parisc/kernel/pci.c
index f7064abc3bb6..4463a31973ba 100644
--- a/arch/parisc/kernel/pci.c
+++ b/arch/parisc/kernel/pci.c
@@ -254,10 +254,10 @@ EXPORT_SYMBOL(pcibios_bus_to_resource);
* Since we are just checking candidates, don't use any fields other
* than res->start.
*/
-void pcibios_align_resource(void *data, struct resource *res,
+resource_size_t pcibios_align_resource(void *data, struct resource *res,
resource_size_t size, resource_size_t alignment)
{
- resource_size_t mask, align;
+ resource_size_t mask, align, start = res->start;
DBG_RES("pcibios_align_resource(%s, (%p) [%lx,%lx]/%x, 0x%lx, 0x%lx)\n",
pci_name(((struct pci_dev *) data)),
@@ -269,10 +269,10 @@ void pcibios_align_resource(void *data, struct resource *res,
/* Align to largest of MIN or input size */
mask = max(alignment, align) - 1;
- res->start += mask;
- res->start &= ~mask;
+ start += mask;
+ start &= ~mask;
- /* The caller updates the end field, we don't. */
+ return start;
}