aboutsummaryrefslogtreecommitdiff
path: root/arch/x86
diff options
context:
space:
mode:
authorGlauber Costa <gcosta@redhat.com>2008-04-08 13:20:59 -0300
committerIngo Molnar <mingo@elte.hu>2008-04-19 19:19:58 +0200
commit2e33e361188617628e47b4bc47e87e84feaf556f (patch)
tree9a66f99445537ef47fb1a80b9bdac52483482704 /arch/x86
parentcac67877d268f21da74d879a355247e4e25b5b5f (diff)
x86: adjust dma_free_coherent for i386
We call unmap_single, if available. Signed-off-by: Glauber Costa <gcosta@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kernel/pci-dma_32.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/pci-dma_32.c b/arch/x86/kernel/pci-dma_32.c
index 9199bccb921..5ae3470113c 100644
--- a/arch/x86/kernel/pci-dma_32.c
+++ b/arch/x86/kernel/pci-dma_32.c
@@ -80,6 +80,8 @@ void dma_free_coherent(struct device *dev, size_t size,
WARN_ON(irqs_disabled()); /* for portability */
if (dma_release_coherent(dev, order, vaddr))
return;
+ if (dma_ops->unmap_single)
+ dma_ops->unmap_single(dev, dma_handle, size, 0);
free_pages((unsigned long)vaddr, order);
}
EXPORT_SYMBOL(dma_free_coherent);