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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2013-10-25 10:33:27 +0000
committerStefano Stabellini <stefano.stabellini@eu.citrix.com>2013-10-25 10:33:27 +0000
commit6b42a7eafb25ae9fda1708c501661384d1f60482 (patch)
tree02f3c86634f151928621a3f103d87fb88805e67f /drivers/xen
parent3d24bbd7dddbea54358a9795abaf051b0f18973c (diff)
downloadlinux-6b42a7eafb25ae9fda1708c501661384d1f60482.tar.bz2
swiotlb-xen: static inline xen_phys_to_bus, xen_bus_to_phys, xen_virt_to_bus and range_straddles_page_boundary
This functions are small and called frequently. Static inline them. Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/swiotlb-xen.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
index 4d50058d9630..100962dcc7bb 100644
--- a/drivers/xen/swiotlb-xen.c
+++ b/drivers/xen/swiotlb-xen.c
@@ -72,17 +72,17 @@ static unsigned long xen_io_tlb_nslabs;
static u64 start_dma_addr;
-static dma_addr_t xen_phys_to_bus(phys_addr_t paddr)
+static inline dma_addr_t xen_phys_to_bus(phys_addr_t paddr)
{
return phys_to_machine(XPADDR(paddr)).maddr;
}
-static phys_addr_t xen_bus_to_phys(dma_addr_t baddr)
+static inline phys_addr_t xen_bus_to_phys(dma_addr_t baddr)
{
return machine_to_phys(XMADDR(baddr)).paddr;
}
-static dma_addr_t xen_virt_to_bus(void *address)
+static inline dma_addr_t xen_virt_to_bus(void *address)
{
return xen_phys_to_bus(virt_to_phys(address));
}
@@ -105,7 +105,7 @@ static int check_pages_physically_contiguous(unsigned long pfn,
return 1;
}
-static int range_straddles_page_boundary(phys_addr_t p, size_t size)
+static inline int range_straddles_page_boundary(phys_addr_t p, size_t size)
{
unsigned long pfn = PFN_DOWN(p);
unsigned int offset = p & ~PAGE_MASK;