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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-10-25 14:33:27 +0400 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-10-25 14:33:27 +0400 |
| commit | 6b42a7eafb25ae9fda1708c501661384d1f60482 (patch) | |
| tree | 02f3c86634f151928621a3f103d87fb88805e67f /drivers/xen/swiotlb-xen.c | |
| parent | 3d24bbd7dddbea54358a9795abaf051b0f18973c (diff) | |
| download | linux-6b42a7eafb25ae9fda1708c501661384d1f60482.tar.xz | |
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/swiotlb-xen.c')
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 8 |
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; |