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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-09-22 20:01:16 -0400
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-09-22 20:01:24 -0400
commita5f95155709cb854e96aa27969d110668cdbda9d (patch)
treec9392d6871184838bf81a0b70900e28558e92870 /arch/x86/include
parentc571898ffc24a1768e1b2dabeac0fc7dd4c14601 (diff)
parent2a3bce8f6afb9118a7ac3c360a5baf7cdaec87bc (diff)
downloadblackbird-op-linux-a5f95155709cb854e96aa27969d110668cdbda9d.tar.gz
blackbird-op-linux-a5f95155709cb854e96aa27969d110668cdbda9d.zip
Merge branch 'stable/late-swiotlb.v3.3' into stable/for-linus-3.7
* stable/late-swiotlb.v3.3: xen/swiotlb: Fix compile warnings when using plain integer instead of NULL pointer. xen/swiotlb: Remove functions not needed anymore. xen/pcifront: Use Xen-SWIOTLB when initting if required. xen/swiotlb: For early initialization, return zero on success. xen/swiotlb: Use the swiotlb_late_init_with_tbl to init Xen-SWIOTLB late when PV PCI is used. xen/swiotlb: Move the error strings to its own function. xen/swiotlb: Move the nr_tbl determination in its own function. swiotlb: add the late swiotlb initialization function with iotlb memory xen/swiotlb: With more than 4GB on 64-bit, disable the native SWIOTLB. xen/swiotlb: Simplify the logic. Conflicts: arch/x86/xen/pci-swiotlb-xen.c Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/x86/include')
-rw-r--r--arch/x86/include/asm/xen/swiotlb-xen.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/xen/swiotlb-xen.h b/arch/x86/include/asm/xen/swiotlb-xen.h
index 1be1ab7d6a41..ee52fcac6f72 100644
--- a/arch/x86/include/asm/xen/swiotlb-xen.h
+++ b/arch/x86/include/asm/xen/swiotlb-xen.h
@@ -5,10 +5,12 @@
extern int xen_swiotlb;
extern int __init pci_xen_swiotlb_detect(void);
extern void __init pci_xen_swiotlb_init(void);
+extern int pci_xen_swiotlb_init_late(void);
#else
#define xen_swiotlb (0)
static inline int __init pci_xen_swiotlb_detect(void) { return 0; }
static inline void __init pci_xen_swiotlb_init(void) { }
+static inline int pci_xen_swiotlb_init_late(void) { return -ENXIO; }
#endif
#endif /* _ASM_X86_SWIOTLB_XEN_H */
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