Merge branch 'wip-2.6.34' into old-private-masterarchived-private-master

21 files changed, 125 insertions, 255 deletions

diff --git a/arch/alpha/include/asm/asm-offsets.h b/arch/alpha/include/asm/asm-offsets.h
new file mode 100644
index 000000000000..d370ee36a182
--- /dev/null
+++ b/arch/alpha/include/asm/asm-offsets.h
@@ -0,0 +1 @@
+#include <generated/asm-offsets.h>
diff --git a/arch/alpha/include/asm/bug.h b/arch/alpha/include/asm/bug.h
index 1720c8ad86fe..f091682e3cc8 100644
--- a/arch/alpha/include/asm/bug.h
+++ b/arch/alpha/include/asm/bug.h
@@ -13,7 +13,8 @@
                 "call_pal %0  # bugchk\n\t"                             \
                 ".long %1\n\t.8byte %2"                                 \
                 : : "i"(PAL_bugchk), "i"(__LINE__), "i"(__FILE__));     \
-        for ( ; ; ); } while (0)
+        unreachable();                                                  \
+  } while (0)
 
 #define HAVE_ARCH_BUG
 #endif
diff --git a/arch/alpha/include/asm/cacheflush.h b/arch/alpha/include/asm/cacheflush.h
index b686cc7fc44e..01d71e1c8a9e 100644
--- a/arch/alpha/include/asm/cacheflush.h
+++ b/arch/alpha/include/asm/cacheflush.h
@@ -9,6 +9,7 @@
 #define flush_cache_dup_mm(mm)                  do { } while (0)
 #define flush_cache_range(vma, start, end)      do { } while (0)
 #define flush_cache_page(vma, vmaddr, pfn)      do { } while (0)
+#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
 #define flush_dcache_page(page)                 do { } while (0)
 #define flush_dcache_mmap_lock(mapping)         do { } while (0)
 #define flush_dcache_mmap_unlock(mapping)       do { } while (0)
diff --git a/arch/alpha/include/asm/core_marvel.h b/arch/alpha/include/asm/core_marvel.h
index 30d55fe7aaf6..dad300fa14ce 100644
--- a/arch/alpha/include/asm/core_marvel.h
+++ b/arch/alpha/include/asm/core_marvel.h
@@ -12,7 +12,6 @@
 #define __ALPHA_MARVEL__H__
 
 #include <linux/types.h>
-#include <linux/pci.h>
 #include <linux/spinlock.h>
 
 #include <asm/compiler.h>
diff --git a/arch/alpha/include/asm/core_mcpcia.h b/arch/alpha/include/asm/core_mcpcia.h
index acf55b483472..21ac53383b37 100644
--- a/arch/alpha/include/asm/core_mcpcia.h
+++ b/arch/alpha/include/asm/core_mcpcia.h
@@ -6,7 +6,6 @@
 #define MCPCIA_ONE_HAE_WINDOW 1
 
 #include <linux/types.h>
-#include <linux/pci.h>
 #include <asm/compiler.h>
 
 /*
diff --git a/arch/alpha/include/asm/core_t2.h b/arch/alpha/include/asm/core_t2.h
index 46bfff58f670..471c07292e0b 100644
--- a/arch/alpha/include/asm/core_t2.h
+++ b/arch/alpha/include/asm/core_t2.h
@@ -435,7 +435,7 @@ extern inline void t2_outl(u32 b, unsigned long addr)
         set_hae(msb); \
 }
 
-extern spinlock_t t2_hae_lock;
+extern raw_spinlock_t t2_hae_lock;
 
 /*
  * NOTE: take T2_DENSE_MEM off in each readX/writeX routine, since
@@ -448,12 +448,12 @@ __EXTERN_INLINE u8 t2_readb(const volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long result, msb;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         result = *(vip) ((addr << 5) + T2_SPARSE_MEM + 0x00);
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
         return __kernel_extbl(result, addr & 3);
 }
 
@@ -462,12 +462,12 @@ __EXTERN_INLINE u16 t2_readw(const volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long result, msb;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         result = *(vuip) ((addr << 5) + T2_SPARSE_MEM + 0x08);
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
         return __kernel_extwl(result, addr & 3);
 }
 
@@ -480,12 +480,12 @@ __EXTERN_INLINE u32 t2_readl(const volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long result, msb;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         result = *(vuip) ((addr << 5) + T2_SPARSE_MEM + 0x18);
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
         return result & 0xffffffffUL;
 }
 
@@ -494,14 +494,14 @@ __EXTERN_INLINE u64 t2_readq(const volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long r0, r1, work, msb;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         work = (addr << 5) + T2_SPARSE_MEM + 0x18;
         r0 = *(vuip)(work);
         r1 = *(vuip)(work + (4 << 5));
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
         return r1 << 32 | r0;
 }
 
@@ -510,13 +510,13 @@ __EXTERN_INLINE void t2_writeb(u8 b, volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long msb, w;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         w = __kernel_insbl(b, addr & 3);
         *(vuip) ((addr << 5) + T2_SPARSE_MEM + 0x00) = w;
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
 }
 
 __EXTERN_INLINE void t2_writew(u16 b, volatile void __iomem *xaddr)
@@ -524,13 +524,13 @@ __EXTERN_INLINE void t2_writew(u16 b, volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long msb, w;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         w = __kernel_inswl(b, addr & 3);
         *(vuip) ((addr << 5) + T2_SPARSE_MEM + 0x08) = w;
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
 }
 
 /*
@@ -542,12 +542,12 @@ __EXTERN_INLINE void t2_writel(u32 b, volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long msb;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         *(vuip) ((addr << 5) + T2_SPARSE_MEM + 0x18) = b;
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
 }
 
 __EXTERN_INLINE void t2_writeq(u64 b, volatile void __iomem *xaddr)
@@ -555,14 +555,14 @@ __EXTERN_INLINE void t2_writeq(u64 b, volatile void __iomem *xaddr)
         unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
         unsigned long msb, work;
         unsigned long flags;
-        spin_lock_irqsave(&t2_hae_lock, flags);
+        raw_spin_lock_irqsave(&t2_hae_lock, flags);
 
         t2_set_hae;
 
         work = (addr << 5) + T2_SPARSE_MEM + 0x18;
         *(vuip)work = b;
         *(vuip)(work + (4 << 5)) = b >> 32;
-        spin_unlock_irqrestore(&t2_hae_lock, flags);
+        raw_spin_unlock_irqrestore(&t2_hae_lock, flags);
 }
 
 __EXTERN_INLINE void __iomem *t2_ioportmap(unsigned long addr)
diff --git a/arch/alpha/include/asm/core_titan.h b/arch/alpha/include/asm/core_titan.h
index a17f6f33b68e..8cf79d1219e1 100644
--- a/arch/alpha/include/asm/core_titan.h
+++ b/arch/alpha/include/asm/core_titan.h
@@ -2,7 +2,6 @@
 #define __ALPHA_TITAN__H__
 
 #include <linux/types.h>
-#include <linux/pci.h>
 #include <asm/compiler.h>
 
 /*
diff --git a/arch/alpha/include/asm/core_tsunami.h b/arch/alpha/include/asm/core_tsunami.h
index 58d4fe48742c..8e39ecf09419 100644
--- a/arch/alpha/include/asm/core_tsunami.h
+++ b/arch/alpha/include/asm/core_tsunami.h
@@ -2,7 +2,6 @@
 #define __ALPHA_TSUNAMI__H__
 
 #include <linux/types.h>
-#include <linux/pci.h>
 #include <asm/compiler.h>
 
 /*
diff --git a/arch/alpha/include/asm/dma-mapping.h b/arch/alpha/include/asm/dma-mapping.h
index 04eb5681448c..1bce8169733c 100644
--- a/arch/alpha/include/asm/dma-mapping.h
+++ b/arch/alpha/include/asm/dma-mapping.h
@@ -1,71 +1,49 @@
 #ifndef _ALPHA_DMA_MAPPING_H
 #define _ALPHA_DMA_MAPPING_H
 
+#include <linux/dma-attrs.h>
 
-#ifdef CONFIG_PCI
+extern struct dma_map_ops *dma_ops;
 
-#include <linux/pci.h>
+static inline struct dma_map_ops *get_dma_ops(struct device *dev)
+{
+        return dma_ops;
+}
 
-#define dma_map_single(dev, va, size, dir)              \
-                pci_map_single(alpha_gendev_to_pci(dev), va, size, dir)
-#define dma_unmap_single(dev, addr, size, dir)          \
-                pci_unmap_single(alpha_gendev_to_pci(dev), addr, size, dir)
-#define dma_alloc_coherent(dev, size, addr, gfp)        \
-              __pci_alloc_consistent(alpha_gendev_to_pci(dev), size, addr, gfp)
-#define dma_free_coherent(dev, size, va, addr)          \
-                pci_free_consistent(alpha_gendev_to_pci(dev), size, va, addr)
-#define dma_map_page(dev, page, off, size, dir)         \
-                pci_map_page(alpha_gendev_to_pci(dev), page, off, size, dir)
-#define dma_unmap_page(dev, addr, size, dir)            \
-                pci_unmap_page(alpha_gendev_to_pci(dev), addr, size, dir)
-#define dma_map_sg(dev, sg, nents, dir)                 \
-                pci_map_sg(alpha_gendev_to_pci(dev), sg, nents, dir)
-#define dma_unmap_sg(dev, sg, nents, dir)               \
-                pci_unmap_sg(alpha_gendev_to_pci(dev), sg, nents, dir)
-#define dma_supported(dev, mask)                        \
-                pci_dma_supported(alpha_gendev_to_pci(dev), mask)
-#define dma_mapping_error(dev, addr)                            \
-                pci_dma_mapping_error(alpha_gendev_to_pci(dev), addr)
+#include <asm-generic/dma-mapping-common.h>
 
-#else   /* no PCI - no IOMMU. */
+static inline void *dma_alloc_coherent(struct device *dev, size_t size,
+                                       dma_addr_t *dma_handle, gfp_t gfp)
+{
+        return get_dma_ops(dev)->alloc_coherent(dev, size, dma_handle, gfp);
+}
 
-#include <asm/io.h>     /* for virt_to_phys() */
+static inline void dma_free_coherent(struct device *dev, size_t size,
+                                     void *vaddr, dma_addr_t dma_handle)
+{
+        get_dma_ops(dev)->free_coherent(dev, size, vaddr, dma_handle);
+}
 
-struct scatterlist;
-void *dma_alloc_coherent(struct device *dev, size_t size,
-                         dma_addr_t *dma_handle, gfp_t gfp);
-int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents,
-               enum dma_data_direction direction);
+static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
+{
+        return get_dma_ops(dev)->mapping_error(dev, dma_addr);
+}
 
-#define dma_free_coherent(dev, size, va, addr)          \
-                free_pages((unsigned long)va, get_order(size))
-#define dma_supported(dev, mask)                (mask < 0x00ffffffUL ? 0 : 1)
-#define dma_map_single(dev, va, size, dir)      virt_to_phys(va)
-#define dma_map_page(dev, page, off, size, dir) (page_to_pa(page) + off)
+static inline int dma_supported(struct device *dev, u64 mask)
+{
+        return get_dma_ops(dev)->dma_supported(dev, mask);
+}
 
-#define dma_unmap_single(dev, addr, size, dir)  ((void)0)
-#define dma_unmap_page(dev, addr, size, dir)    ((void)0)
-#define dma_unmap_sg(dev, sg, nents, dir)       ((void)0)
-
-#define dma_mapping_error(dev, addr)  (0)
-
-#endif  /* !CONFIG_PCI */
+static inline int dma_set_mask(struct device *dev, u64 mask)
+{
+        return get_dma_ops(dev)->set_dma_mask(dev, mask);
+}
 
 #define dma_alloc_noncoherent(d, s, h, f)       dma_alloc_coherent(d, s, h, f)
 #define dma_free_noncoherent(d, s, v, h)        dma_free_coherent(d, s, v, h)
 #define dma_is_consistent(d, h)                 (1)
 
-int dma_set_mask(struct device *dev, u64 mask);
-
-#define dma_sync_single_for_cpu(dev, addr, size, dir)     ((void)0)
-#define dma_sync_single_for_device(dev, addr, size, dir)  ((void)0)
-#define dma_sync_single_range(dev, addr, off, size, dir)  ((void)0)
-#define dma_sync_sg_for_cpu(dev, sg, nents, dir)          ((void)0)
-#define dma_sync_sg_for_device(dev, sg, nents, dir)       ((void)0)
 #define dma_cache_sync(dev, va, size, dir)                ((void)0)
-#define dma_sync_single_range_for_cpu(dev, addr, offset, size, dir)     ((void)0)
-#define dma_sync_single_range_for_device(dev, addr, offset, size, dir)  ((void)0)
-
 #define dma_get_cache_alignment()                         L1_CACHE_BYTES
 
 #endif  /* _ALPHA_DMA_MAPPING_H */
diff --git a/arch/alpha/include/asm/elf.h b/arch/alpha/include/asm/elf.h
index 5c75c1b2352a..9baae8afe8a3 100644
--- a/arch/alpha/include/asm/elf.h
+++ b/arch/alpha/include/asm/elf.h
@@ -81,7 +81,6 @@ typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
 #define ELF_DATA        ELFDATA2LSB
 #define ELF_ARCH        EM_ALPHA
 
-#define USE_ELF_CORE_DUMP
 #define ELF_EXEC_PAGESIZE       8192
 
 /* This is the location that an ET_DYN program is loaded if exec'ed.  Typical
diff --git a/arch/alpha/include/asm/fcntl.h b/arch/alpha/include/asm/fcntl.h
index 25da0017ec87..70145cbb21cb 100644
--- a/arch/alpha/include/asm/fcntl.h
+++ b/arch/alpha/include/asm/fcntl.h
@@ -1,8 +1,6 @@
 #ifndef _ALPHA_FCNTL_H
 #define _ALPHA_FCNTL_H
 
-/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
-   located on an ext2 file system */
 #define O_CREAT          01000  /* not fcntl */
 #define O_TRUNC          02000  /* not fcntl */
 #define O_EXCL           04000  /* not fcntl */
@@ -10,13 +8,28 @@
 
 #define O_NONBLOCK       00004
 #define O_APPEND         00010
-#define O_SYNC          040000
+#define O_DSYNC         040000  /* used to be O_SYNC, see below */
 #define O_DIRECTORY     0100000 /* must be a directory */
 #define O_NOFOLLOW      0200000 /* don't follow links */
 #define O_LARGEFILE     0400000 /* will be set by the kernel on every open */
 #define O_DIRECT        02000000 /* direct disk access - should check with OSF/1 */
 #define O_NOATIME       04000000
 #define O_CLOEXEC       010000000 /* set close_on_exec */
+/*
+ * Before Linux 2.6.33 only O_DSYNC semantics were implemented, but using
+ * the O_SYNC flag.  We continue to use the existing numerical value
+ * for O_DSYNC semantics now, but using the correct symbolic name for it.
+ * This new value is used to request true Posix O_SYNC semantics.  It is
+ * defined in this strange way to make sure applications compiled against
+ * new headers get at least O_DSYNC semantics on older kernels.
+ *
+ * This has the nice side-effect that we can simply test for O_DSYNC
+ * wherever we do not care if O_DSYNC or O_SYNC is used.
+ *
+ * Note: __O_SYNC must never be used directly.
+ */
+#define __O_SYNC        020000000
+#define O_SYNC          (__O_SYNC|O_DSYNC)
 
 #define F_GETLK         7
 #define F_SETLK         8
diff --git a/arch/alpha/include/asm/local.h b/arch/alpha/include/asm/local.h
index 6ad3ea696421..b9e3e3318371 100644
--- a/arch/alpha/include/asm/local.h
+++ b/arch/alpha/include/asm/local.h
@@ -98,21 +98,4 @@ static __inline__ long local_sub_return(long i, local_t * l)
 #define __local_add(i,l)        ((l)->a.counter+=(i))
 #define __local_sub(i,l)        ((l)->a.counter-=(i))
 
-/* Use these for per-cpu local_t variables: on some archs they are
- * much more efficient than these naive implementations.  Note they take
- * a variable, not an address.
- */
-#define cpu_local_read(l)       local_read(&__get_cpu_var(l))
-#define cpu_local_set(l, i)     local_set(&__get_cpu_var(l), (i))
-
-#define cpu_local_inc(l)        local_inc(&__get_cpu_var(l))
-#define cpu_local_dec(l)        local_dec(&__get_cpu_var(l))
-#define cpu_local_add(i, l)     local_add((i), &__get_cpu_var(l))
-#define cpu_local_sub(i, l)     local_sub((i), &__get_cpu_var(l))
-
-#define __cpu_local_inc(l)      __local_inc(&__get_cpu_var(l))
-#define __cpu_local_dec(l)      __local_dec(&__get_cpu_var(l))
-#define __cpu_local_add(i, l)   __local_add((i), &__get_cpu_var(l))
-#define __cpu_local_sub(i, l)   __local_sub((i), &__get_cpu_var(l))
-
 #endif /* _ALPHA_LOCAL_H */
diff --git a/arch/alpha/include/asm/pci.h b/arch/alpha/include/asm/pci.h
index dd8dcabf160f..28d0497fd3c7 100644
--- a/arch/alpha/include/asm/pci.h
+++ b/arch/alpha/include/asm/pci.h
@@ -70,142 +70,11 @@ extern inline void pcibios_penalize_isa_irq(int irq, int active)
    decisions.  */
 #define PCI_DMA_BUS_IS_PHYS  0
 
-/* Allocate and map kernel buffer using consistent mode DMA for PCI
-   device.  Returns non-NULL cpu-view pointer to the buffer if
-   successful and sets *DMA_ADDRP to the pci side dma address as well,
-   else DMA_ADDRP is undefined.  */
-
-extern void *__pci_alloc_consistent(struct pci_dev *, size_t,
-                                    dma_addr_t *, gfp_t);
-static inline void *
-pci_alloc_consistent(struct pci_dev *dev, size_t size, dma_addr_t *dma)
-{
-        return __pci_alloc_consistent(dev, size, dma, GFP_ATOMIC);
-}
-
-/* Free and unmap a consistent DMA buffer.  CPU_ADDR and DMA_ADDR must
-   be values that were returned from pci_alloc_consistent.  SIZE must
-   be the same as what as passed into pci_alloc_consistent.
-   References to the memory and mappings associated with CPU_ADDR or
-   DMA_ADDR past this call are illegal.  */
-
-extern void pci_free_consistent(struct pci_dev *, size_t, void *, dma_addr_t);
-
-/* Map a single buffer of the indicate size for PCI DMA in streaming mode.
-   The 32-bit PCI bus mastering address to use is returned.  Once the device
-   is given the dma address, the device owns this memory until either
-   pci_unmap_single or pci_dma_sync_single_for_cpu is performed.  */
-
-extern dma_addr_t pci_map_single(struct pci_dev *, void *, size_t, int);
-
-/* Likewise, but for a page instead of an address.  */
-extern dma_addr_t pci_map_page(struct pci_dev *, struct page *,
-                               unsigned long, size_t, int);
-
-/* Test for pci_map_single or pci_map_page having generated an error.  */
-
-static inline int
-pci_dma_mapping_error(struct pci_dev *pdev, dma_addr_t dma_addr)
-{
-        return dma_addr == 0;
-}
-
-/* Unmap a single streaming mode DMA translation.  The DMA_ADDR and
-   SIZE must match what was provided for in a previous pci_map_single
-   call.  All other usages are undefined.  After this call, reads by
-   the cpu to the buffer are guaranteed to see whatever the device
-   wrote there.  */
-
-extern void pci_unmap_single(struct pci_dev *, dma_addr_t, size_t, int);
-extern void pci_unmap_page(struct pci_dev *, dma_addr_t, size_t, int);
-
-/* pci_unmap_{single,page} is not a nop, thus... */
-#define DECLARE_PCI_UNMAP_ADDR(ADDR_NAME)       \
-        dma_addr_t ADDR_NAME;
-#define DECLARE_PCI_UNMAP_LEN(LEN_NAME)         \
-        __u32 LEN_NAME;
-#define pci_unmap_addr(PTR, ADDR_NAME)                  \
-        ((PTR)->ADDR_NAME)
-#define pci_unmap_addr_set(PTR, ADDR_NAME, VAL)         \
-        (((PTR)->ADDR_NAME) = (VAL))
-#define pci_unmap_len(PTR, LEN_NAME)                    \
-        ((PTR)->LEN_NAME)
-#define pci_unmap_len_set(PTR, LEN_NAME, VAL)           \
-        (((PTR)->LEN_NAME) = (VAL))
-
-/* Map a set of buffers described by scatterlist in streaming mode for
-   PCI DMA.  This is the scatter-gather version of the above
-   pci_map_single interface.  Here the scatter gather list elements
-   are each tagged with the appropriate PCI dma address and length.
-   They are obtained via sg_dma_{address,length}(SG).
-
-   NOTE: An implementation may be able to use a smaller number of DMA
-   address/length pairs than there are SG table elements.  (for
-   example via virtual mapping capabilities) The routine returns the
-   number of addr/length pairs actually used, at most nents.
-
-   Device ownership issues as mentioned above for pci_map_single are
-   the same here.  */
-
-extern int pci_map_sg(struct pci_dev *, struct scatterlist *, int, int);
-
-/* Unmap a set of streaming mode DMA translations.  Again, cpu read
-   rules concerning calls here are the same as for pci_unmap_single()
-   above.  */
-
-extern void pci_unmap_sg(struct pci_dev *, struct scatterlist *, int, int);
-
-/* Make physical memory consistent for a single streaming mode DMA
-   translation after a transfer and device currently has ownership
-   of the buffer.
-
-   If you perform a pci_map_single() but wish to interrogate the
-   buffer using the cpu, yet do not wish to teardown the PCI dma
-   mapping, you must call this function before doing so.  At the next
-   point you give the PCI dma address back to the card, you must first
-   perform a pci_dma_sync_for_device, and then the device again owns
-   the buffer.  */
-
-static inline void
-pci_dma_sync_single_for_cpu(struct pci_dev *dev, dma_addr_t dma_addr,
-                            long size, int direction)
-{
-        /* Nothing to do.  */
-}
-
-static inline void
-pci_dma_sync_single_for_device(struct pci_dev *dev, dma_addr_t dma_addr,
-                               size_t size, int direction)
-{
-        /* Nothing to do.  */
-}
-
-/* Make physical memory consistent for a set of streaming mode DMA
-   translations after a transfer.  The same as pci_dma_sync_single_*
-   but for a scatter-gather list, same rules and usage.  */
-
-static inline void
-pci_dma_sync_sg_for_cpu(struct pci_dev *dev, struct scatterlist *sg,
-                        int nents, int direction)
-{
-        /* Nothing to do.  */
-}
-
-static inline void
-pci_dma_sync_sg_for_device(struct pci_dev *dev, struct scatterlist *sg,
-                           int nents, int direction)
-{
-        /* Nothing to do.  */
-}
-
-/* Return whether the given PCI device DMA address mask can
-   be supported properly.  For example, if your device can
-   only drive the low 24-bits during PCI bus mastering, then
-   you would pass 0x00ffffff as the mask to this function.  */
+#ifdef CONFIG_PCI
 
-extern int pci_dma_supported(struct pci_dev *hwdev, u64 mask);
+/* implement the pci_ DMA API in terms of the generic device dma_ one */
+#include <asm-generic/pci-dma-compat.h>
 
-#ifdef CONFIG_PCI
 static inline void pci_dma_burst_advice(struct pci_dev *pdev,
                                         enum pci_dma_burst_strategy *strat,
                                         unsigned long *strategy_parameter)
@@ -244,8 +113,6 @@ static inline int pci_proc_domain(struct pci_bus *bus)
         return hose->need_domain_info;
 }
 
-struct pci_dev *alpha_gendev_to_pci(struct device *dev);
-
 #endif /* __KERNEL__ */
 
 /* Values for the `which' argument to sys_pciconfig_iobase.  */
diff --git a/arch/alpha/include/asm/perf_event.h b/arch/alpha/include/asm/perf_event.h
new file mode 100644
index 000000000000..3bef8522017c
--- /dev/null
+++ b/arch/alpha/include/asm/perf_event.h
@@ -0,0 +1,9 @@
+#ifndef __ASM_ALPHA_PERF_EVENT_H
+#define __ASM_ALPHA_PERF_EVENT_H
+
+/* Alpha only supports software events through this interface. */
+static inline void set_perf_event_pending(void) { }
+
+#define PERF_EVENT_INDEX_OFFSET 0
+
+#endif /* __ASM_ALPHA_PERF_EVENT_H */
diff --git a/arch/alpha/include/asm/pgtable.h b/arch/alpha/include/asm/pgtable.h
index 3f0c59f6d8aa..71a243294142 100644
--- a/arch/alpha/include/asm/pgtable.h
+++ b/arch/alpha/include/asm/pgtable.h
@@ -329,7 +329,7 @@ extern pgd_t swapper_pg_dir[1024];
  * tables contain all the necessary information.
  */
 extern inline void update_mmu_cache(struct vm_area_struct * vma,
-        unsigned long address, pte_t pte)
+        unsigned long address, pte_t *ptep)
 {
 }
 
diff --git a/arch/alpha/include/asm/ptrace.h b/arch/alpha/include/asm/ptrace.h
index 32c7a5cddd59..65cf3e28e2f4 100644
--- a/arch/alpha/include/asm/ptrace.h
+++ b/arch/alpha/include/asm/ptrace.h
@@ -68,6 +68,7 @@ struct switch_stack {
 
 #ifdef __KERNEL__
 
+#define arch_has_single_step()          (1)
 #define user_mode(regs) (((regs)->ps & 8) != 0)
 #define instruction_pointer(regs) ((regs)->pc)
 #define profile_pc(regs) instruction_pointer(regs)
diff --git a/arch/alpha/include/asm/socket.h b/arch/alpha/include/asm/socket.h
index 26773e3246e2..06edfefc3373 100644
--- a/arch/alpha/include/asm/socket.h
+++ b/arch/alpha/include/asm/socket.h
@@ -67,6 +67,8 @@
 #define SO_TIMESTAMPING         37
 #define SCM_TIMESTAMPING        SO_TIMESTAMPING
 
+#define SO_RXQ_OVFL             40
+
 /* O_NONBLOCK clashes with the bits used for socket types.  Therefore we
  * have to define SOCK_NONBLOCK to a different value here.
  */
diff --git a/arch/alpha/include/asm/spinlock.h b/arch/alpha/include/asm/spinlock.h
index e38fb95cb335..d0faca1e992d 100644
--- a/arch/alpha/include/asm/spinlock.h
+++ b/arch/alpha/include/asm/spinlock.h
@@ -12,18 +12,18 @@
  * We make no fairness assumptions. They have a cost.
  */
 
-#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock)
-#define __raw_spin_is_locked(x) ((x)->lock != 0)
-#define __raw_spin_unlock_wait(x) \
+#define arch_spin_lock_flags(lock, flags) arch_spin_lock(lock)
+#define arch_spin_is_locked(x)  ((x)->lock != 0)
+#define arch_spin_unlock_wait(x) \
                 do { cpu_relax(); } while ((x)->lock)
 
-static inline void __raw_spin_unlock(raw_spinlock_t * lock)
+static inline void arch_spin_unlock(arch_spinlock_t * lock)
 {
         mb();
         lock->lock = 0;
 }
 
-static inline void __raw_spin_lock(raw_spinlock_t * lock)
+static inline void arch_spin_lock(arch_spinlock_t * lock)
 {
         long tmp;
 
@@ -43,24 +43,24 @@ static inline void __raw_spin_lock(raw_spinlock_t * lock)
         : "m"(lock->lock) : "memory");
 }
 
-static inline int __raw_spin_trylock(raw_spinlock_t *lock)
+static inline int arch_spin_trylock(arch_spinlock_t *lock)
 {
         return !test_and_set_bit(0, &lock->lock);
 }
 
 /***********************************************************/
 
-static inline int __raw_read_can_lock(raw_rwlock_t *lock)
+static inline int arch_read_can_lock(arch_rwlock_t *lock)
 {
         return (lock->lock & 1) == 0;
 }
 
-static inline int __raw_write_can_lock(raw_rwlock_t *lock)
+static inline int arch_write_can_lock(arch_rwlock_t *lock)
 {
         return lock->lock == 0;
 }
 
-static inline void __raw_read_lock(raw_rwlock_t *lock)
+static inline void arch_read_lock(arch_rwlock_t *lock)
 {
         long regx;
 
@@ -80,7 +80,7 @@ static inline void __raw_read_lock(raw_rwlock_t *lock)
         : "m" (*lock) : "memory");
 }
 
-static inline void __raw_write_lock(raw_rwlock_t *lock)
+static inline void arch_write_lock(arch_rwlock_t *lock)
 {
         long regx;
 
@@ -100,7 +100,7 @@ static inline void __raw_write_lock(raw_rwlock_t *lock)
         : "m" (*lock) : "memory");
 }
 
-static inline int __raw_read_trylock(raw_rwlock_t * lock)
+static inline int arch_read_trylock(arch_rwlock_t * lock)
 {
         long regx;
         int success;
@@ -122,7 +122,7 @@ static inline int __raw_read_trylock(raw_rwlock_t * lock)
         return success;
 }
 
-static inline int __raw_write_trylock(raw_rwlock_t * lock)
+static inline int arch_write_trylock(arch_rwlock_t * lock)
 {
         long regx;
         int success;
@@ -144,7 +144,7 @@ static inline int __raw_write_trylock(raw_rwlock_t * lock)
         return success;
 }
 
-static inline void __raw_read_unlock(raw_rwlock_t * lock)
+static inline void arch_read_unlock(arch_rwlock_t * lock)
 {
         long regx;
         __asm__ __volatile__(
@@ -160,17 +160,17 @@ static inline void __raw_read_unlock(raw_rwlock_t * lock)
         : "m" (*lock) : "memory");
 }
 
-static inline void __raw_write_unlock(raw_rwlock_t * lock)
+static inline void arch_write_unlock(arch_rwlock_t * lock)
 {
         mb();
         lock->lock = 0;
 }
 
-#define __raw_read_lock_flags(lock, flags) __raw_read_lock(lock)
-#define __raw_write_lock_flags(lock, flags) __raw_write_lock(lock)
+#define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
+#define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
 
-#define _raw_spin_relax(lock)   cpu_relax()
-#define _raw_read_relax(lock)   cpu_relax()
-#define _raw_write_relax(lock)  cpu_relax()
+#define arch_spin_relax(lock)   cpu_relax()
+#define arch_read_relax(lock)   cpu_relax()
+#define arch_write_relax(lock)  cpu_relax()
 
 #endif /* _ALPHA_SPINLOCK_H */
diff --git a/arch/alpha/include/asm/spinlock_types.h b/arch/alpha/include/asm/spinlock_types.h
index 8141eb5ebf0d..54c2afce0a1d 100644
--- a/arch/alpha/include/asm/spinlock_types.h
+++ b/arch/alpha/include/asm/spinlock_types.h
@@ -7,14 +7,14 @@
 
 typedef struct {
         volatile unsigned int lock;
-} raw_spinlock_t;
+} arch_spinlock_t;
 
-#define __RAW_SPIN_LOCK_UNLOCKED        { 0 }
+#define __ARCH_SPIN_LOCK_UNLOCKED       { 0 }
 
 typedef struct {
         volatile unsigned int lock;
-} raw_rwlock_t;
+} arch_rwlock_t;
 
-#define __RAW_RW_LOCK_UNLOCKED          { 0 }
+#define __ARCH_RW_LOCK_UNLOCKED         { 0 }
 
 #endif
diff --git a/arch/alpha/include/asm/topology.h b/arch/alpha/include/asm/topology.h
index 36b3a30ba0e5..9251e13e144f 100644
--- a/arch/alpha/include/asm/topology.h
+++ b/arch/alpha/include/asm/topology.h
@@ -28,6 +28,9 @@ static const struct cpumask *cpumask_of_node(int node)
 {
         int cpu;
 
+        if (node == -1)
+                return cpu_all_mask;
+
         cpumask_clear(&node_to_cpumask_map[node]);
 
         for_each_online_cpu(cpu) {
diff --git a/arch/alpha/include/asm/unistd.h b/arch/alpha/include/asm/unistd.h
index 5b5c17485942..804e5311c841 100644
--- a/arch/alpha/include/asm/unistd.h
+++ b/arch/alpha/include/asm/unistd.h
@@ -247,6 +247,7 @@
 #define __IGNORE_pause
 #define __IGNORE_time
 #define __IGNORE_utime
+#define __IGNORE_umount2
 
 /*
  * Linux-specific system calls begin at 300
@@ -433,10 +434,25 @@
 #define __NR_signalfd                   476
 #define __NR_timerfd                    477
 #define __NR_eventfd                    478
+#define __NR_recvmmsg                   479
+#define __NR_fallocate                  480
+#define __NR_timerfd_create             481
+#define __NR_timerfd_settime            482
+#define __NR_timerfd_gettime            483
+#define __NR_signalfd4                  484
+#define __NR_eventfd2                   485
+#define __NR_epoll_create1              486
+#define __NR_dup3                       487
+#define __NR_pipe2                      488
+#define __NR_inotify_init1              489
+#define __NR_preadv                     490
+#define __NR_pwritev                    491
+#define __NR_rt_tgsigqueueinfo          492
+#define __NR_perf_event_open            493
 
 #ifdef __KERNEL__
 
-#define NR_SYSCALLS                     479
+#define NR_SYSCALLS                     494
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR