Merge with rsync://fileserver/linux

Update to 2.6.12-rc3

5 files changed, 36 insertions, 23 deletions

diff --git a/include/asm-ppc64/byteorder.h b/include/asm-ppc64/byteorder.h
index 80327532de64..8b57da62b674 100644
--- a/include/asm-ppc64/byteorder.h
+++ b/include/asm-ppc64/byteorder.h
@@ -40,7 +40,6 @@ static __inline__ void st_le32(volatile __u32 *addr, const __u32 val)
         __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
 }
 
-#if 0
 static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 value)
 {
         __u16 result;
@@ -63,17 +62,8 @@ static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 value)
         return result;
 }
 
-static __inline__ __attribute_const__ __u64 ___arch__swab64(__u64 value)
-{
-        __u64 result;
-#error implement me
-}
-
 #define __arch__swab16(x) ___arch__swab16(x)
 #define __arch__swab32(x) ___arch__swab32(x)
-#define __arch__swab64(x) ___arch__swab64(x)
-
-#endif
 
 /* The same, but returns converted value from the location pointer by addr. */
 #define __arch__swab16p(addr) ld_le16(addr)
diff --git a/include/asm-ppc64/iSeries/ItLpQueue.h b/include/asm-ppc64/iSeries/ItLpQueue.h
index 393299e04d7f..69b26ad74135 100644
--- a/include/asm-ppc64/iSeries/ItLpQueue.h
+++ b/include/asm-ppc64/iSeries/ItLpQueue.h
@@ -41,7 +41,7 @@ struct HvLpEvent;
 #define LpEventMaxSize          256
 #define LpEventAlign            64
 
-struct ItLpQueue {
+struct hvlpevent_queue {
 /*
  * The xSlicCurEventPtr is the pointer to the next event stack entry
  * that will become valid.  The OS must peek at this entry to determine
@@ -69,16 +69,13 @@ struct ItLpQueue {
         char    *xSlicEventStackPtr;    // 0x20
         u8      xIndex;                 // 0x28 unique sequential index.
         u8      xSlicRsvd[3];           // 0x29-2b
-        u32     xInUseWord;             // 0x2C
-        u64     xLpIntCount;            // 0x30 Total Lp Int msgs processed
-        u64     xLpIntCountByType[9];   // 0x38-0x7F Event counts by type
+        spinlock_t      lock;
 };
 
-extern struct ItLpQueue xItLpQueue;
+extern struct hvlpevent_queue hvlpevent_queue;
 
-extern struct HvLpEvent *ItLpQueue_getNextLpEvent(struct ItLpQueue *);
-extern int ItLpQueue_isLpIntPending(struct ItLpQueue *);
-extern unsigned ItLpQueue_process(struct ItLpQueue *, struct pt_regs *);
-extern void ItLpQueue_clearValid(struct HvLpEvent *);
+extern int hvlpevent_is_pending(void);
+extern void process_hvlpevents(struct pt_regs *);
+extern void setup_hvlpevent_queue(void);
 
 #endif /* _ITLPQUEUE_H */
diff --git a/include/asm-ppc64/kprobes.h b/include/asm-ppc64/kprobes.h
index 19b468bed059..0802919c3235 100644
--- a/include/asm-ppc64/kprobes.h
+++ b/include/asm-ppc64/kprobes.h
@@ -42,10 +42,13 @@ typedef unsigned int kprobe_opcode_t;
 
 #define JPROBE_ENTRY(pentry)    (kprobe_opcode_t *)((func_descr_t *)pentry)
 
+#define ARCH_SUPPORTS_KRETPROBES
+void kretprobe_trampoline(void);
+
 /* Architecture specific copy of original instruction */
 struct arch_specific_insn {
         /* copy of original instruction */
-        kprobe_opcode_t insn[MAX_INSN_SIZE];
+        kprobe_opcode_t *insn;
 };
 
 #ifdef CONFIG_KPROBES
diff --git a/include/asm-ppc64/paca.h b/include/asm-ppc64/paca.h
index ae76cae1483f..2f0f36f73d38 100644
--- a/include/asm-ppc64/paca.h
+++ b/include/asm-ppc64/paca.h
@@ -20,7 +20,6 @@
 #include        <asm/types.h>
 #include        <asm/lppaca.h>
 #include        <asm/iSeries/ItLpRegSave.h>
-#include        <asm/iSeries/ItLpQueue.h>
 #include        <asm/mmu.h>
 
 register struct paca_struct *local_paca asm("r13");
@@ -62,7 +61,6 @@ struct paca_struct {
         u16 paca_index;                 /* Logical processor number */
 
         u32 default_decr;               /* Default decrementer value */
-        struct ItLpQueue *lpqueue_ptr;  /* LpQueue handled by this CPU */
         u64 kernel_toc;                 /* Kernel TOC address */
         u64 stab_real;                  /* Absolute address of segment table */
         u64 stab_addr;                  /* Virtual address of segment table */
@@ -91,7 +89,6 @@ struct paca_struct {
         u64 next_jiffy_update_tb;       /* TB value for next jiffy update */
         u64 saved_r1;                   /* r1 save for RTAS calls */
         u64 saved_msr;                  /* MSR saved here by enter_rtas */
-        u32 lpevent_count;              /* lpevents processed  */
         u8 proc_enabled;                /* irq soft-enable flag */
 
         /* not yet used */
diff --git a/include/asm-ppc64/pci.h b/include/asm-ppc64/pci.h
index 6cd593f660a0..d12dfce21e20 100644
--- a/include/asm-ppc64/pci.h
+++ b/include/asm-ppc64/pci.h
@@ -78,6 +78,25 @@ static inline int pci_dac_dma_supported(struct pci_dev *hwdev,u64 mask)
         return 0;
 }
 
+#ifdef CONFIG_PCI
+static inline void pci_dma_burst_advice(struct pci_dev *pdev,
+                                        enum pci_dma_burst_strategy *strat,
+                                        unsigned long *strategy_parameter)
+{
+        unsigned long cacheline_size;
+        u8 byte;
+
+        pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte);
+        if (byte == 0)
+                cacheline_size = 1024;
+        else
+                cacheline_size = (int) byte * 4;
+
+        *strat = PCI_DMA_BURST_MULTIPLE;
+        *strategy_parameter = cacheline_size;
+}
+#endif
+
 extern int pci_domain_nr(struct pci_bus *bus);
 
 /* Decide whether to display the domain number in /proc */
@@ -136,6 +155,13 @@ extern pgprot_t	pci_phys_mem_access_prot(struct file *file,
                                          unsigned long size,
                                          pgprot_t prot);
 
+#ifdef CONFIG_PPC_MULTIPLATFORM
+#define HAVE_ARCH_PCI_RESOURCE_TO_USER
+extern void pci_resource_to_user(const struct pci_dev *dev, int bar,
+                                 const struct resource *rsrc,
+                                 u64 *start, u64 *end);
+#endif /* CONFIG_PPC_MULTIPLATFORM */
+
 
 #endif  /* __KERNEL__ */