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authorLen Brown <len.brown@intel.com>2011-03-23 02:34:54 -0400
committerLen Brown <len.brown@intel.com>2011-03-23 02:34:54 -0400
commit02e2407858fd62053bf60349c0e72cd1c7a4a60e (patch)
tree0ebdbddc97d3abbc675916010e7771065b70c137 /arch/ia64/include
parent96e1c408ea8a556c5b51e0e7d56bd2afbfbf5fe9 (diff)
parent6447f55da90b77faec1697d499ed7986bb4f6de6 (diff)
Merge branch 'linus' into release
Conflicts: arch/x86/kernel/acpi/sleep.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch/ia64/include')
-rw-r--r--arch/ia64/include/asm/dma-mapping.h2
-rw-r--r--arch/ia64/include/asm/futex.h15
-rw-r--r--arch/ia64/include/asm/perfmon.h2
-rw-r--r--arch/ia64/include/asm/rwsem.h37
-rw-r--r--arch/ia64/include/asm/thread_info.h14
-rw-r--r--arch/ia64/include/asm/types.h3
-rw-r--r--arch/ia64/include/asm/xen/hypercall.h2
7 files changed, 24 insertions, 51 deletions
diff --git a/arch/ia64/include/asm/dma-mapping.h b/arch/ia64/include/asm/dma-mapping.h
index a2e7368a0150..4336d080b241 100644
--- a/arch/ia64/include/asm/dma-mapping.h
+++ b/arch/ia64/include/asm/dma-mapping.h
@@ -12,6 +12,8 @@
12 12
13#define ARCH_HAS_DMA_GET_REQUIRED_MASK 13#define ARCH_HAS_DMA_GET_REQUIRED_MASK
14 14
15#define DMA_ERROR_CODE 0
16
15extern struct dma_map_ops *dma_ops; 17extern struct dma_map_ops *dma_ops;
16extern struct ia64_machine_vector ia64_mv; 18extern struct ia64_machine_vector ia64_mv;
17extern void set_iommu_machvec(void); 19extern void set_iommu_machvec(void);
diff --git a/arch/ia64/include/asm/futex.h b/arch/ia64/include/asm/futex.h
index c7f0f062239c..8428525ddb22 100644
--- a/arch/ia64/include/asm/futex.h
+++ b/arch/ia64/include/asm/futex.h
@@ -46,7 +46,7 @@ do { \
46} while (0) 46} while (0)
47 47
48static inline int 48static inline int
49futex_atomic_op_inuser (int encoded_op, int __user *uaddr) 49futex_atomic_op_inuser (int encoded_op, u32 __user *uaddr)
50{ 50{
51 int op = (encoded_op >> 28) & 7; 51 int op = (encoded_op >> 28) & 7;
52 int cmp = (encoded_op >> 24) & 15; 52 int cmp = (encoded_op >> 24) & 15;
@@ -56,7 +56,7 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
56 if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28)) 56 if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
57 oparg = 1 << oparg; 57 oparg = 1 << oparg;
58 58
59 if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int))) 59 if (! access_ok (VERIFY_WRITE, uaddr, sizeof(u32)))
60 return -EFAULT; 60 return -EFAULT;
61 61
62 pagefault_disable(); 62 pagefault_disable();
@@ -100,23 +100,26 @@ futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
100} 100}
101 101
102static inline int 102static inline int
103futex_atomic_cmpxchg_inatomic(int __user *uaddr, int oldval, int newval) 103futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr,
104 u32 oldval, u32 newval)
104{ 105{
105 if (!access_ok(VERIFY_WRITE, uaddr, sizeof(int))) 106 if (!access_ok(VERIFY_WRITE, uaddr, sizeof(u32)))
106 return -EFAULT; 107 return -EFAULT;
107 108
108 { 109 {
109 register unsigned long r8 __asm ("r8"); 110 register unsigned long r8 __asm ("r8") = 0;
111 unsigned long prev;
110 __asm__ __volatile__( 112 __asm__ __volatile__(
111 " mf;; \n" 113 " mf;; \n"
112 " mov ar.ccv=%3;; \n" 114 " mov ar.ccv=%3;; \n"
113 "[1:] cmpxchg4.acq %0=[%1],%2,ar.ccv \n" 115 "[1:] cmpxchg4.acq %0=[%1],%2,ar.ccv \n"
114 " .xdata4 \"__ex_table\", 1b-., 2f-. \n" 116 " .xdata4 \"__ex_table\", 1b-., 2f-. \n"
115 "[2:]" 117 "[2:]"
116 : "=r" (r8) 118 : "=r" (prev)
117 : "r" (uaddr), "r" (newval), 119 : "r" (uaddr), "r" (newval),
118 "rO" ((long) (unsigned) oldval) 120 "rO" ((long) (unsigned) oldval)
119 : "memory"); 121 : "memory");
122 *uval = prev;
120 return r8; 123 return r8;
121 } 124 }
122} 125}
diff --git a/arch/ia64/include/asm/perfmon.h b/arch/ia64/include/asm/perfmon.h
index 7f3333dd00e4..d551183fee90 100644
--- a/arch/ia64/include/asm/perfmon.h
+++ b/arch/ia64/include/asm/perfmon.h
@@ -7,7 +7,7 @@
7#define _ASM_IA64_PERFMON_H 7#define _ASM_IA64_PERFMON_H
8 8
9/* 9/*
10 * perfmon comamnds supported on all CPU models 10 * perfmon commands supported on all CPU models
11 */ 11 */
12#define PFM_WRITE_PMCS 0x01 12#define PFM_WRITE_PMCS 0x01
13#define PFM_WRITE_PMDS 0x02 13#define PFM_WRITE_PMDS 0x02
diff --git a/arch/ia64/include/asm/rwsem.h b/arch/ia64/include/asm/rwsem.h
index 215d5454c7d3..3027e7516d85 100644
--- a/arch/ia64/include/asm/rwsem.h
+++ b/arch/ia64/include/asm/rwsem.h
@@ -25,20 +25,8 @@
25#error "Please don't include <asm/rwsem.h> directly, use <linux/rwsem.h> instead." 25#error "Please don't include <asm/rwsem.h> directly, use <linux/rwsem.h> instead."
26#endif 26#endif
27 27
28#include <linux/list.h>
29#include <linux/spinlock.h>
30
31#include <asm/intrinsics.h> 28#include <asm/intrinsics.h>
32 29
33/*
34 * the semaphore definition
35 */
36struct rw_semaphore {
37 signed long count;
38 spinlock_t wait_lock;
39 struct list_head wait_list;
40};
41
42#define RWSEM_UNLOCKED_VALUE __IA64_UL_CONST(0x0000000000000000) 30#define RWSEM_UNLOCKED_VALUE __IA64_UL_CONST(0x0000000000000000)
43#define RWSEM_ACTIVE_BIAS (1L) 31#define RWSEM_ACTIVE_BIAS (1L)
44#define RWSEM_ACTIVE_MASK (0xffffffffL) 32#define RWSEM_ACTIVE_MASK (0xffffffffL)
@@ -46,26 +34,6 @@ struct rw_semaphore {
46#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS 34#define RWSEM_ACTIVE_READ_BIAS RWSEM_ACTIVE_BIAS
47#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS) 35#define RWSEM_ACTIVE_WRITE_BIAS (RWSEM_WAITING_BIAS + RWSEM_ACTIVE_BIAS)
48 36
49#define __RWSEM_INITIALIZER(name) \
50 { RWSEM_UNLOCKED_VALUE, __SPIN_LOCK_UNLOCKED((name).wait_lock), \
51 LIST_HEAD_INIT((name).wait_list) }
52
53#define DECLARE_RWSEM(name) \
54 struct rw_semaphore name = __RWSEM_INITIALIZER(name)
55
56extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *sem);
57extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *sem);
58extern struct rw_semaphore *rwsem_wake(struct rw_semaphore *sem);
59extern struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem);
60
61static inline void
62init_rwsem (struct rw_semaphore *sem)
63{
64 sem->count = RWSEM_UNLOCKED_VALUE;
65 spin_lock_init(&sem->wait_lock);
66 INIT_LIST_HEAD(&sem->wait_list);
67}
68
69/* 37/*
70 * lock for reading 38 * lock for reading
71 */ 39 */
@@ -174,9 +142,4 @@ __downgrade_write (struct rw_semaphore *sem)
174#define rwsem_atomic_add(delta, sem) atomic64_add(delta, (atomic64_t *)(&(sem)->count)) 142#define rwsem_atomic_add(delta, sem) atomic64_add(delta, (atomic64_t *)(&(sem)->count))
175#define rwsem_atomic_update(delta, sem) atomic64_add_return(delta, (atomic64_t *)(&(sem)->count)) 143#define rwsem_atomic_update(delta, sem) atomic64_add_return(delta, (atomic64_t *)(&(sem)->count))
176 144
177static inline int rwsem_is_locked(struct rw_semaphore *sem)
178{
179 return (sem->count != 0);
180}
181
182#endif /* _ASM_IA64_RWSEM_H */ 145#endif /* _ASM_IA64_RWSEM_H */
diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h
index b6a5ba2aca34..6392908e8f98 100644
--- a/arch/ia64/include/asm/thread_info.h
+++ b/arch/ia64/include/asm/thread_info.h
@@ -59,11 +59,12 @@ struct thread_info {
59#ifndef ASM_OFFSETS_C 59#ifndef ASM_OFFSETS_C
60/* how to get the thread information struct from C */ 60/* how to get the thread information struct from C */
61#define current_thread_info() ((struct thread_info *) ((char *) current + IA64_TASK_SIZE)) 61#define current_thread_info() ((struct thread_info *) ((char *) current + IA64_TASK_SIZE))
62#define alloc_thread_info(tsk) ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE)) 62#define alloc_thread_info_node(tsk, node) \
63 ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE))
63#define task_thread_info(tsk) ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE)) 64#define task_thread_info(tsk) ((struct thread_info *) ((char *) (tsk) + IA64_TASK_SIZE))
64#else 65#else
65#define current_thread_info() ((struct thread_info *) 0) 66#define current_thread_info() ((struct thread_info *) 0)
66#define alloc_thread_info(tsk) ((struct thread_info *) 0) 67#define alloc_thread_info_node(tsk, node) ((struct thread_info *) 0)
67#define task_thread_info(tsk) ((struct thread_info *) 0) 68#define task_thread_info(tsk) ((struct thread_info *) 0)
68#endif 69#endif
69#define free_thread_info(ti) /* nothing */ 70#define free_thread_info(ti) /* nothing */
@@ -84,7 +85,14 @@ struct thread_info {
84#define end_of_stack(p) (unsigned long *)((void *)(p) + IA64_RBS_OFFSET) 85#define end_of_stack(p) (unsigned long *)((void *)(p) + IA64_RBS_OFFSET)
85 86
86#define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR 87#define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR
87#define alloc_task_struct() ((struct task_struct *)__get_free_pages(GFP_KERNEL | __GFP_COMP, KERNEL_STACK_SIZE_ORDER)) 88#define alloc_task_struct_node(node) \
89({ \
90 struct page *page = alloc_pages_node(node, GFP_KERNEL | __GFP_COMP, \
91 KERNEL_STACK_SIZE_ORDER); \
92 struct task_struct *ret = page ? page_address(page) : NULL; \
93 \
94 ret;
95})
88#define free_task_struct(tsk) free_pages((unsigned long) (tsk), KERNEL_STACK_SIZE_ORDER) 96#define free_task_struct(tsk) free_pages((unsigned long) (tsk), KERNEL_STACK_SIZE_ORDER)
89 97
90#endif /* !__ASSEMBLY */ 98#endif /* !__ASSEMBLY */
diff --git a/arch/ia64/include/asm/types.h b/arch/ia64/include/asm/types.h
index 93773fd37be0..82b3939d2718 100644
--- a/arch/ia64/include/asm/types.h
+++ b/arch/ia64/include/asm/types.h
@@ -40,9 +40,6 @@ struct fnptr {
40 unsigned long gp; 40 unsigned long gp;
41}; 41};
42 42
43/* DMA addresses are 64-bits wide, in general. */
44typedef u64 dma_addr_t;
45
46# endif /* __KERNEL__ */ 43# endif /* __KERNEL__ */
47#endif /* !__ASSEMBLY__ */ 44#endif /* !__ASSEMBLY__ */
48 45
diff --git a/arch/ia64/include/asm/xen/hypercall.h b/arch/ia64/include/asm/xen/hypercall.h
index 96fc62366aa4..ed28bcd5bb85 100644
--- a/arch/ia64/include/asm/xen/hypercall.h
+++ b/arch/ia64/include/asm/xen/hypercall.h
@@ -107,7 +107,7 @@ extern unsigned long __hypercall(unsigned long a1, unsigned long a2,
107static inline int 107static inline int
108xencomm_arch_hypercall_sched_op(int cmd, struct xencomm_handle *arg) 108xencomm_arch_hypercall_sched_op(int cmd, struct xencomm_handle *arg)
109{ 109{
110 return _hypercall2(int, sched_op_new, cmd, arg); 110 return _hypercall2(int, sched_op, cmd, arg);
111} 111}
112 112
113static inline long 113static inline long