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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2006-01-09 14:18:33 -0500
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-01-09 14:18:33 -0500
commit0a3a98f6dd4e8f4d928a09302c0d1c56f2192ac3 (patch)
tree92f55e374a84d06ce8213a4540454760fdecf137 /include/asm-sparc64
parent8ef12c9f01afba47c2d33bb939085111ca0d0f7d (diff)
parent5367f2d67c7d0bf1faae90e6e7b4e2ac3c9b5e0f (diff)
Merge Linus' tree.
Diffstat (limited to 'include/asm-sparc64')
-rw-r--r--include/asm-sparc64/cache.h1
-rw-r--r--include/asm-sparc64/futex.h49
-rw-r--r--include/asm-sparc64/system.h4
3 files changed, 1 insertions, 53 deletions
diff --git a/include/asm-sparc64/cache.h b/include/asm-sparc64/cache.h
index ade5ec3bfd5a..f7d35a2ae9b8 100644
--- a/include/asm-sparc64/cache.h
+++ b/include/asm-sparc64/cache.h
@@ -9,7 +9,6 @@
9#define L1_CACHE_BYTES 32 /* Two 16-byte sub-blocks per line. */ 9#define L1_CACHE_BYTES 32 /* Two 16-byte sub-blocks per line. */
10 10
11#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1)) 11#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1))
12#define L1_CACHE_SHIFT_MAX 5 /* largest L1 which this arch supports */
13 12
14#define SMP_CACHE_BYTES_SHIFT 6 13#define SMP_CACHE_BYTES_SHIFT 6
15#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT) /* L2 cache line size. */ 14#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT) /* L2 cache line size. */
diff --git a/include/asm-sparc64/futex.h b/include/asm-sparc64/futex.h
index 9feff4ce1424..6a332a9f099c 100644
--- a/include/asm-sparc64/futex.h
+++ b/include/asm-sparc64/futex.h
@@ -1,53 +1,6 @@
1#ifndef _ASM_FUTEX_H 1#ifndef _ASM_FUTEX_H
2#define _ASM_FUTEX_H 2#define _ASM_FUTEX_H
3 3
4#ifdef __KERNEL__ 4#include <asm-generic/futex.h>
5 5
6#include <linux/futex.h>
7#include <asm/errno.h>
8#include <asm/uaccess.h>
9
10static inline int
11futex_atomic_op_inuser (int encoded_op, int __user *uaddr)
12{
13 int op = (encoded_op >> 28) & 7;
14 int cmp = (encoded_op >> 24) & 15;
15 int oparg = (encoded_op << 8) >> 20;
16 int cmparg = (encoded_op << 20) >> 20;
17 int oldval = 0, ret;
18 if (encoded_op & (FUTEX_OP_OPARG_SHIFT << 28))
19 oparg = 1 << oparg;
20
21 if (! access_ok (VERIFY_WRITE, uaddr, sizeof(int)))
22 return -EFAULT;
23
24 inc_preempt_count();
25
26 switch (op) {
27 case FUTEX_OP_SET:
28 case FUTEX_OP_ADD:
29 case FUTEX_OP_OR:
30 case FUTEX_OP_ANDN:
31 case FUTEX_OP_XOR:
32 default:
33 ret = -ENOSYS;
34 }
35
36 dec_preempt_count();
37
38 if (!ret) {
39 switch (cmp) {
40 case FUTEX_OP_CMP_EQ: ret = (oldval == cmparg); break;
41 case FUTEX_OP_CMP_NE: ret = (oldval != cmparg); break;
42 case FUTEX_OP_CMP_LT: ret = (oldval < cmparg); break;
43 case FUTEX_OP_CMP_GE: ret = (oldval >= cmparg); break;
44 case FUTEX_OP_CMP_LE: ret = (oldval <= cmparg); break;
45 case FUTEX_OP_CMP_GT: ret = (oldval > cmparg); break;
46 default: ret = -ENOSYS;
47 }
48 }
49 return ret;
50}
51
52#endif
53#endif 6#endif
diff --git a/include/asm-sparc64/system.h b/include/asm-sparc64/system.h
index b5417529f6f1..309f1466b6fa 100644
--- a/include/asm-sparc64/system.h
+++ b/include/asm-sparc64/system.h
@@ -193,11 +193,7 @@ do { \
193 * not preserve it's value. Hairy, but it lets us remove 2 loads 193 * not preserve it's value. Hairy, but it lets us remove 2 loads
194 * and 2 stores in this critical code path. -DaveM 194 * and 2 stores in this critical code path. -DaveM
195 */ 195 */
196#if __GNUC__ >= 3
197#define EXTRA_CLOBBER ,"%l1" 196#define EXTRA_CLOBBER ,"%l1"
198#else
199#define EXTRA_CLOBBER
200#endif
201#define switch_to(prev, next, last) \ 197#define switch_to(prev, next, last) \
202do { if (test_thread_flag(TIF_PERFCTR)) { \ 198do { if (test_thread_flag(TIF_PERFCTR)) { \
203 unsigned long __tmp; \ 199 unsigned long __tmp; \