aboutsummaryrefslogtreecommitdiff
path: root/arch/mips/include/asm/spinlock_types.h
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-10-28 16:54:49 +0100
committerIngo Molnar <mingo@elte.hu>2008-10-28 16:54:49 +0100
commitd1a76187a5be4f89c6cb19d800cb5fb7aac735c5 (patch)
tree2fac3ffbfffc7560eeef8364b541d0d7a0057920 /arch/mips/include/asm/spinlock_types.h
parentc7e78cff6b7518212247fb20b1dc6411540dc9af (diff)
parent0173a3265b228da319ceb9c1ec6a5682fd1b2d92 (diff)
Merge commit 'v2.6.28-rc2' into core/locking
Conflicts: arch/um/include/asm/system.h
Diffstat (limited to 'arch/mips/include/asm/spinlock_types.h')
-rw-r--r--arch/mips/include/asm/spinlock_types.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/mips/include/asm/spinlock_types.h b/arch/mips/include/asm/spinlock_types.h
new file mode 100644
index 00000000000..adeedaa116c
--- /dev/null
+++ b/arch/mips/include/asm/spinlock_types.h
@@ -0,0 +1,25 @@
+#ifndef _ASM_SPINLOCK_TYPES_H
+#define _ASM_SPINLOCK_TYPES_H
+
+#ifndef __LINUX_SPINLOCK_TYPES_H
+# error "please don't include this file directly"
+#endif
+
+typedef struct {
+ /*
+ * bits 0..13: serving_now
+ * bits 14 : junk data
+ * bits 15..28: ticket
+ */
+ unsigned int lock;
+} raw_spinlock_t;
+
+#define __RAW_SPIN_LOCK_UNLOCKED { 0 }
+
+typedef struct {
+ volatile unsigned int lock;
+} raw_rwlock_t;
+
+#define __RAW_RW_LOCK_UNLOCKED { 0 }
+
+#endif