6 files changed, 21 insertions, 2 deletions
diff --git a/include/asm-ia64/atomic.h b/include/asm-ia64/atomic.h
index d3e0dfa99e1..569ec7574ba 100644
--- a/include/asm-ia64/atomic.h
+++ b/include/asm-ia64/atomic.h
@@ -95,8 +95,14 @@ ia64_atomic64_sub (__s64 i, atomic64_t *v)
 ({								\
 	int c, old;						\
 	c = atomic_read(v);					\
-	while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+	for (;;) {						\
+		if (unlikely(c == (u)))				\
+			break;					\
+		old = atomic_cmpxchg((v), c, c + (a));		\
+		if (likely(old == c))				\
+			break;					\
 		c = old;					\
+	}							\
 	c != (u);						\
 })
 #define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
diff --git a/include/asm-ia64/cache.h b/include/asm-ia64/cache.h
index 40dd25195d6..f0a104db8f2 100644
--- a/include/asm-ia64/cache.h
+++ b/include/asm-ia64/cache.h
@@ -25,4 +25,6 @@
 # define SMP_CACHE_BYTES	(1 << 3)
 #endif
 
+#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+
 #endif /* _ASM_IA64_CACHE_H */
diff --git a/include/asm-ia64/linkage.h b/include/asm-ia64/linkage.h
index 14cd72cd800..ef22a45c189 100644
--- a/include/asm-ia64/linkage.h
+++ b/include/asm-ia64/linkage.h
@@ -1,6 +1,14 @@
 #ifndef __ASM_LINKAGE_H
 #define __ASM_LINKAGE_H
 
+#ifndef __ASSEMBLY__
+
 #define asmlinkage CPP_ASMLINKAGE __attribute__((syscall_linkage))
 
+#else
+
+#include <asm/asmmacro.h>
+
+#endif
+
 #endif
diff --git a/include/asm-ia64/poll.h b/include/asm-ia64/poll.h
index 160258a0528..bcaf9f14024 100644
--- a/include/asm-ia64/poll.h
+++ b/include/asm-ia64/poll.h
@@ -21,6 +21,7 @@
 #define POLLWRBAND	0x0200
 #define POLLMSG		0x0400
 #define POLLREMOVE	0x1000
+#define POLLRDHUP       0x2000
 
 struct pollfd {
 	int fd;
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h
index 246f43a796d..244449df741 100644
--- a/include/asm-ia64/sn/sn_sal.h
+++ b/include/asm-ia64/sn/sn_sal.h
@@ -1041,7 +1041,7 @@ ia64_sn_get_sn_info(int fc, u8 *shubtype, u16 *nasid_bitmask, u8 *nasid_shift,
 
 /***** BEGIN HACK - temp til old proms no longer supported ********/
 	if (ret_stuff.status == SALRET_NOT_IMPLEMENTED) {
-		int nasid = get_sapicid() & 0xfff;;
+		int nasid = get_sapicid() & 0xfff;
 #define SH_SHUB_ID_NODES_PER_BIT_MASK 0x001f000000000000UL
 #define SH_SHUB_ID_NODES_PER_BIT_SHFT 48
 		if (shubtype) *shubtype = 0;
diff --git a/include/asm-ia64/system.h b/include/asm-ia64/system.h
index cd4233d66f1..2f362059368 100644
--- a/include/asm-ia64/system.h
+++ b/include/asm-ia64/system.h
@@ -265,6 +265,8 @@ void sched_cacheflush(void);
 
 #define arch_align_stack(x) (x)
 
+void default_idle(void);
+
 #endif /* __KERNEL__ */
 
 #endif /* __ASSEMBLY__ */