[PATCH] alpha spinlock code and bogus constraints

719e5985 · Al Viro <[email protected]> · 2005-08-23 22:47:12 +01:00

"=m" (lock->lock) / "1" (lock->lock) makes gcc4 unhappy; fixed by s/1/m/,
same as in case of i386 rwsem.h where such variant had been accepted
by both Linus and rth.

Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

Commit: 719e5985cf79bb60f4a28816547efd27dde178f5
Parents: 79fb7bdc

Changes

1 files changed · +3 −3

File	Status	Add	Del	Content
arch/alpha/kernel/smp.c	modified	+3	−3	View file

arch/alpha/kernel/smp.c

View file

diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 8f1e785..e211aa7 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -1036,7 +1036,7 @@ debug_spin_lock(spinlock_t * lock, const char *base_file, int line_no)
 	"	br	1b\n"
 	".previous"
 	: "=r" (tmp), "=m" (lock->lock), "=r" (stuck)
-	: "1" (lock->lock), "2" (stuck) : "memory");
+	: "m" (lock->lock), "2" (stuck) : "memory");
 
 	if (stuck < 0) {
 		printk(KERN_WARNING
@@ -1115,7 +1115,7 @@ void _raw_write_lock(rwlock_t * lock)
 	".previous"
 	: "=m" (*(volatile int *)lock), "=&r" (regx), "=&r" (regy),
 	  "=&r" (stuck_lock), "=&r" (stuck_reader)
-	: "0" (*(volatile int *)lock), "3" (stuck_lock), "4" (stuck_reader) : "memory");
+	: "m" (*(volatile int *)lock), "3" (stuck_lock), "4" (stuck_reader) : "memory");
 
 	if (stuck_lock < 0) {
 		printk(KERN_WARNING "write_lock stuck at %p\n", inline_pc);
@@ -1153,7 +1153,7 @@ void _raw_read_lock(rwlock_t * lock)
 	"	br	1b\n"
 	".previous"
 	: "=m" (*(volatile int *)lock), "=&r" (regx), "=&r" (stuck_lock)
-	: "0" (*(volatile int *)lock), "2" (stuck_lock) : "memory");
+	: "m" (*(volatile int *)lock), "2" (stuck_lock) : "memory");
 
 	if (stuck_lock < 0) {
 		printk(KERN_WARNING "read_lock stuck at %p\n", inline_pc);