[PATCH] alpha spinlock code and bogus constraints

"=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 <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 8f1e78551b1e39b669bf696284802ad216f2d065..e211aa7404e6152c4668277fdc03872547d8fab1 100644 (file)
--- 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);