tree 1089c4acaa09ace254aecd72b118891f8f23aa07
parent 79fb7bdce363685b336e3f0fb8207312fd1f02fc
author Al Viro <[EMAIL PROTECTED]> Tue, 23 Aug 2005 22:47:12 +0100
committer Linus Torvalds <[EMAIL PROTECTED]> Wed, 24 Aug 2005 08:43:44 -0700
[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 <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
arch/alpha/kernel/smp.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -1036,7 +1036,7 @@ debug_spin_lock(spinlock_t * lock, const
" 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);
-
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