Changeset 8c7294c6 in mainline for kernel/arch/mips32/include/atomic.h

Timestamp:

2008-06-02T09:36:27Z (17 years ago)

Author:

Jiri Svoboda <jirik.svoboda@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d2bdd245

Parents:

6387c18

Message:

Fix missing earlyclobber-register constraints in mips32 atomic_add(), causing panic when gcc put %0 and %1 to the same register.

File:

• kernel/arch/mips32/include/atomic.h (modified) (1 diff)

kernel/arch/mips32/include/atomic.h

@@ -64 +64 @@
                 "       beq %0, %4, 1b\n"       /* if the atomic operation failed, try again */
                 "       nop\n"
-                : "=r" (tmp), "=m" (val->count), "=r" (v)
+                : "=&r" (tmp), "=m" (val->count), "=&r" (v)
                 : "i" (i), "i" (0)
                 );