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    SubjectRe: [PATCH 6/6] fs: Introduce kern_mount_special() to mount special vfs
    On Fri, Nov 28, 2008 at 09:26:04AM +0000, Al Viro wrote:

    gyah... That would be

    > static __inline__ int atomic_add_unless(atomic_t *v, int a, int u)
    > {
    > unsigned long temp, res;
    > __asm__ __volatile__(
    > "1: ldl_l %0,%1\n"
    > " cmpne %0,%4,%2\n"
    " beq %2,3f\n"
    " addl %0,%3,%2\n"
    > " stl_c %2,%1\n"
    > " beq %2,2f\n"
    > "3:\n"
    > ".subsection 2\n"
    > "2: br 1b\n"
    > ".previous"
    > :"=&r" (temp), "=m" (v->counter), "=&r" (res)
    > :"Ir" (a), "Ir" (u), "m" (v->counter) : "memory");
    > smp_mb();
    > return res;
    > }
    >
    > static __inline__ int atomic64_add_unless(atomic64_t *v, long a, long u)
    > {
    > unsigned long temp, res;
    > __asm__ __volatile__(
    > "1: ldq_l %0,%1\n"
    > " cmpne %0,%4,%2\n"
    " beq %2,3f\n"
    " addq %0,%3,%2\n"
    > " stq_c %2,%1\n"
    > " beq %2,2f\n"
    > "3:\n"
    > ".subsection 2\n"
    > "2: br 1b\n"
    > ".previous"
    > :"=&r" (temp), "=m" (v->counter), "=&r" (res)
    > :"Ir" (a), "Ir" (u), "m" (v->counter) : "memory");
    > smp_mb();
    > return res;
    > }
    >
    > Comments?
    > --
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