SLAB_FAILSLAB
if (failslab.cache_filter && !(s->flags & SLAB_FAILSLAB))
SLAB_NOLEAKTRACE | SLAB_FAILSLAB | SLAB_NO_MERGE | \
*flags |= SLAB_FAILSLAB;
return sysfs_emit(buf, "%d\n", !!(s->flags & SLAB_FAILSLAB));
WRITE_ONCE(s->flags, s->flags | SLAB_FAILSLAB);
WRITE_ONCE(s->flags, s->flags & ~SLAB_FAILSLAB);