On Tue, 14 Apr 2015 16:09:44 -0700 Jason Low <jason.l...@hp.com> wrote:
> @@ -2088,7 +2088,7 @@ void task_numa_fault(int last_cpupid, int mem_node, int > pages, int flags) > > static void reset_ptenuma_scan(struct task_struct *p) > { > - ACCESS_ONCE(p->mm->numa_scan_seq)++; > + WRITE_ONCE(p->mm->numa_scan_seq, READ_ONCE(p->mm->numa_scan_seq) + 1); Is the READ_ONCE() inside the WRITE_ONCE() really necessary? > p->mm->numa_scan_offset = 0; > } > -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/