Messages in this thread | | | Date | Mon, 8 Oct 2007 10:04:56 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH]fix VM_CAN_NONLINEAR check in sys_remap_file_pages |
| |
On Mon, 8 Oct 2007 19:45:08 +0800 "Yan Zheng" <yanzheng@21cn.com> wrote:
> Hi all > > The test for VM_CAN_NONLINEAR always fails > > Signed-off-by: Yan Zheng<yanzheng@21cn.com> > ---- > diff -ur linux-2.6.23-rc9/mm/fremap.c linux/mm/fremap.c > --- linux-2.6.23-rc9/mm/fremap.c 2007-10-07 15:03:33.000000000 +0800 > +++ linux/mm/fremap.c 2007-10-08 19:33:44.000000000 +0800 > @@ -160,7 +160,7 @@ > if (vma->vm_private_data && !(vma->vm_flags & VM_NONLINEAR)) > goto out; > > - if (!vma->vm_flags & VM_CAN_NONLINEAR) > + if (!(vma->vm_flags & VM_CAN_NONLINEAR)) > goto out; > > if (end <= start || start < vma->vm_start || end > vma->vm_end)
Lovely. From this we can deduce that nobody has run remap_file_pages() since 2.6.23-rc1 and that nobody (including the developer who made that change) ran it while that change was in -mm.
I'm surprise that LTP doesn't have any remap_file_pages() tests.
Have you runtime tested this change?
Thanks. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |