On Tue, 18 Feb 2014, r...@redhat.com wrote:
> From: Rik van Riel <r...@redhat.com>
>
> Reorganize the order of ifs in change_pmd_range a little, in
> preparation for the next patch.
>
> Signed-off-by: Rik van Riel <r...@redhat.com>
> Cc: Peter Zijlstra <pet...@infradead.org>
> Cc: Andrea Arcangeli <aarca...@redhat.com>
> Reported-by: Xing Gang <gang.x...@hp.com>
> Tested-by: Chegu Vinod <chegu_vi...@hp.com>
Acked-by: David Rientjes <rient...@google.com>
> ---
> mm/mprotect.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/mm/mprotect.c b/mm/mprotect.c
> index 769a67a..6006c05 100644
> --- a/mm/mprotect.c
> +++ b/mm/mprotect.c
> @@ -118,6 +118,8 @@ static inline unsigned long change_pmd_range(struct
> vm_area_struct *vma,
> unsigned long this_pages;
>
> next = pmd_addr_end(addr, end);
> + if (!pmd_trans_huge(*pmd) && pmd_none_or_clear_bad(pmd))
> + continue;
> if (pmd_trans_huge(*pmd)) {
> if (next - addr != HPAGE_PMD_SIZE)
> split_huge_page_pmd(vma, addr, pmd);
Extra tab there, though.
--
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/
