[PATCH RFC 10/13] mm/gup: Merge pXd huge mapping checks

Jason Gunthorpe jgg at nvidia.com
Fri Mar 8 07:19:46 AEDT 2024


On Wed, Mar 06, 2024 at 06:41:44PM +0800, peterx at redhat.com wrote:
> From: Peter Xu <peterx at redhat.com>
> 
> Huge mapping checks in GUP are slightly redundant and can be simplified.
> 
> pXd_huge() now is the same as pXd_leaf().  pmd_trans_huge() and
> pXd_devmap() should both imply pXd_leaf(). Time to merge them into one.
> 
> Signed-off-by: Peter Xu <peterx at redhat.com>
> ---
>  mm/gup.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)

Much better!

Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>

Jason


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