Re: [PATCH v3 0/3] mm, vsprintf: introduce new format to dump full information of page flags

From: Yafang Shao
Date: Mon Feb 08 2021 - 09:18:50 EST


On Mon, Feb 8, 2021 at 8:20 PM Matthew Wilcox <willy@xxxxxxxxxxxxx> wrote:
>
> On Mon, Feb 08, 2021 at 06:14:36PM +0800, Yafang Shao wrote:
> > To avoid breaking some tools which parsing pGp via debugfs or affecting
> > the printf buffer, other new formats are introduced, so the user can choose
> > what and in which order they want, suggested by Andy. These new introduced
> > format as follows,
> > pGpb: print other information first and then the names of page flags
> > pGpl: print the names of page flags first and then the other info
>
> This is overengineering things. We already print in little-endian order,
> and the other information should be tacked onto the end. Just extend
> %pGp. Andy's suggestion to add another flag was a bad one.
>

All right. I will do it in the next version.

--
Thanks
Yafang