Re: [PATCH V3] mm: Standardize printing for pgtable entries

Andy Shevchenko <[email protected]>
Newsgroups gmane.linux.kernel,gmane.linux.kernel.mm
Organization Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo
Message-ID <[email protected]>
On Mon, Jul 27, 2026 at 06:20:39PM +0530, Anshuman Khandual wrote:
> On 13/07/26 9:36 PM, Andy Shevchenko wrote:
> > On Mon, Jul 13, 2026 at 01:34:17PM +0100, Matthew Wilcox wrote:
> >> On Mon, Jul 13, 2026 at 02:36:50PM +0300, Andy Shevchenko wrote:

...

> >>> FWIW, we have hex_dump_to_buffer() for that already.

> >> ... which doesn't eliminate the problem of allocating buffers in the
> >> caller.
> > 
> > Right, for this we need to integrate hex_dump_to_buffer() into %ph.
> 
> Would not that create more complexity which might not really
> be required here for simple pgtable entry print solution that
> would probably have very limited number of callers anyway. Is
> not that reason - we did not go for the original printk format
> proposed earlier.
> 
> https://lore.kernel.org/all/[email protected]/
> 
> IMHO this should be left unchanged. Later if there are more
> users for such prints, those printk formats should again be
> evaluated.

My comment was only to show the possible option to solve what Matthew pointed
out without relation to any exact usage. Yes, for this certain change this might
be an overkill.

-- 
With Best Regards,
Andy Shevchenko
lmpx.com only provides a reader for public news (NNTP) servers. It is not affiliated with the servers or forums shown here and is not responsible for the content of articles, which is written by their respective authors.