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From: Yang Shi <shy828301@gmail.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: Yves-Alexis Perez <corsac@debian.org>,
	jirislaby@kernel.org, surenb@google.com,  riel@surriel.com,
	cl@linux.com, akpm@linux-foundation.org,
	 yang@os.amperecomputing.com, linux-mm@kvack.org,
	linux-kernel@vger.kernel.org,
	 Salvatore Bonaccorso <carnil@debian.org>,
	Ben Hutchings <ben@decadent.org.uk>
Subject: Re: [PATCH] mm: huge_memory: don't force huge page alignment on 32 bit
Date: Thu, 11 Jul 2024 13:53:04 -0700	[thread overview]
Message-ID: <CAHbLzkpitWRK2q3JidRdyQxajz+MixiO1bX08btVu9Ch0i6Kxw@mail.gmail.com> (raw)
In-Reply-To: <ZpBFjzIEpq6RIM8I@casper.infradead.org>

On Thu, Jul 11, 2024 at 1:50 PM Matthew Wilcox <willy@infradead.org> wrote:
>
> On Thu, Jul 11, 2024 at 01:47:00PM -0700, Yang Shi wrote:
> > +++ b/mm/huge_memory.c
> > @@ -857,7 +857,8 @@ static unsigned long
> > __thp_get_unmapped_area(struct file *filp,
> >         loff_t off_align = round_up(off, size);
> >         unsigned long len_pad, ret, off_sub;
> >
> > -       if (IS_ENABLED(CONFIG_32BIT) || in_compat_syscall())
> > +       if (IS_ENABLED(CONFIG_32BIT) || IS_ENABLED(CONFIG_X86_32) ||
> > +           in_compat_syscall())
>
> Why not:
>
>         if (!IS_ENABLED(CONFIG_64BIT) || in_compat_syscall())

Nothing specific, just didn't think of it, sigh...

Thanks for the suggestion. Definitely preferable way.

>


  reply	other threads:[~2024-07-11 20:53 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-01-18 13:35 Yang Shi
2024-01-18 18:05 ` Yang Shi
2024-01-19  0:16   ` Matthew Wilcox
2024-01-18 20:14 ` Matthew Wilcox
2024-01-18 20:39   ` Yang Shi
2024-01-19 17:16 ` Rik van Riel
2024-01-25  8:53 ` Michal Hocko
2024-01-26  9:36   ` Jiri Slaby
2024-01-26  9:41     ` Jiri Slaby
2024-01-26 10:51       ` Michal Hocko
2024-02-03  9:24 ` Thorsten Leemhuis
2024-02-05 17:07   ` Yang Shi
2024-02-05 17:53     ` Linux regression tracking (Thorsten Leemhuis)
2024-02-12 13:45       ` Thorsten Leemhuis
2024-02-18  9:26         ` Greg KH
2024-07-11 20:10 ` Yves-Alexis Perez
2024-07-11 20:47   ` Yang Shi
2024-07-11 20:50     ` Matthew Wilcox
2024-07-11 20:53       ` Yang Shi [this message]
2024-07-12 14:41         ` Yves-Alexis Perez
2024-07-12 15:31           ` Yang Shi
2024-07-11 20:52   ` Ben Hutchings

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