From: Andrea Arcangeli <aarcange@redhat.com>
To: Minchan Kim <minchan.kim@gmail.com>
Cc: linux-mm <linux-mm@kvack.org>
Subject: Re: [BUG]thp: BUG at mm/huge_memory.c:1350
Date: Sat, 22 Jan 2011 03:16:47 +0100 [thread overview]
Message-ID: <20110122021647.GR9506@random.random> (raw)
In-Reply-To: <20110122010820.GP9506@random.random>
On Sat, Jan 22, 2011 at 02:08:20AM +0100, Andrea Arcangeli wrote:
> Yeah x86 is not entirely broken, just some .config, and it's not
Like in this case sometime when I say x86 I mean x86_32, for clarity
x86_64 has never been affected by this, regardless of the .config.
> common code bug (which is the most important thing!). I think it's a
> bug in set_pmd_at when paravirt is set and PSA is off. If I'm right 4m
> pages with PSA off should also work when disabling paravirt.
You said PSA and I kept saying it but I think we both meant
PAE. There's PSE and PAE, PSA is mix ;).
> I'm just trying to reproduce...
Reproduced and fix posted in the other mail with lkml on CC. Hope it
works!
Thanks,
Andrea
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next prev parent reply other threads:[~2011-01-22 2:16 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-20 15:49 [BUG]thp: BUG at mm/huge_memory.c:1350 Minchan Kim
2011-01-20 16:14 ` Andrea Arcangeli
2011-01-20 16:41 ` Minchan Kim
2011-01-21 17:58 ` Minchan Kim
2011-01-21 18:14 ` Andrea Arcangeli
2011-01-22 0:59 ` Minchan Kim
2011-01-22 1:08 ` Andrea Arcangeli
2011-01-22 2:16 ` Andrea Arcangeli [this message]
2011-01-22 2:20 ` Minchan Kim
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