From: Stanislaw Gruszka <sgruszka@redhat.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-mm@kvack.org, x86@kernel.org, linux-kernel@vger.kernel.org,
Mel Gorman <mgorman@suse.de>,
Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] mm,x86: initialize high mem before free_all_bootmem()
Date: Tue, 6 Dec 2011 11:26:23 +0100 [thread overview]
Message-ID: <20111206102622.GC3105@redhat.com> (raw)
In-Reply-To: <20111206082555.GA28314@elte.hu>
On Tue, Dec 06, 2011 at 09:25:55AM +0100, Ingo Molnar wrote:
> The thing is, the pagealloc bug you fixed basically kept
> pagealloc debugging essentially disabled for a really long time,
> correct?
Yes, it worked only in special cases.
> So i'd expect there to be quite a few latent problems -
> i'll give it some more testing before pushing out the result.
Ehh, I expect them too, but fortunately only with CONFIG_DEBUG_PAGEALLOC,
non-debug kernel are not affected.
Thanks
Stanislaw
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
WARNING: multiple messages have this Message-ID (diff)
From: Stanislaw Gruszka <sgruszka@redhat.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-mm@kvack.org, x86@kernel.org, linux-kernel@vger.kernel.org,
Mel Gorman <mgorman@suse.de>,
Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] mm,x86: initialize high mem before free_all_bootmem()
Date: Tue, 6 Dec 2011 11:26:23 +0100 [thread overview]
Message-ID: <20111206102622.GC3105@redhat.com> (raw)
In-Reply-To: <20111206082555.GA28314@elte.hu>
On Tue, Dec 06, 2011 at 09:25:55AM +0100, Ingo Molnar wrote:
> The thing is, the pagealloc bug you fixed basically kept
> pagealloc debugging essentially disabled for a really long time,
> correct?
Yes, it worked only in special cases.
> So i'd expect there to be quite a few latent problems -
> i'll give it some more testing before pushing out the result.
Ehh, I expect them too, but fortunately only with CONFIG_DEBUG_PAGEALLOC,
non-debug kernel are not affected.
Thanks
Stanislaw
next prev parent reply other threads:[~2011-12-06 10:26 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-29 16:05 [PATCH repost] mm,x86: remove debug_pagealloc_enabled Stanislaw Gruszka
2011-11-29 16:05 ` Stanislaw Gruszka
2011-12-05 11:06 ` Ingo Molnar
2011-12-05 15:00 ` Stanislaw Gruszka
2011-12-05 15:54 ` Ingo Molnar
2011-12-05 15:54 ` Ingo Molnar
2011-12-06 7:55 ` Stanislaw Gruszka
2011-12-06 7:55 ` Stanislaw Gruszka
2011-12-06 8:08 ` [PATCH] mm,x86: initialize high mem before free_all_bootmem() Stanislaw Gruszka
2011-12-06 8:08 ` Stanislaw Gruszka
2011-12-06 8:25 ` Ingo Molnar
2011-12-06 8:25 ` Ingo Molnar
2011-12-06 10:26 ` Stanislaw Gruszka [this message]
2011-12-06 10:26 ` Stanislaw Gruszka
2011-12-06 10:36 ` Ingo Molnar
2011-12-06 10:36 ` Ingo Molnar
2011-12-06 9:58 ` [tip:x86/mm] x86/mm: Initialize " tip-bot for Stanislaw Gruszka
2011-12-06 9:59 ` [tip:x86/mm] mm, x86: Remove debug_pagealloc_enabled tip-bot for Stanislaw Gruszka
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20111206102622.GC3105@redhat.com \
--to=sgruszka@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mgorman@suse.de \
--cc=mingo@elte.hu \
--cc=mingo@redhat.com \
--cc=tglx@linutronix.de \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.