From: Ingo Molnar <mingo@elte.hu>
To: Stanislaw Gruszka <sgruszka@redhat.com>
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 09:25:55 +0100 [thread overview]
Message-ID: <20111206082555.GA28314@elte.hu> (raw)
In-Reply-To: <20111206080833.GB3105@redhat.com>
* Stanislaw Gruszka <sgruszka@redhat.com> wrote:
> Patch fixes boot crash with my previous patch "mm,x86: remove
> debug_pagealloc_enabled" applied:
Great, thanks - i've started testing of your pagealloc
restoration patch again.
> Would be good to apply this patch before "mm,x86: remove
> debug_pagealloc_enabled" to prevent problem be possibly
> observable during bisection.
Yep, applied them in that order.
The thing is, the pagealloc bug you fixed basically kept
pagealloc debugging essentially disabled for a really long time,
correct? So i'd expect there to be quite a few latent problems -
i'll give it some more testing before pushing out the result.
Thanks,
Ingo
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WARNING: multiple messages have this Message-ID (diff)
From: Ingo Molnar <mingo@elte.hu>
To: Stanislaw Gruszka <sgruszka@redhat.com>
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 09:25:55 +0100 [thread overview]
Message-ID: <20111206082555.GA28314@elte.hu> (raw)
In-Reply-To: <20111206080833.GB3105@redhat.com>
* Stanislaw Gruszka <sgruszka@redhat.com> wrote:
> Patch fixes boot crash with my previous patch "mm,x86: remove
> debug_pagealloc_enabled" applied:
Great, thanks - i've started testing of your pagealloc
restoration patch again.
> Would be good to apply this patch before "mm,x86: remove
> debug_pagealloc_enabled" to prevent problem be possibly
> observable during bisection.
Yep, applied them in that order.
The thing is, the pagealloc bug you fixed basically kept
pagealloc debugging essentially disabled for a really long time,
correct? So i'd expect there to be quite a few latent problems -
i'll give it some more testing before pushing out the result.
Thanks,
Ingo
next prev parent reply other threads:[~2011-12-06 8:27 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 [this message]
2011-12-06 8:25 ` Ingo Molnar
2011-12-06 10:26 ` Stanislaw Gruszka
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
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