From: Andrew Morton <akpm@linux-foundation.org>
To: Dmitry Safonov <dsafonov@virtuozzo.com>
Cc: Minfei Huang <mhuang@redhat.com>, <linux-kernel@vger.kernel.org>,
<schwidefsky@de.ibm.com>, <heiko.carstens@de.ibm.com>,
<ebiederm@xmission.com>, <linux-s390@vger.kernel.org>,
<0x7f454c46@gmail.com>, <kexec@lists.infradead.org>,
<holzheu@linux.vnet.ibm.com>, <dyoung@redhat.com>
Subject: Re: [PATCH] kexec: unmap reserved pages for each error-return way
Date: Mon, 1 Feb 2016 21:45:40 -0800 [thread overview]
Message-ID: <20160201214540.c0b4b8c2.akpm@linux-foundation.org> (raw)
In-Reply-To: <56A9D7F2.5000504@virtuozzo.com>
On Thu, 28 Jan 2016 11:57:22 +0300 Dmitry Safonov <dsafonov@virtuozzo.com> wrote:
> On 01/28/2016 09:29 AM, Minfei Huang wrote:
> > On 01/27/16 at 02:48pm, Dmitry Safonov wrote:
> >> For allocation of kimage failure or kexec_prepare or load segments
> >> errors there is no need to keep crashkernel memory mapped.
> >> It will affect only s390 as map/unmap hook defined only for it.
> >> As on unmap s390 also changes os_info structure let's check return code
> >> and add info only on success.
> > Hi, Dmitry.
> >
> > Previously, I sent a patch to fix this issue. You can refer it in
> > following link.
> >
> > http://lists.infradead.org/pipermail/kexec/2015-July/013960.html
> Oh, scratch my patch - I'm fine with yours, wanted to do the similar thing
> because it has dazzled me while I was debugging around.
There were a bunch of patches tossed around in that thread but I'm not
sure that anything actually got applied? Perhaps some resending is
needed.
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Dmitry Safonov <dsafonov@virtuozzo.com>
Cc: Minfei Huang <mhuang@redhat.com>,
linux-kernel@vger.kernel.org, schwidefsky@de.ibm.com,
heiko.carstens@de.ibm.com, ebiederm@xmission.com,
linux-s390@vger.kernel.org, 0x7f454c46@gmail.com,
kexec@lists.infradead.org, holzheu@linux.vnet.ibm.com,
dyoung@redhat.com
Subject: Re: [PATCH] kexec: unmap reserved pages for each error-return way
Date: Mon, 1 Feb 2016 21:45:40 -0800 [thread overview]
Message-ID: <20160201214540.c0b4b8c2.akpm@linux-foundation.org> (raw)
In-Reply-To: <56A9D7F2.5000504@virtuozzo.com>
On Thu, 28 Jan 2016 11:57:22 +0300 Dmitry Safonov <dsafonov@virtuozzo.com> wrote:
> On 01/28/2016 09:29 AM, Minfei Huang wrote:
> > On 01/27/16 at 02:48pm, Dmitry Safonov wrote:
> >> For allocation of kimage failure or kexec_prepare or load segments
> >> errors there is no need to keep crashkernel memory mapped.
> >> It will affect only s390 as map/unmap hook defined only for it.
> >> As on unmap s390 also changes os_info structure let's check return code
> >> and add info only on success.
> > Hi, Dmitry.
> >
> > Previously, I sent a patch to fix this issue. You can refer it in
> > following link.
> >
> > http://lists.infradead.org/pipermail/kexec/2015-July/013960.html
> Oh, scratch my patch - I'm fine with yours, wanted to do the similar thing
> because it has dazzled me while I was debugging around.
There were a bunch of patches tossed around in that thread but I'm not
sure that anything actually got applied? Perhaps some resending is
needed.
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Dmitry Safonov <dsafonov@virtuozzo.com>
Cc: linux-s390@vger.kernel.org, Minfei Huang <mhuang@redhat.com>,
0x7f454c46@gmail.com, heiko.carstens@de.ibm.com,
linux-kernel@vger.kernel.org, ebiederm@xmission.com,
schwidefsky@de.ibm.com, holzheu@linux.vnet.ibm.com,
dyoung@redhat.com, kexec@lists.infradead.org
Subject: Re: [PATCH] kexec: unmap reserved pages for each error-return way
Date: Mon, 1 Feb 2016 21:45:40 -0800 [thread overview]
Message-ID: <20160201214540.c0b4b8c2.akpm@linux-foundation.org> (raw)
In-Reply-To: <56A9D7F2.5000504@virtuozzo.com>
On Thu, 28 Jan 2016 11:57:22 +0300 Dmitry Safonov <dsafonov@virtuozzo.com> wrote:
> On 01/28/2016 09:29 AM, Minfei Huang wrote:
> > On 01/27/16 at 02:48pm, Dmitry Safonov wrote:
> >> For allocation of kimage failure or kexec_prepare or load segments
> >> errors there is no need to keep crashkernel memory mapped.
> >> It will affect only s390 as map/unmap hook defined only for it.
> >> As on unmap s390 also changes os_info structure let's check return code
> >> and add info only on success.
> > Hi, Dmitry.
> >
> > Previously, I sent a patch to fix this issue. You can refer it in
> > following link.
> >
> > http://lists.infradead.org/pipermail/kexec/2015-July/013960.html
> Oh, scratch my patch - I'm fine with yours, wanted to do the similar thing
> because it has dazzled me while I was debugging around.
There were a bunch of patches tossed around in that thread but I'm not
sure that anything actually got applied? Perhaps some resending is
needed.
_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec
next prev parent reply other threads:[~2016-02-02 5:42 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-27 11:48 [PATCH] kexec: unmap reserved pages for each error-return way Dmitry Safonov
2016-01-27 11:48 ` Dmitry Safonov
2016-01-27 11:48 ` Dmitry Safonov
2016-01-27 19:15 ` Andrew Morton
2016-01-27 19:15 ` Andrew Morton
2016-01-27 19:15 ` Andrew Morton
2016-01-28 10:32 ` Michael Holzheu
2016-01-28 10:32 ` Michael Holzheu
2016-01-28 10:32 ` Michael Holzheu
2016-01-28 11:56 ` Xunlei Pang
2016-01-28 11:56 ` Xunlei Pang
2016-01-28 12:44 ` Michael Holzheu
2016-01-28 12:44 ` Michael Holzheu
2016-01-28 13:12 ` Xunlei Pang
2016-01-28 13:12 ` Xunlei Pang
2016-01-28 14:01 ` Michael Holzheu
2016-01-28 14:01 ` Michael Holzheu
[not found] ` <56A983F3.5010506@redhat.com>
[not found] ` <56A9D927.70402@virtuozzo.com>
2016-01-29 3:14 ` Xunlei Pang
2016-01-29 3:14 ` Xunlei Pang
2016-01-28 3:36 ` Xunlei Pang
2016-01-28 3:36 ` Xunlei Pang
2016-01-28 6:29 ` Minfei Huang
2016-01-28 6:29 ` Minfei Huang
2016-01-28 8:57 ` Dmitry Safonov
2016-01-28 8:57 ` Dmitry Safonov
2016-01-28 8:57 ` Dmitry Safonov
2016-02-02 5:45 ` Andrew Morton [this message]
2016-02-02 5:45 ` Andrew Morton
2016-02-02 5:45 ` Andrew Morton
2016-02-02 13:56 ` Minfei Huang
2016-02-02 13:56 ` Minfei Huang
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