From: Olaf Hering <olaf@aepfle.de> To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Keir Fraser <keir.xen@gmail.com>, xen-devel@lists.xensource.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Jan Beulich <JBeulich@suse.com>, Daniel Kiper <dkiper@net-space.pl> Subject: Re: [Xen-devel] incorrect layout of globals from head_64.S during kexec boot Date: Tue, 17 Jul 2012 14:34:18 +0200 [thread overview] Message-ID: <20120717123418.GA28781@aepfle.de> (raw) In-Reply-To: <20120717102456.GA8197@aepfle.de> On Tue, Jul 17, Olaf Hering wrote: To make this robust against allocation errors I will change it to do { > + /* Allocate new mfn for previous pfn */ > + rc = HYPERVISOR_memory_op(XENMEM_populate_physmap, &reservation); } while (rc == 0); > + > + /* Make sure the previous pfn is really connected to a (new) mfn */ > + BUG_ON(rc != 1); Olaf
WARNING: multiple messages have this Message-ID (diff)
From: Olaf Hering <olaf@aepfle.de> To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: xen-devel@lists.xensource.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Keir Fraser <keir.xen@gmail.com>, Jan Beulich <JBeulich@suse.com>, Daniel Kiper <dkiper@net-space.pl> Subject: Re: [Xen-devel] incorrect layout of globals from head_64.S during kexec boot Date: Tue, 17 Jul 2012 14:34:18 +0200 [thread overview] Message-ID: <20120717123418.GA28781@aepfle.de> (raw) In-Reply-To: <20120717102456.GA8197@aepfle.de> On Tue, Jul 17, Olaf Hering wrote: To make this robust against allocation errors I will change it to do { > + /* Allocate new mfn for previous pfn */ > + rc = HYPERVISOR_memory_op(XENMEM_populate_physmap, &reservation); } while (rc == 0); > + > + /* Make sure the previous pfn is really connected to a (new) mfn */ > + BUG_ON(rc != 1); Olaf _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec
next prev parent reply other threads:[~2012-07-17 12:34 UTC|newest] Thread overview: 70+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-07-05 21:06 incorrect layout of globals from head_64.S during kexec boot Olaf Hering 2012-07-05 21:06 ` Olaf Hering 2012-07-06 8:29 ` [Xen-devel] " Jan Beulich 2012-07-06 8:29 ` Jan Beulich 2012-07-06 8:29 ` Jan Beulich 2012-07-06 8:41 ` Daniel Kiper 2012-07-06 8:41 ` Daniel Kiper 2012-07-06 8:41 ` Daniel Kiper 2012-07-06 12:07 ` Olaf Hering 2012-07-06 12:07 ` Olaf Hering 2012-07-06 12:56 ` [Xen-devel] " Jan Beulich 2012-07-06 12:56 ` Jan Beulich 2012-07-06 12:56 ` Jan Beulich 2012-07-06 13:31 ` Olaf Hering 2012-07-06 13:31 ` Olaf Hering 2012-07-06 13:31 ` Olaf Hering 2012-07-06 13:53 ` Jan Beulich 2012-07-06 13:53 ` Jan Beulich 2012-07-06 13:53 ` Jan Beulich 2012-07-06 14:14 ` Olaf Hering 2012-07-06 14:14 ` Olaf Hering 2012-07-06 14:50 ` Jan Beulich 2012-07-06 14:50 ` Jan Beulich 2012-07-06 14:50 ` Jan Beulich 2012-07-06 17:29 ` Olaf Hering 2012-07-06 17:29 ` Olaf Hering 2012-07-10 9:33 ` Olaf Hering 2012-07-10 9:33 ` Olaf Hering 2012-07-10 14:14 ` Konrad Rzeszutek Wilk 2012-07-10 14:14 ` Konrad Rzeszutek Wilk 2012-07-10 14:46 ` Ian Campbell 2012-07-10 14:46 ` Ian Campbell 2012-07-10 14:51 ` Konrad Rzeszutek Wilk 2012-07-10 14:51 ` Konrad Rzeszutek Wilk 2012-07-10 14:51 ` Konrad Rzeszutek Wilk 2012-07-10 15:29 ` Ian Campbell 2012-07-10 15:29 ` Ian Campbell 2012-07-10 15:29 ` Ian Campbell 2012-07-10 15:37 ` Olaf Hering 2012-07-10 15:37 ` Olaf Hering 2012-07-10 15:23 ` Olaf Hering 2012-07-10 15:23 ` Olaf Hering 2012-07-10 17:26 ` Konrad Rzeszutek Wilk 2012-07-10 17:26 ` Konrad Rzeszutek Wilk 2012-07-10 17:26 ` Konrad Rzeszutek Wilk 2012-07-10 18:09 ` Olaf Hering 2012-07-10 18:09 ` Olaf Hering 2012-07-10 18:32 ` Konrad Rzeszutek Wilk 2012-07-10 18:32 ` Konrad Rzeszutek Wilk 2012-07-10 19:08 ` Keir Fraser 2012-07-10 19:08 ` Keir Fraser 2012-07-10 19:08 ` Keir Fraser 2012-07-13 20:20 ` Olaf Hering 2012-07-13 20:20 ` Olaf Hering 2012-07-14 4:54 ` Keir Fraser 2012-07-14 4:54 ` Keir Fraser 2012-07-14 4:54 ` Keir Fraser 2012-07-15 16:06 ` Olaf Hering 2012-07-15 16:06 ` Olaf Hering 2012-07-15 17:17 ` Keir Fraser 2012-07-15 17:17 ` Keir Fraser 2012-07-15 17:17 ` Keir Fraser 2012-07-16 15:46 ` Konrad Rzeszutek Wilk 2012-07-16 15:46 ` Konrad Rzeszutek Wilk 2012-07-17 10:24 ` Olaf Hering 2012-07-17 10:24 ` Olaf Hering 2012-07-17 12:34 ` Olaf Hering [this message] 2012-07-17 12:34 ` Olaf Hering 2012-07-06 15:54 ` Daniel Kiper 2012-07-06 15:54 ` Daniel Kiper
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