From: Jason Andryuk <jason.andryuk@amd.com>
To: Jan Beulich <jbeulich@suse.com>
Cc: "Roger Pau Monné" <roger.pau@citrix.com>,
"Andrew Cooper" <andrew.cooper3@citrix.com>,
"Juergen Gross" <jgross@suse.com>,
"Boris Ostrovsky" <boris.ostrovsky@oracle.com>,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v5] RFC: x86/pvh: Make Xen PVH entrypoint PIC for x86-64
Date: Wed, 27 Mar 2024 10:15:30 -0400 [thread overview]
Message-ID: <67cf20aa-a55a-496c-b3cc-bf5317ba98be@amd.com> (raw)
In-Reply-To: <45c20ffd-f0c0-4521-8221-c3384cd5f7c5@suse.com>
On 2024-03-27 04:20, Jan Beulich wrote:
> On 26.03.2024 22:47, Jason Andryuk wrote:
>> --- a/include/xen/interface/elfnote.h
>> +++ b/include/xen/interface/elfnote.h
>> @@ -185,9 +185,25 @@
>> */
>> #define XEN_ELFNOTE_PHYS32_ENTRY 18
>>
>> +/*
>> + * Physical loading constraints for PVH kernels
>> + *
>> + * Used to place constraints on the guest physical loading addresses and
>> + * alignment for a PVH kernel.
>> + *
>> + * The presence of this note indicates the kernel supports relocating itself.
>> + *
>> + * The note may include up to three 32bit values in the following order:
>> + * - a maximum address for the entire image to be loaded below (default
>> + * 0xffffffff)
>> + * - a minimum address for the start of the image (default 0)
>> + * - a required start alignment (default 0x200000)
>
> This looks to be stale now.
Yes - I did not update this file.
The patch is functional as the ELF Note fields in
arch/x86/platform/pvh/head.S were re-ordered to match the Xen side.
Regards,
Jason
prev parent reply other threads:[~2024-03-27 14:15 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-26 21:38 [PATCH v5 0/6] x86/pvh: Support relocating dom0 kernel Jason Andryuk
2024-03-26 21:38 ` [PATCH v5 1/6] Revert "xen/x86: bzImage parse kernel_alignment" Jason Andryuk
2024-03-27 7:22 ` Jan Beulich
2024-03-27 8:59 ` Roger Pau Monné
2024-03-27 14:08 ` Jason Andryuk
2024-03-27 14:19 ` Jan Beulich
2024-03-27 14:49 ` Jason Andryuk
2024-03-26 21:38 ` [PATCH v5 2/6] tools/init-xenstore-domain: Replace variable MB() usage Jason Andryuk
2024-03-26 21:38 ` [PATCH v5 3/6] tools: Move MB/GB() to common-macros.h Jason Andryuk
2024-03-26 21:38 ` [PATCH v5 4/6] libelf: Expand ELF note printing Jason Andryuk
2024-03-27 7:27 ` Jan Beulich
2024-03-26 21:38 ` [PATCH v5 5/6] xen/elfnote: Specify ELF Notes are x86-specific Jason Andryuk
2024-03-27 7:24 ` Jan Beulich
2024-03-26 21:38 ` [PATCH v5 6/6] x86/PVH: Support relocatable dom0 kernels Jason Andryuk
2024-03-26 21:47 ` [PATCH v5] RFC: x86/pvh: Make Xen PVH entrypoint PIC for x86-64 Jason Andryuk
2024-03-27 8:20 ` Jan Beulich
2024-03-27 14:15 ` Jason Andryuk [this message]
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