From: Juergen Gross <jgross@suse.com>
To: Paolo Bonzini <pbonzini@redhat.com>,
Maran Wilson <maran.wilson@oracle.com>,
x86@kernel.org, linux-kernel@vger.kernel.org,
xen-devel@lists.xenproject.org, kvm@vger.kernel.org
Cc: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com,
boris.ostrovsky@oracle.com, jpoimboe@redhat.com,
kirill.shutemov@linux.intel.com, bp@suse.de,
thomas.lendacky@amd.com, luto@kernel.org,
dave.hansen@linux.intel.com, roger.pau@citrix.com,
rkrcmar@redhat.com, rdunlap@infradead.org
Subject: Re: [PATCH v8 1/7] xen/pvh: Split CONFIG_XEN_PVH into CONFIG_PVH and CONFIG_XEN_PVH
Date: Fri, 7 Dec 2018 14:58:48 +0100 [thread overview]
Message-ID: <5d1d0071-1db4-ea03-027f-2a12812b78d0@suse.com> (raw)
In-Reply-To: <d0fd8799-35ea-fba5-9d0d-94feead85943@redhat.com>
On 07/12/2018 14:52, Paolo Bonzini wrote:
> On 07/12/18 14:50, Juergen Gross wrote:
>> The PVH boot entry is in the same bzImage binary as the normal one.
>> Its just another entry, similar to the Xen PV boot entry. So the binary
>> arch/x86/boot/bzimage can be booted either on bare metal via grub2 or
>> other boot-loaders, as Xen PV-guest, as Xen PVH-guest, or as KVM
>> PVH-guest. So one build and one binary. The non-standard boot entries
>> (PV- or PVH-node) are found via ELF-notes by the boot loader (qemu in
>> case of KVM).
>>
>
> But the bzImage is not an ELF binary, and it is compressed, isn't it?
> /me is confused. :)
grub2 (and qemu, too) can decompress it. And the decompressed result
"vmlinux" is an ELF-binary.
Juergen
next prev parent reply other threads:[~2018-12-07 13:58 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-06 6:02 [PATCH v8 0/7] KVM: x86: Allow Qemu/KVM to use PVH entry point Maran Wilson
2018-12-06 6:04 ` [PATCH v8 1/7] xen/pvh: Split CONFIG_XEN_PVH into CONFIG_PVH and CONFIG_XEN_PVH Maran Wilson
2018-12-06 22:11 ` Paolo Bonzini
2018-12-06 22:34 ` Boris Ostrovsky
2018-12-06 22:49 ` Paolo Bonzini
2018-12-06 23:11 ` Boris Ostrovsky
2018-12-06 23:30 ` Paolo Bonzini
2018-12-06 23:36 ` [Xen-devel] " Andrew Cooper
2018-12-07 6:02 ` Juergen Gross
2018-12-07 13:41 ` Paolo Bonzini
2018-12-07 13:50 ` Juergen Gross
2018-12-07 13:52 ` Paolo Bonzini
2018-12-07 13:58 ` Juergen Gross [this message]
2018-12-07 15:14 ` Paolo Bonzini
2018-12-07 18:21 ` Maran Wilson
2018-12-06 6:04 ` [PATCH v8 2/7] xen/pvh: Move PVH entry code out of Xen specific tree Maran Wilson
2018-12-06 6:05 ` [PATCH v8 3/7] xen/pvh: Create a new file for Xen specific PVH code Maran Wilson
2018-12-06 6:05 ` [PATCH v8 4/7] xen/pvh: Move Xen specific PVH VM initialization out of common file Maran Wilson
2018-12-06 6:05 ` [PATCH v8 5/7] xen/pvh: Move Xen code for getting mem map via hcall " Maran Wilson
2018-12-06 6:06 ` [PATCH v8 6/7] xen/pvh: Add memory map pointer to hvm_start_info struct Maran Wilson
2018-12-06 6:06 ` [PATCH v8 7/7] KVM: x86: Allow Qemu/KVM to use PVH entry point Maran Wilson
2018-12-06 22:05 ` Paolo Bonzini
2018-12-06 21:21 ` [PATCH v8 0/7] " Paolo Bonzini
2018-12-06 21:37 ` Borislav Petkov
2018-12-06 21:58 ` Boris Ostrovsky
2018-12-06 22:14 ` Paolo Bonzini
2018-12-07 10:25 ` Borislav Petkov
2018-12-07 16:07 ` [Xen-devel] " Boris Ostrovsky
2018-12-07 19:22 ` Borislav Petkov
2018-12-12 18:09 ` Maran Wilson
2018-12-12 18:17 ` Boris Ostrovsky
2018-12-13 13:13 ` Paolo Bonzini
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