From: Wei Liu <wei.liu2@citrix.com>
To: Haozhong Zhang <haozhong.zhang@intel.com>
Cc: Wei Liu <wei.liu2@citrix.com>,
Liu Jinsong <jinsong.liu@alibaba-inc.com>,
Christoph Egger <chegger@amazon.de>,
Ian Jackson <ian.jackson@eu.citrix.com>,
xen-devel@lists.xen.org, Jan Beulich <jbeulich@suse.com>,
Andrew Cooper <andrew.cooper3@citrix.com>
Subject: Re: [PATCH 17/19] x86/vmce, tools/libxl: expose LMCE capability in guest MSR_IA32_MCG_CAP
Date: Mon, 20 Feb 2017 12:32:45 +0000 [thread overview]
Message-ID: <20170220123245.cuwjjpbil6t6esk5@citrix.com> (raw)
In-Reply-To: <20170217063936.13208-18-haozhong.zhang@intel.com>
On Fri, Feb 17, 2017 at 02:39:34PM +0800, Haozhong Zhang wrote:
> If LMCE is supported by host and "lmce = 1" is present in xl config, the
> LMCE capability will be exposed in guest MSR_IA32_MCG_CAP. By default,
> LMCE is not exposed to guest so as to keep the backwards migration
> compatibility.
>
> Signed-off-by: Haozhong Zhang <haozhong.zhang@intel.com>
Sorry for this stupid question: what does L in LMCE stand for? Googling
LMCE doesn't return useful result.
>
> int libxl__build_pre(libxl__gc *gc, uint32_t domid,
> diff --git a/tools/libxl/libxl_types.idl b/tools/libxl/libxl_types.idl
> index a612d1f..3cb0d9a 100644
> --- a/tools/libxl/libxl_types.idl
> +++ b/tools/libxl/libxl_types.idl
> @@ -550,6 +550,7 @@ libxl_domain_build_info = Struct("domain_build_info",[
> ("serial_list", libxl_string_list),
> ("rdm", libxl_rdm_reserve),
> ("rdm_mem_boundary_memkb", MemKB),
> + ("lmce", libxl_defbool),
You also need to add LIBXL_HAVE_LMCE to libxl.h.
Wei.
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next prev parent reply other threads:[~2017-02-20 12:32 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-17 6:39 [PATCH 00/19] MCE code cleanup and add LMCE support Haozhong Zhang
2017-02-17 6:39 ` [PATCH 01/19] x86/mce: fix indentation style in xen-mca.h and mce.h Haozhong Zhang
2017-02-17 9:49 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 02/19] x86/mce: remove declarations of non-existing functions in mce.h Haozhong Zhang
2017-02-17 9:50 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 03/19] x86/mce: remove unnecessary braces around intel_get_extended_msrs() Haozhong Zhang
2017-02-17 9:51 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 04/19] xen/mce: remove unused x86_mcinfo_add() Haozhong Zhang
2017-02-17 9:55 ` Jan Beulich
2017-02-20 1:52 ` Haozhong Zhang
2017-02-20 9:00 ` Jan Beulich
2017-02-20 9:10 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 05/19] x86/mce: merge loops to get Intel extended MC MSR Haozhong Zhang
2017-02-17 9:58 ` Jan Beulich
2017-02-20 1:11 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 06/19] x86/mce: merge intel_default_mce_dhandler/uhandler() Haozhong Zhang
2017-02-17 10:01 ` Jan Beulich
2017-02-20 2:40 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 07/19] x86/vmce: include domain/vcpu id in debug messages Haozhong Zhang
2017-02-17 10:03 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 08/19] x86/mce: set mcinfo_comm.type and .size in x86_mcinfo_reserve() Haozhong Zhang
2017-02-17 10:07 ` Jan Beulich
2017-02-20 2:48 ` Haozhong Zhang
2017-02-20 9:02 ` Jan Beulich
2017-02-20 9:11 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 09/19] x86/vmce: fill MSR_IA32_MCG_STATUS on all vcpus in broadcast case Haozhong Zhang
2017-02-17 10:21 ` Jan Beulich
2017-02-20 4:36 ` Haozhong Zhang
2017-02-20 9:04 ` Jan Beulich
2017-02-20 9:12 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 10/19] x86/mce: always write 0 to MSR_IA32_MCG_STATUS on Intel CPU Haozhong Zhang
2017-02-17 10:26 ` Jan Beulich
2017-02-17 15:01 ` Boris Ostrovsky
2017-02-17 15:13 ` Jan Beulich
2017-02-17 15:38 ` Boris Ostrovsky
2017-02-17 6:39 ` [PATCH 11/19] tools/xen-mceinj: fix the type of cpu number Haozhong Zhang
2017-02-17 10:08 ` Jan Beulich
2017-02-20 2:49 ` Haozhong Zhang
2017-02-20 12:29 ` Wei Liu
2017-02-17 6:39 ` [PATCH 12/19] x86/mce: handle LMCE locally Haozhong Zhang
2017-02-22 13:53 ` Jan Beulich
2017-02-23 3:06 ` Haozhong Zhang
2017-02-23 7:42 ` Jan Beulich
2017-02-23 8:38 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 13/19] x86/mce_intel: detect and enable LMCE on Intel host Haozhong Zhang
2017-02-22 15:10 ` Jan Beulich
2017-02-23 3:16 ` Haozhong Zhang
2017-02-23 7:45 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 14/19] x86/vmx: expose LMCE feature via guest MSR_IA32_FEATURE_CONTROL Haozhong Zhang
2017-02-22 15:20 ` Jan Beulich
2017-02-23 4:10 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 15/19] x86/vmce: emulate MSR_IA32_MCG_EXT_CTL Haozhong Zhang
2017-02-22 15:36 ` Jan Beulich
2017-02-23 4:26 ` Haozhong Zhang
2017-02-23 7:53 ` Jan Beulich
2017-02-23 8:54 ` Haozhong Zhang
2017-02-23 9:04 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 16/19] x86/vmce: enable injecting LMCE to guest on Intel host Haozhong Zhang
2017-02-22 15:48 ` Jan Beulich
2017-02-23 4:48 ` Haozhong Zhang
2017-02-23 8:21 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 17/19] x86/vmce, tools/libxl: expose LMCE capability in guest MSR_IA32_MCG_CAP Haozhong Zhang
2017-02-20 12:32 ` Wei Liu [this message]
2017-02-20 12:38 ` Jan Beulich
2017-02-20 14:12 ` Wei Liu
2017-02-20 23:55 ` Haozhong Zhang
2017-02-22 15:55 ` Jan Beulich
2017-02-23 5:07 ` Haozhong Zhang
2017-02-17 6:39 ` [PATCH 18/19] xen/mce: add support of vLMCE injection to XEN_MC_inject_v2 Haozhong Zhang
2017-02-22 15:59 ` Jan Beulich
2017-02-23 5:14 ` Haozhong Zhang
2017-02-23 8:26 ` Jan Beulich
2017-02-23 9:14 ` Haozhong Zhang
2017-02-23 9:22 ` Jan Beulich
2017-02-17 6:39 ` [PATCH 19/19] tools/xen-mceinj: support injecting LMCE Haozhong Zhang
2017-02-20 12:53 ` Wei Liu
2017-02-20 23:50 ` Haozhong Zhang
2017-02-21 9:18 ` Wei Liu
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