From: Cathy Zhang <cathy.zhang@intel.com>
To: pbonzini@redhat.com, rth@twiddle.net, ehabkost@redhat.com
Cc: qemu-devel@nongnu.org, Cathy Zhang <cathy.zhang@intel.com>
Subject: [PATCH 1/3] i386: Add MSR feature bit for MDS-NO
Date: Sat, 12 Oct 2019 15:00:36 +0800 [thread overview]
Message-ID: <1570863638-22272-2-git-send-email-cathy.zhang@intel.com> (raw)
In-Reply-To: <1570863638-22272-1-git-send-email-cathy.zhang@intel.com>
Define MSR_ARCH_CAP_MDS_NO in the IA32_ARCH_CAPABILITIES MSR to allow
CPU models to report the feature when host supports it.
Signed-off-by: Cathy Zhang <cathy.zhang@intel.com>
---
target/i386/cpu.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index eaa5395..e757149 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -777,6 +777,7 @@ typedef uint64_t FeatureWordArray[FEATURE_WORDS];
#define MSR_ARCH_CAP_RSBA (1U << 2)
#define MSR_ARCH_CAP_SKIP_L1DFL_VMENTRY (1U << 3)
#define MSR_ARCH_CAP_SSB_NO (1U << 4)
+#define MSR_ARCH_CAP_MDS_NO (1U << 5)
#define MSR_CORE_CAP_SPLIT_LOCK_DETECT (1U << 5)
--
1.8.3.1
next prev parent reply other threads:[~2019-10-12 12:30 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-12 7:00 [PATCH 0/3] Add CPU model for intel processor Cooper Lake Cathy Zhang
2019-10-12 7:00 ` Cathy Zhang [this message]
2019-10-12 7:00 ` [PATCH 2/3] i386: Add macro for stibp Cathy Zhang
2019-10-12 7:00 ` [PATCH 3/3] i386: Add new CPU model Cooperlake Cathy Zhang
2019-10-12 15:04 ` [PATCH 0/3] Add CPU model for intel processor Cooper Lake no-reply
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1570863638-22272-2-git-send-email-cathy.zhang@intel.com \
--to=cathy.zhang@intel.com \
--cc=ehabkost@redhat.com \
--cc=pbonzini@redhat.com \
--cc=qemu-devel@nongnu.org \
--cc=rth@twiddle.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.