From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Xen-devel <xen-devel@lists.xen.org>
Cc: "Andrew Cooper" <andrew.cooper3@citrix.com>,
"Wei Liu" <wei.liu2@citrix.com>,
"Jan Beulich" <JBeulich@suse.com>,
"Roger Pau Monné" <roger.pau@citrix.com>
Subject: [PATCH 0/3] x86/smt: Runtime SMT controls
Date: Tue, 2 Apr 2019 20:57:25 +0100 [thread overview]
Message-ID: <1554235048-3373-1-git-send-email-andrew.cooper3@citrix.com> (raw)
This is some work which was discussed for L1TF and never got finished.
Testing for this work is what discovered the cpu online/offline memory leak.
Andrew Cooper (3):
xen/cpu: Distinguish "cpu already in that state" in cpu_{up,down}()
x86/sysctl: Clean up XEN_SYSCTL_cpu_hotplug
x86: Support for enabling/disabling SMT at runtime
tools/libxc/include/xenctrl.h | 2 +
tools/libxc/xc_cpu_hotplug.c | 26 +++++++++
tools/misc/xen-hptool.c | 56 ++++++++++++++++++
xen/arch/x86/setup.c | 2 +-
xen/arch/x86/sysctl.c | 126 ++++++++++++++++++++++++++++++++++++----
xen/common/cpu.c | 26 +++++----
xen/include/asm-x86/processor.h | 1 +
xen/include/public/sysctl.h | 9 +++
8 files changed, 226 insertions(+), 22 deletions(-)
--
2.1.4
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next reply other threads:[~2019-04-02 19:57 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-02 19:57 Andrew Cooper [this message]
2019-04-02 19:57 ` [PATCH 1/3] xen/cpu: Distinguish "cpu already in that state" in cpu_{up, down}() Andrew Cooper
2019-04-03 8:49 ` Jan Beulich
2019-04-02 19:57 ` [PATCH 2/3] x86/sysctl: Clean up XEN_SYSCTL_cpu_hotplug Andrew Cooper
2019-04-03 8:53 ` Jan Beulich
2019-04-03 9:06 ` Andrew Cooper
2019-04-03 9:38 ` Jan Beulich
2019-04-04 13:31 ` Andrew Cooper
2019-04-02 19:57 ` [PATCH 3/3] x86/smt: Support for enabling/disabling SMT at runtime Andrew Cooper
2019-04-03 9:33 ` Jan Beulich
2019-04-03 10:17 ` Andrew Cooper
2019-04-03 10:44 ` Jan Beulich
2019-04-03 11:33 ` Andrew Cooper
2019-04-03 12:10 ` Jan Beulich
2019-04-11 8:16 ` Jan Beulich
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