From: Yi Sun <yi.y.sun@linux.intel.com>
To: xen-devel@lists.xenproject.org
Cc: "Wei Liu" <wei.liu2@citrix.com>,
"Yi Sun" <yi.y.sun@linux.intel.com>,
"Andrew Cooper" <andrew.cooper3@citrix.com>,
"Jan Beulich" <jbeulich@suse.com>,
"Chao Peng" <chao.p.peng@linux.intel.com>,
"Roger Pau Monné" <roger.pau@citrix.com>
Subject: [PATCH v4 06/15] x86: implement get value interface for MBA
Date: Sat, 23 Sep 2017 17:48:15 +0800 [thread overview]
Message-ID: <1506160104-5890-7-git-send-email-yi.y.sun@linux.intel.com> (raw)
In-Reply-To: <1506160104-5890-1-git-send-email-yi.y.sun@linux.intel.com>
This patch implements get value domctl interface for MBA.
Signed-off-by: Yi Sun <yi.y.sun@linux.intel.com>
Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
---
CC: Jan Beulich <jbeulich@suse.com>
CC: Andrew Cooper <andrew.cooper3@citrix.com>
CC: Wei Liu <wei.liu2@citrix.com>
CC: Roger Pau Monné <roger.pau@citrix.com>
CC: Chao Peng <chao.p.peng@linux.intel.com>
v4:
- remove 'ALLOC_' from macro names.
(suggested by Roger Pau Monné)
v3:
- change 'PSR_VAL_TYPE_MBA' to 'PSR_TYPE_MBA_THRTL'.
(suggested by Roger Pau Monné)
---
xen/arch/x86/domctl.c | 7 +++++++
xen/include/public/domctl.h | 1 +
2 files changed, 8 insertions(+)
diff --git a/xen/arch/x86/domctl.c b/xen/arch/x86/domctl.c
index 18cae88..22650d7 100644
--- a/xen/arch/x86/domctl.c
+++ b/xen/arch/x86/domctl.c
@@ -1496,6 +1496,13 @@ long arch_do_domctl(
copyback = true;
break;
+ case XEN_DOMCTL_PSR_GET_MBA_THRTL:
+ ret = psr_get_val(d, domctl->u.psr_alloc.target,
+ &val32, PSR_TYPE_MBA_THRTL);
+ domctl->u.psr_alloc.data = val32;
+ copyback = true;
+ break;
+
default:
ret = -EOPNOTSUPP;
break;
diff --git a/xen/include/public/domctl.h b/xen/include/public/domctl.h
index 0c6f6ae..ec6d2de 100644
--- a/xen/include/public/domctl.h
+++ b/xen/include/public/domctl.h
@@ -1156,6 +1156,7 @@ struct xen_domctl_psr_alloc {
#define XEN_DOMCTL_PSR_GET_L3_DATA 5
#define XEN_DOMCTL_PSR_SET_L2_CBM 6
#define XEN_DOMCTL_PSR_GET_L2_CBM 7
+#define XEN_DOMCTL_PSR_GET_MBA_THRTL 9
uint32_t cmd; /* IN: XEN_DOMCTL_PSR_* */
uint32_t target; /* IN */
uint64_t data; /* IN/OUT */
--
1.9.1
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next prev parent reply other threads:[~2017-09-23 10:08 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-23 9:48 [PATCH v4 00/15] Enable Memory Bandwidth Allocation in Xen Yi Sun
2017-09-23 9:48 ` [PATCH v4 01/15] docs: create Memory Bandwidth Allocation (MBA) feature document Yi Sun
2017-09-25 15:13 ` Roger Pau Monné
2017-09-23 9:48 ` [PATCH v4 02/15] Rename PSR sysctl/domctl interfaces and xsm policy to make them be general Yi Sun
2017-09-25 16:15 ` Roger Pau Monné
2017-09-26 5:15 ` Yi Sun
2017-09-26 14:19 ` Wei Liu
2017-09-28 2:12 ` Yi Sun
2017-09-28 8:34 ` Wei Liu
2017-09-28 10:21 ` Jan Beulich
2017-09-29 1:34 ` Yi Sun
2017-10-04 5:47 ` Jan Beulich
2017-09-23 9:48 ` [PATCH v4 03/15] x86: rename 'cbm_type' to 'psr_type' to make it general Yi Sun
2017-09-28 10:25 ` Jan Beulich
2017-09-29 1:35 ` Yi Sun
2017-09-23 9:48 ` [PATCH v4 04/15] x86: implement data structure and CPU init flow for MBA Yi Sun
2017-09-26 8:38 ` Roger Pau Monné
2017-09-28 10:27 ` Jan Beulich
2017-09-28 11:00 ` Jan Beulich
2017-09-29 1:53 ` Yi Sun
2017-10-04 5:52 ` Jan Beulich
2017-10-05 4:42 ` Yi Sun
2017-10-05 8:49 ` Jan Beulich
2017-10-05 10:08 ` Yi Sun
2017-09-23 9:48 ` [PATCH v4 05/15] x86: implement get hw info " Yi Sun
2017-09-26 8:46 ` Roger Pau Monné
2017-09-26 11:49 ` Jan Beulich
2017-09-23 9:48 ` Yi Sun [this message]
2017-09-28 11:12 ` [PATCH v4 06/15] x86: implement get value interface " Jan Beulich
2017-09-23 9:48 ` [PATCH v4 07/15] x86: implement set value flow " Yi Sun
2017-09-26 9:39 ` Roger Pau Monné
2017-09-28 2:39 ` Yi Sun
2017-09-28 11:15 ` Jan Beulich
2017-09-28 11:36 ` Jan Beulich
2017-09-29 2:56 ` Yi Sun
2017-10-04 5:59 ` Jan Beulich
2017-10-05 4:48 ` Yi Sun
2017-10-05 8:39 ` Roger Pau Monné
2017-10-05 9:39 ` Jan Beulich
2017-10-05 10:10 ` Yi Sun
2017-10-05 8:55 ` Jan Beulich
2017-10-05 10:32 ` Yi Sun
2017-09-23 9:48 ` [PATCH v4 08/15] tools: create general interfaces to support psr allocation features Yi Sun
2017-09-26 10:11 ` Roger Pau Monné
2017-09-23 9:48 ` [PATCH v4 09/15] tools: implement the new libxc get hw info interface Yi Sun
2017-09-26 10:22 ` Roger Pau Monné
2017-09-23 9:48 ` [PATCH v4 10/15] tools: implement the new libxl " Yi Sun
2017-09-26 10:54 ` Roger Pau Monné
2017-09-23 9:48 ` [PATCH v4 11/15] tools: implement the new xl " Yi Sun
2017-09-26 11:19 ` Roger Pau Monné
2017-09-23 9:48 ` [PATCH v4 12/15] tools: rename 'xc_psr_cat_type' to 'xc_psr_type' Yi Sun
2017-09-26 11:21 ` Roger Pau Monné
2017-09-23 9:48 ` [PATCH v4 13/15] tools: implement new generic get value interface and MBA get value command Yi Sun
2017-09-26 11:34 ` Roger Pau Monné
2017-09-23 9:48 ` [PATCH v4 14/15] tools: implement new generic set value interface and MBA set " Yi Sun
2017-09-26 11:39 ` Roger Pau Monné
2017-09-28 2:46 ` Yi Sun
2017-09-23 9:48 ` [PATCH v4 15/15] docs: add MBA description in docs Yi Sun
2017-09-26 11:45 ` Roger Pau Monné
2017-09-26 11:48 ` [PATCH v4 00/15] Enable Memory Bandwidth Allocation in Xen Roger Pau Monné
2017-09-28 2:20 ` Yi Sun
2017-09-28 15:57 ` Wei Liu
2017-09-29 2:58 ` Yi Sun
2017-09-29 8:02 ` Wei Liu
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