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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 v10 02/11] x86: implement get value interface for MBA
Date: Tue, 19 Dec 2017 08:42:13 +0800	[thread overview]
Message-ID: <1513644142-50972-3-git-send-email-yi.y.sun@linux.intel.com> (raw)
In-Reply-To: <1513644142-50972-1-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>
Acked-by: Jan Beulich <jbeulich@suse.com>
---
CC: Andrew Cooper <andrew.cooper3@citrix.com>
CC: Jan Beulich <jbeulich@suse.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>

v5:
    - use newly defined macro to get MBA thrtl.
      (suggested by Roger Pau Monné)
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       | 4 ++++
 xen/include/public/domctl.h | 1 +
 2 files changed, 5 insertions(+)

diff --git a/xen/arch/x86/domctl.c b/xen/arch/x86/domctl.c
index 628c6b8..75e5e35 100644
--- a/xen/arch/x86/domctl.c
+++ b/xen/arch/x86/domctl.c
@@ -1531,6 +1531,10 @@ long arch_do_domctl(
             ret = domctl_psr_get_val(d, domctl, PSR_TYPE_L2_CBM, copyback);
             break;
 
+        case XEN_DOMCTL_PSR_GET_MBA_THRTL:
+            ret = domctl_psr_get_val(d, domctl, PSR_TYPE_MBA_THRTL, copyback);
+            break;
+
 #undef domctl_psr_get_val
 
         default:
diff --git a/xen/include/public/domctl.h b/xen/include/public/domctl.h
index eaff9b3..44cf0b5 100644
--- a/xen/include/public/domctl.h
+++ b/xen/include/public/domctl.h
@@ -1074,6 +1074,7 @@ 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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  parent reply	other threads:[~2017-12-19  1:49 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-19  0:42 [PATCH v10 00/11] Enable Memory Bandwidth Allocation in Xen Yi Sun
2017-12-19  0:42 ` [PATCH v10 01/11] x86: implement get hw info flow for MBA Yi Sun
2017-12-20  8:56   ` Jan Beulich
2017-12-20 10:32   ` Jan Beulich
2017-12-21  2:30     ` Yi Sun
2017-12-19  0:42 ` Yi Sun [this message]
2017-12-19  0:42 ` [PATCH v10 03/11] x86: implement set value " Yi Sun
2017-12-19  0:42 ` [PATCH v10 04/11] tools: create general interfaces to support psr allocation features Yi Sun
2017-12-19  0:42 ` [PATCH v10 05/11] tools: implement the new libxc get hw info interface Yi Sun
2017-12-19  0:42 ` [PATCH v10 06/11] tools: implement the new libxl " Yi Sun
2017-12-19  0:42 ` [PATCH v10 07/11] tools: implement the new xl " Yi Sun
2017-12-19  0:42 ` [PATCH v10 08/11] tools: rename 'xc_psr_cat_type' to 'xc_psr_type' Yi Sun
2017-12-19  0:42 ` [PATCH v10 09/11] tools: implement new generic get value interface and MBA get value command Yi Sun
2017-12-19  0:42 ` [PATCH v10 10/11] tools: implement new generic set value interface and MBA set " Yi Sun
2018-01-08 12:23   ` Wei Liu
2017-12-19  0:42 ` [PATCH v10 11/11] docs: add MBA description in docs Yi Sun
2017-12-20  9:11 ` [PATCH v10 00/11] Enable Memory Bandwidth Allocation in Xen Jan Beulich
2018-01-08  4:28   ` Yi Sun
2018-01-08 12:25     ` Wei Liu
2018-01-09  0:31       ` Yi Sun
2018-01-18 11:10         ` Wei Liu
2018-01-18 11:31           ` Wei Liu
2018-01-18 11:50             ` Wei Liu

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