linux-kernel - [PATCH v3 22/26] fs/resctrl: Add type define for PERF

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Message-ID: <20250407234032.241215-23-tony.luck@intel.com>
Date: Mon,  7 Apr 2025 16:40:24 -0700
From: Tony Luck <tony.luck@...el.com>
To: Fenghua Yu <fenghuay@...dia.com>,
	Reinette Chatre <reinette.chatre@...el.com>,
	Maciej Wieczor-Retman <maciej.wieczor-retman@...el.com>,
	Peter Newman <peternewman@...gle.com>,
	James Morse <james.morse@....com>,
	Babu Moger <babu.moger@....com>,
	Drew Fustini <dfustini@...libre.com>,
	Dave Martin <Dave.Martin@....com>,
	Anil Keshavamurthy <anil.s.keshavamurthy@...el.com>
Cc: linux-kernel@...r.kernel.org,
	patches@...ts.linux.dev,
	Tony Luck <tony.luck@...el.com>
Subject: [PATCH v3 22/26] fs/resctrl: Add type define for PERF_PKG files

Creation of the default info file for monitor resources requires
an RFTYPE_RES_ define and mapping from the resource id.

Add the define and case in fflags_from_resource().

Signed-off-by: Tony Luck <tony.luck@...el.com>
---
 fs/resctrl/internal.h | 2 ++
 fs/resctrl/rdtgroup.c | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/fs/resctrl/internal.h b/fs/resctrl/internal.h
index 4a840e683e96..b7bc820da726 100644
--- a/fs/resctrl/internal.h
+++ b/fs/resctrl/internal.h
@@ -253,6 +253,8 @@ struct rdtgroup {
 
 #define RFTYPE_DEBUG			BIT(10)
 
+#define RFTYPE_RES_PERF_PKG		BIT(11)
+
 #define RFTYPE_CTRL_INFO		(RFTYPE_INFO | RFTYPE_CTRL)
 
 #define RFTYPE_MON_INFO			(RFTYPE_INFO | RFTYPE_MON)
diff --git a/fs/resctrl/rdtgroup.c b/fs/resctrl/rdtgroup.c
index 34fcd20f8dd7..cae68e8b9f86 100644
--- a/fs/resctrl/rdtgroup.c
+++ b/fs/resctrl/rdtgroup.c
@@ -2175,6 +2175,8 @@ static unsigned long fflags_from_resource(struct rdt_resource *r)
 	case RDT_RESOURCE_MBA:
 	case RDT_RESOURCE_SMBA:
 		return RFTYPE_RES_MB;
+	case RDT_RESOURCE_PERF_PKG:
+		return RFTYPE_RES_PERF_PKG;
 	}
 
 	return WARN_ON_ONCE(1);
-- 
2.48.1