linux-kernel - [PATCH 1/3] x86/intel_rdt: Fix padding when resource is enabled via mount

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Date:   Wed, 19 Apr 2017 16:50:02 -0700
From:   Vikas Shivappa <vikas.shivappa@...ux.intel.com>
To:     vikas.shivappa@...el.com, x86@...nel.org,
        linux-kernel@...r.kernel.org
Cc:     sai.praneeth.prakhya@...el.com, hpa@...or.com, tglx@...utronix.de,
        mingo@...nel.org, ravi.v.shankar@...el.com, tony.luck@...el.com,
        fenghua.yu@...el.com, vikas.shivappa@...ux.intel.com
Subject: [PATCH 1/3] x86/intel_rdt: Fix padding when resource is enabled via mount

Currently max width of 'resource name' and 'resource data' is being
initialized based on 'enabled resources' during boot. But the mount can
enable different capable resources at a later time which upsets the
tabular format of schemata. Fix this to be based on 'all capable'
resources.

Signed-off-by: Vikas Shivappa <vikas.shivappa@...ux.intel.com>
Tested-by: Prakhya, Sai Praneeth <sai.praneeth.prakhya@...el.com>
---
 arch/x86/kernel/cpu/intel_rdt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/intel_rdt.c b/arch/x86/kernel/cpu/intel_rdt.c
index 731f70a..5b36646 100644
--- a/arch/x86/kernel/cpu/intel_rdt.c
+++ b/arch/x86/kernel/cpu/intel_rdt.c
@@ -492,7 +492,7 @@ static __init void rdt_init_padding(void)
 	struct rdt_resource *r;
 	int cl;
 
-	for_each_enabled_rdt_resource(r) {
+	for_each_capable_rdt_resource(r) {
 		cl = strlen(r->name);
 		if (cl > max_name_width)
 			max_name_width = cl;
-- 
1.9.1