linux-kernel - [PATCH] cacheinfo: Don't opencode per_cpu

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Message-Id: <20241023051118.888065-1-nik.borisov@suse.com>
Date: Wed, 23 Oct 2024 08:11:18 +0300
From: Nikolay Borisov <nik.borisov@...e.com>
To: gregkh@...uxfoundation.org
Cc: rafael@...nel.org,
	linux-kernel@...r.kernel.org,
	Nikolay Borisov <nik.borisov@...e.com>
Subject: [PATCH] cacheinfo: Don't opencode per_cpu_cacheinfo()

That file contains a local helper that returns ->info_list, just use it.
No functional changes.

Signed-off-by: Nikolay Borisov <nik.borisov@...e.com>
---
 drivers/base/cacheinfo.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
index 7a7609298e18..5344df24fd09 100644
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -367,9 +367,7 @@ static int cache_shared_cpu_map_setup(unsigned int cpu)
 
 		cpumask_set_cpu(cpu, &this_leaf->shared_cpu_map);
 		for_each_online_cpu(i) {
-			struct cpu_cacheinfo *sib_cpu_ci = get_cpu_cacheinfo(i);
-
-			if (i == cpu || !sib_cpu_ci->info_list)
+			if (i == cpu || !per_cpu_cacheinfo(i))
 				continue;/* skip if itself or no cacheinfo */
 			for (sib_index = 0; sib_index < cache_leaves(i); sib_index++) {
 				sib_leaf = per_cpu_cacheinfo_idx(i, sib_index);
@@ -409,10 +407,7 @@ static void cache_shared_cpu_map_remove(unsigned int cpu)
 	for (index = 0; index < cache_leaves(cpu); index++) {
 		this_leaf = per_cpu_cacheinfo_idx(cpu, index);
 		for_each_cpu(sibling, &this_leaf->shared_cpu_map) {
-			struct cpu_cacheinfo *sib_cpu_ci =
-						get_cpu_cacheinfo(sibling);
-
-			if (sibling == cpu || !sib_cpu_ci->info_list)
+			if (sibling == cpu || !per_cpu_cacheinfo(sibling))
 				continue;/* skip if itself or no cacheinfo */
 
 			for (sib_index = 0; sib_index < cache_leaves(sibling); sib_index++) {
-- 
2.34.1