mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
To: tglx@linutronix.de
Cc: mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com,
	x86@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org,
	Jiapeng Chong <jiapeng.chong@linux.alibaba.com>,
	Abaci Robot <abaci@linux.alibaba.com>
Subject: [PATCH] x86/cacheinfo: Remove set but unused variable 'trace'
Date: Wed, 23 Nov 2022 14:01:06 +0800	[thread overview]
Message-ID: <20221123060106.29067-1-jiapeng.chong@linux.alibaba.com> (raw)

Variable 'trace' is not effectively used in the function, so delete it.

arch/x86/kernel/cpu/cacheinfo.c:737:15: warning: variable 'trace' set but not used.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=3243
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
---
 arch/x86/kernel/cpu/cacheinfo.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/cacheinfo.c b/arch/x86/kernel/cpu/cacheinfo.c
index f4e5aa27eec6..c6c0052def8e 100644
--- a/arch/x86/kernel/cpu/cacheinfo.c
+++ b/arch/x86/kernel/cpu/cacheinfo.c
@@ -734,7 +734,7 @@ void init_hygon_cacheinfo(struct cpuinfo_x86 *c)
 void init_intel_cacheinfo(struct cpuinfo_x86 *c)
 {
 	/* Cache sizes */
-	unsigned int trace = 0, l1i = 0, l1d = 0, l2 = 0, l3 = 0;
+	unsigned int l1i = 0, l1d = 0, l2 = 0, l3 = 0;
 	unsigned int new_l1d = 0, new_l1i = 0; /* Cache sizes from cpuid(4) */
 	unsigned int new_l2 = 0, new_l3 = 0, i; /* Cache sizes from cpuid(4) */
 	unsigned int l2_id = 0, l3_id = 0, num_threads_sharing, index_msb;
@@ -836,7 +836,6 @@ void init_intel_cacheinfo(struct cpuinfo_x86 *c)
 							l3 += cache_table[k].size;
 							break;
 						case LVL_TRACE:
-							trace += cache_table[k].size;
 							break;
 						}
 
-- 
2.20.1.7.g153144c


             reply	other threads:[~2022-11-23  6:01 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-23  6:01 Jiapeng Chong [this message]
2022-12-02 13:04 ` Thomas Gleixner

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20221123060106.29067-1-jiapeng.chong@linux.alibaba.com \
    --to=jiapeng.chong@linux.alibaba.com \
    --cc=abaci@linux.alibaba.com \
    --cc=bp@alien8.de \
    --cc=dave.hansen@linux.intel.com \
    --cc=hpa@zytor.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@redhat.com \
    --cc=tglx@linutronix.de \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®