linux-kernel - [PATCH v2] kallsyms: Remove function arch_get

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Date:   Thu, 22 Apr 2021 17:49:06 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     ast@...nel.org
Cc:     daniel@...earbox.net, andrii@...nel.org, kafai@...com,
        songliubraving@...com, yhs@...com, john.fastabend@...il.com,
        kpsingh@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
Subject: [PATCH v2] kallsyms: Remove function arch_get_kallsym()

Fix the following sparse warning:

kernel/kallsyms.c:457:12: warning: symbol 'arch_get_kallsym' was not
declared. Should it be static?

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
Changes in v2:
  -Remove function arch_get_kallsym().

 kernel/kallsyms.c | 18 ++----------------
 1 file changed, 2 insertions(+), 16 deletions(-)

diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index 8043a90..49c4268 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -454,24 +454,10 @@ struct kallsym_iter {
 	int show_value;
 };
 
-int __weak arch_get_kallsym(unsigned int symnum, unsigned long *value,
-			    char *type, char *name)
-{
-	return -EINVAL;
-}
-
 static int get_ksymbol_arch(struct kallsym_iter *iter)
 {
-	int ret = arch_get_kallsym(iter->pos - kallsyms_num_syms,
-				   &iter->value, &iter->type,
-				   iter->name);
-
-	if (ret < 0) {
-		iter->pos_arch_end = iter->pos;
-		return 0;
-	}
-
-	return 1;
+	iter->pos_arch_end = iter->pos;
+	return 0;
 }
 
 static int get_ksymbol_mod(struct kallsym_iter *iter)
-- 
1.8.3.1