From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: chenlifu <chenlifu@huawei.com>,
"benh@kernel.crashing.org" <benh@kernel.crashing.org>,
"mpe@ellerman.id.au" <mpe@ellerman.id.au>,
"npiggin@gmail.com" <npiggin@gmail.com>,
"nick.child@ibm.com" <nick.child@ibm.com>,
"zhengzucheng@huawei.com" <zhengzucheng@huawei.com>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"paulus@samba.org" <paulus@samba.org>,
"rppt@kernel.org" <rppt@kernel.org>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"oohall@gmail.com" <oohall@gmail.com>
Subject: Re: [PATCH v2 -next] powerpc/powermac: Fix symbol not declared warnings
Date: Wed, 2 Nov 2022 13:53:18 +0000 [thread overview]
Message-ID: <40a62a53-e971-ab26-6ec6-7727eb1d6a7e@csgroup.eu> (raw)
In-Reply-To: <8478195c-6d6e-d5ac-40f8-ab764419881e@huawei.com>
Le 31/10/2022 à 01:45, chenlifu a écrit :
> [Vous ne recevez pas souvent de courriers de chenlifu@huawei.com.
> Découvrez pourquoi ceci est important à
> https://aka.ms/LearnAboutSenderIdentification ]
>
> 在 2022/8/19 21:06, Chen Lifu 写道:
>> 1. ppc_override_l2cr and ppc_override_l2cr_value are only used in
>> l2cr_init() function, remove them and used *l2cr directly.
>> 2. has_l2cache is not used outside of the file, so mark it static and
>> do not initialise statics to 0.
>>
>> Fixes the following warning:
>>
>> arch/powerpc/platforms/powermac/setup.c:74:5: warning: symbol
>> 'ppc_override_l2cr' was not declared. Should it be static?
>> arch/powerpc/platforms/powermac/setup.c:75:5: warning: symbol
>> 'ppc_override_l2cr_value' was not declared. Should it be static?
>> arch/powerpc/platforms/powermac/setup.c:76:5: warning: symbol
>> 'has_l2cache' was not declared. Should it be static?
>>
>> Signed-off-by: Chen Lifu <chenlifu@huawei.com>
You could have replaced printk(KERN_INFO by pr_info(
Otherwise
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
>> ---
>> arch/powerpc/platforms/powermac/setup.c | 19 ++++++-------------
>> 1 file changed, 6 insertions(+), 13 deletions(-)
>>
>> diff --git a/arch/powerpc/platforms/powermac/setup.c
>> b/arch/powerpc/platforms/powermac/setup.c
>> index 04daa7f0a03c..49faa066b372 100644
>> --- a/arch/powerpc/platforms/powermac/setup.c
>> +++ b/arch/powerpc/platforms/powermac/setup.c
>> @@ -68,13 +68,11 @@
>>
>> #include "pmac.h"
>>
>> #undef SHOW_GATWICK_IRQS
>>
>> -int ppc_override_l2cr = 0;
>> -int ppc_override_l2cr_value;
>> -int has_l2cache = 0;
>> +static int has_l2cache;
>>
>> int pmac_newworld;
>>
>> static int current_root_goodness = -1;
>>
>> @@ -234,26 +232,21 @@ static void __init l2cr_init(void)
>>
>> for_each_of_cpu_node(np) {
>> const unsigned int *l2cr =
>> of_get_property(np, "l2cr-value", NULL);
>> if (l2cr) {
>> - ppc_override_l2cr = 1;
>> - ppc_override_l2cr_value = *l2cr;
>> _set_L2CR(0);
>> - _set_L2CR(ppc_override_l2cr_value);
>> + _set_L2CR(*l2cr);
>> + printk(KERN_INFO "L2CR overridden (0x%x), "
>> + "backside cache is %s\n",
>> + *l2cr, ((*l2cr) & 0x80000000) ?
>> + "enabled" : "disabled");
>> }
>> of_node_put(np);
>> break;
>> }
>> }
>> -
>> - if (ppc_override_l2cr)
>> - printk(KERN_INFO "L2CR overridden (0x%x), "
>> - "backside cache is %s\n",
>> - ppc_override_l2cr_value,
>> - (ppc_override_l2cr_value & 0x80000000)
>> - ? "enabled" : "disabled");
>> }
>> #endif
>>
>> static void __init pmac_setup_arch(void)
>> {
>
> Friendly ping ...
>
next prev parent reply other threads:[~2022-11-02 13:53 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-19 13:06 [PATCH v2 -next] powerpc/powermac: Fix symbol not declared warnings Chen Lifu
2022-10-31 0:45 ` chenlifu
2022-11-02 13:53 ` Christophe Leroy [this message]
2022-11-03 7:08 ` chenlifu
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