linux-kernel - Re: [PATCH 5/5] Use __func_

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Date:   Fri, 18 Aug 2017 21:25:39 +1000
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Michal Suchánek <msuchanek@...e.de>,
        SZ Lin <sz.lin@...a.com>
Cc:     Linuxppc-dev 
        <linuxppc-dev-bounces+msuchanek=suse.de@...ts.ozlabs.org>,
        linux-kernel@...r.kernel.org, jarkko.sakkinen@...ux.intel.com,
        jgunthorpe@...idianresearch.com, tpmdd-devel@...ts.sourceforge.net,
        paulus@...ba.org, ashleydlai@...il.com, peterhuewe@....de,
        linuxppc-dev@...ts.ozlabs.org, tpmdd@...horst.ne
Subject: Re: [PATCH 5/5] Use __func__ instead of function name

Michal Suchánek <msuchanek@...e.de> writes:

> On 2017-07-29 09:24, SZ Lin wrote:
>> Fix following checkpatch.pl warning:
>> WARNING: Prefer using '"%s...", __func__' to using
>> the function's name, in a string
>> 
>> Signed-off-by: SZ Lin <sz.lin@...a.com>
>> ---
>>  drivers/char/tpm/tpm_ibmvtpm.c | 12 ++++++------
>>  1 file changed, 6 insertions(+), 6 deletions(-)
>> 
>> diff --git a/drivers/char/tpm/tpm_ibmvtpm.c 
>> b/drivers/char/tpm/tpm_ibmvtpm.c
>> index e75a674b44ac..2d33acc43e25 100644
>> --- a/drivers/char/tpm/tpm_ibmvtpm.c
>> +++ b/drivers/char/tpm/tpm_ibmvtpm.c
>> @@ -151,7 +151,7 @@ static int tpm_ibmvtpm_send(struct tpm_chip *chip,
>> u8 *buf, size_t count)
>>  	rc = ibmvtpm_send_crq(ibmvtpm->vdev, be64_to_cpu(word[0]),
>>  			      be64_to_cpu(word[1]));
>>  	if (rc != H_SUCCESS) {
>> -		dev_err(ibmvtpm->dev, "tpm_ibmvtpm_send failed rc=%d\n", rc);
>> +		dev_err(ibmvtpm->dev, "%s failed rc=%d\n", __func__, rc);
>
> Can function name contain a %?

Let's hope not.

$ git grep "%s.*__func__" | wc -l
16937

cheers