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Message-ID: <202211242325.3rBSJfMx-lkp@intel.com>
Date: Thu, 24 Nov 2022 23:21:04 +0800
From: kernel test robot <lkp@...el.com>
To: Lino Sanfilippo <LinoSanfilippo@....de>, peterhuewe@....de,
jarkko@...nel.org, jgg@...pe.ca
Cc: oe-kbuild-all@...ts.linux.dev, stefanb@...ux.vnet.ibm.com,
linux@...ewoehner.de, linux-integrity@...r.kernel.org,
linux-kernel@...r.kernel.org, jandryuk@...il.com,
pmenzel@...gen.mpg.de, l.sanfilippo@...bus.com,
LinoSanfilippo@....de, lukas@...ner.de, p.rosenberger@...bus.com
Subject: Re: [PATCH v11 05/14] tpm, tpm_tis: Claim locality before writing
interrupt registers
Hi Lino,
I love your patch! Perhaps something to improve:
[auto build test WARNING on 30a0b95b1335e12efef89dd78518ed3e4a71a763]
url: https://github.com/intel-lab-lkp/linux/commits/Lino-Sanfilippo/TPM-IRQ-fixes/20221124-215932
base: 30a0b95b1335e12efef89dd78518ed3e4a71a763
patch link: https://lore.kernel.org/r/20221124135538.31020-6-LinoSanfilippo%40gmx.de
patch subject: [PATCH v11 05/14] tpm, tpm_tis: Claim locality before writing interrupt registers
config: m68k-allyesconfig
compiler: m68k-linux-gcc (GCC) 12.1.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/aff4f2aead15a8dd374e43112b120603e7008156
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Lino-Sanfilippo/TPM-IRQ-fixes/20221124-215932
git checkout aff4f2aead15a8dd374e43112b120603e7008156
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/char/tpm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
drivers/char/tpm/tpm_tis_core.c: In function 'tpm_tis_gen_interrupt':
>> drivers/char/tpm/tpm_tis_core.c:737:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
737 | int ret;
| ^~~
vim +/ret +737 drivers/char/tpm/tpm_tis_core.c
41a5e1cf1fe151 Christophe Ricard 2016-05-19 731
c80ceaa1aa1671 Lino Sanfilippo 2022-11-24 732 static void tpm_tis_gen_interrupt(struct tpm_chip *chip)
eb5854e764b91a Jarkko Sakkinen 2016-06-12 733 {
eb5854e764b91a Jarkko Sakkinen 2016-06-12 734 const char *desc = "attempting to generate an interrupt";
eb5854e764b91a Jarkko Sakkinen 2016-06-12 735 u32 cap2;
eb5854e764b91a Jarkko Sakkinen 2016-06-12 736 cap_t cap;
d53a6adfb55396 Lukasz Majczak 2021-02-16 @737 int ret;
eb5854e764b91a Jarkko Sakkinen 2016-06-12 738
e630af7dfb450d Jarkko Sakkinen 2021-05-10 739 if (chip->flags & TPM_CHIP_FLAG_TPM2)
e630af7dfb450d Jarkko Sakkinen 2021-05-10 740 ret = tpm2_get_tpm_pt(chip, 0x100, &cap2, desc);
e630af7dfb450d Jarkko Sakkinen 2021-05-10 741 else
d53a6adfb55396 Lukasz Majczak 2021-02-16 742 ret = tpm1_getcap(chip, TPM_CAP_PROP_TIS_TIMEOUT, &cap, desc, 0);
eb5854e764b91a Jarkko Sakkinen 2016-06-12 743 }
eb5854e764b91a Jarkko Sakkinen 2016-06-12 744
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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