* Re: [PATCH 2/2] firmware: imx: sm-misc: Dump syslog info
[not found] <20250910-sm-syslog-v1-2-5b36f8f21da6@nxp.com>
@ 2025-09-12 0:08 ` kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2025-09-12 0:08 UTC (permalink / raw)
To: Peng Fan, Sudeep Holla, Cristian Marussi, Shawn Guo, Sascha Hauer,
Pengutronix Kernel Team, Fabio Estevam
Cc: llvm, oe-kbuild-all, arm-scmi, imx, linux-arm-kernel,
linux-kernel, Peng Fan
Hi Peng,
kernel test robot noticed the following build errors:
[auto build test ERROR on 65dd046ef55861190ecde44c6d9fcde54b9fb77d]
url: https://github.com/intel-lab-lkp/linux/commits/Peng-Fan/firmware-arm_scmi-imx-Support-getting-syslog-of-MISC-protocol/20250910-223316
base: 65dd046ef55861190ecde44c6d9fcde54b9fb77d
patch link: https://lore.kernel.org/r/20250910-sm-syslog-v1-2-5b36f8f21da6%40nxp.com
patch subject: [PATCH 2/2] firmware: imx: sm-misc: Dump syslog info
config: i386-buildonly-randconfig-004-20250912 (https://download.01.org/0day-ci/archive/20250912/202509120758.omltrDMi-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250912/202509120758.omltrDMi-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202509120758.omltrDMi-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/firmware/imx/sm-misc.c:54:39: error: use of undeclared identifier 'SZ_4K'
54 | void *syslog __free(kfree) = kmalloc(SZ_4K, GFP_KERNEL);
| ^
>> drivers/firmware/imx/sm-misc.c:54:39: error: use of undeclared identifier 'SZ_4K'
>> drivers/firmware/imx/sm-misc.c:54:39: error: use of undeclared identifier 'SZ_4K'
drivers/firmware/imx/sm-misc.c:56:13: error: use of undeclared identifier 'SZ_4K'
56 | u16 size = SZ_4K / 4;
| ^
drivers/firmware/imx/sm-misc.c:64:14: error: use of undeclared identifier 'SZ_4K'
64 | if (size > SZ_4K / 4) {
| ^
drivers/firmware/imx/sm-misc.c:64:14: error: use of undeclared identifier 'SZ_4K'
drivers/firmware/imx/sm-misc.c:64:14: error: use of undeclared identifier 'SZ_4K'
7 errors generated.
vim +/SZ_4K +54 drivers/firmware/imx/sm-misc.c
49
50 static int syslog_show(struct seq_file *file, void *priv)
51 {
52 struct device *dev = file->private;
53 /* 4KB is large enough for syslog */
> 54 void *syslog __free(kfree) = kmalloc(SZ_4K, GFP_KERNEL);
55 /* syslog API use num words, not num bytes */
56 u16 size = SZ_4K / 4;
57 int ret;
58
59 if (!ph)
60 return -ENODEV;
61
62 ret = imx_misc_ctrl_ops->misc_syslog(ph, &size, syslog);
63 if (ret) {
64 if (size > SZ_4K / 4) {
65 dev_err(dev, "syslog size is larger than 4KB, please enlarge\n");
66 return ret;
67 }
68 }
69
70 seq_hex_dump(file, " ", DUMP_PREFIX_NONE, 16, sizeof(u32), syslog, size * 4, false);
71 seq_putc(file, '\n');
72
73 return 0;
74 }
75 DEFINE_SHOW_ATTRIBUTE(syslog);
76
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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