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Date: Tue, 25 Jan 2022 00:23:52 +0800
From: kernel test robot <lkp@...el.com>
To: Jiri Slaby <jslaby@...e.cz>, gregkh@...uxfoundation.org
Cc: kbuild-all@...ts.01.org, linux-serial@...r.kernel.org,
linux-kernel@...r.kernel.org, johan@...nel.org,
Jiri Slaby <jslaby@...e.cz>,
Paul Cercueil <paul@...pouillou.net>,
Tobias Klauser <tklauser@...tanz.ch>,
Russell King <linux@...linux.org.uk>,
Vineet Gupta <vgupta@...nel.org>,
Richard Genoud <richard.genoud@...il.com>
Subject: Re: [PATCH 10/11] serial: make uart_console_write->putchar()'s
character a char
Hi Jiri,
I love your patch! Yet something to improve:
[auto build test ERROR on tty/tty-testing]
[also build test ERROR on v5.17-rc1 next-20220124]
[cannot apply to shawnguo/for-next davem-sparc/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Jiri-Slaby/TTY-patches-for-5-18/20220124-151758
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
config: arc-randconfig-r043-20220124 (https://download.01.org/0day-ci/archive/20220125/202201250004.SHBbOjs3-lkp@intel.com/config)
compiler: arc-elf-gcc (GCC) 11.2.0
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/0day-ci/linux/commit/45520d4f6db241db0b77f41162adba4a9977956c
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Jiri-Slaby/TTY-patches-for-5-18/20220124-151758
git checkout 45520d4f6db241db0b77f41162adba4a9977956c
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arc SHELL=/bin/bash drivers/tty/serial/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
drivers/tty/serial/omap-serial.c: In function 'serial_omap_console_write':
>> drivers/tty/serial/omap-serial.c:1272:49: error: passing argument 4 of 'uart_console_write' from incompatible pointer type [-Werror=incompatible-pointer-types]
1272 | uart_console_write(&up->port, s, count, serial_omap_console_putchar);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~
| |
| void (*)(struct uart_port *, int)
In file included from drivers/tty/serial/omap-serial.c:30:
include/linux/serial_core.h:402:32: note: expected 'void (*)(struct uart_port *, char)' but argument is of type 'void (*)(struct uart_port *, int)'
402 | void (*putchar)(struct uart_port *, char));
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/uart_console_write +1272 drivers/tty/serial/omap-serial.c
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1248
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1249 static void
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1250 serial_omap_console_write(struct console *co, const char *s,
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1251 unsigned int count)
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1252 {
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1253 struct uart_omap_port *up = serial_omap_console_ports[co->index];
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1254 unsigned long flags;
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1255 unsigned int ier;
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1256 int locked = 1;
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1257
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1258 local_irq_save(flags);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1259 if (up->port.sysrq)
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1260 locked = 0;
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1261 else if (oops_in_progress)
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1262 locked = spin_trylock(&up->port.lock);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1263 else
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1264 spin_lock(&up->port.lock);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1265
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1266 /*
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1267 * First save the IER then disable the interrupts
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1268 */
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1269 ier = serial_in(up, UART_IER);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1270 serial_out(up, UART_IER, 0);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1271
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 @1272 uart_console_write(&up->port, s, count, serial_omap_console_putchar);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1273
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1274 /*
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1275 * Finally, wait for transmitter to become empty
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1276 * and restore the IER
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1277 */
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1278 wait_for_xmitr(up);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1279 serial_out(up, UART_IER, ier);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1280 /*
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1281 * The receive handling will happen properly because the
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1282 * receive ready bit will still be set; it is not cleared
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1283 * on read. However, modem control will not, we must
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1284 * call it if we have saved something in the saved flags
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1285 * while processing with interrupts off.
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1286 */
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1287 if (up->msr_saved_flags)
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1288 check_modem_status(up);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1289
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1290 if (locked)
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1291 spin_unlock(&up->port.lock);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1292 local_irq_restore(flags);
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1293 }
b612633b592807 drivers/serial/omap-serial.c Govindraj.R 2010-09-27 1294
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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