Hi Brendan, [auto build test ERROR on char-misc/char-misc-testing] [also build test ERROR on v4.13-rc3 next-20170804] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Brendan-Higgins/ipmi-bt-i2c-added-IPMI-Block-Transfer-over-I2C/20170806-033950 config: ia64-allyesconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 6.2.0 reproduce: wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=ia64 All errors (new ones prefixed by >>): drivers/char/ipmi/ipmi_bt_i2c.c: In function 'ipmi_bt_i2c_receive_response': >> drivers/char/ipmi/ipmi_bt_i2c.c:119:7: error: implicit declaration of function 'signal_pending' [-Werror=implicit-function-declaration] if (signal_pending(current)) ^~~~~~~~~~~~~~ cc1: some warnings being treated as errors vim +/signal_pending +119 drivers/char/ipmi/ipmi_bt_i2c.c 97 98 static int ipmi_bt_i2c_receive_response(struct ipmi_bt_i2c_master *master, 99 struct ipmi_bt_i2c_msg *response) 100 { 101 struct i2c_client *client = master->client; 102 unsigned long timeout, read_time; 103 u8 *buf = (u8 *) response; 104 u8 len = 0; 105 int ret; 106 107 /* 108 * Slave may not NACK when not ready, so we peek at the first byte to 109 * see if it is a valid length. 110 */ 111 ret = i2c_master_recv(client, &len, 1); 112 while (ret != 1 || len == 0) { 113 if (ret < 0) 114 return ret; 115 116 usleep_range(1000, 1500); 117 118 /* Signal received: quit syscall. */ > 119 if (signal_pending(current)) 120 return -ERESTARTSYS; 121 122 ret = i2c_master_recv(client, &len, 1); 123 } 124 125 timeout = jiffies + msecs_to_jiffies(write_timeout); 126 do { 127 read_time = jiffies; 128 ret = i2c_master_recv(client, buf, len + 1); 129 if (ret >= 0) 130 return 0; 131 usleep_range(1000, 1500); 132 } while (time_before(read_time, timeout)); 133 return ret; 134 } 135 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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