Hi Thierry, [auto build test ERROR on linus/master] [also build test ERROR on v4.11-rc3] [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/Thierry-Escande/firmware-google-memconsole/20170326-080828 config: ia64-allmodconfig (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/firmware/google/gsmi.c: In function 'gsmi_exec.constprop': >> drivers/firmware/google/gsmi.c:198:3: error: inconsistent operand constraints in an 'asm' asm volatile ( ^~~ drivers/firmware/google/gsmi.c:213:3: error: inconsistent operand constraints in an 'asm' asm volatile ( ^~~ drivers/firmware/google/gsmi.c:229:3: error: inconsistent operand constraints in an 'asm' asm volatile ( ^~~ vim +/asm +198 drivers/firmware/google/gsmi.c 74c5b31c Mike Waychison 2011-04-29 182 /* 74c5b31c Mike Waychison 2011-04-29 183 * AH : Subfunction number 74c5b31c Mike Waychison 2011-04-29 184 * AL : Function number 74c5b31c Mike Waychison 2011-04-29 185 * EBX : Parameter block address 74c5b31c Mike Waychison 2011-04-29 186 * DX : SMI command port 74c5b31c Mike Waychison 2011-04-29 187 * 74c5b31c Mike Waychison 2011-04-29 188 * Three protocols here. See also the comment in gsmi_init(). 74c5b31c Mike Waychison 2011-04-29 189 */ 74c5b31c Mike Waychison 2011-04-29 190 if (gsmi_dev.handshake_type == GSMI_HANDSHAKE_CF) { 74c5b31c Mike Waychison 2011-04-29 191 /* 74c5b31c Mike Waychison 2011-04-29 192 * If handshake_type == HANDSHAKE_CF then set CF on the 74c5b31c Mike Waychison 2011-04-29 193 * way in and wait for the handler to clear it; this avoids 74c5b31c Mike Waychison 2011-04-29 194 * corrupting register state on those chipsets which have 74c5b31c Mike Waychison 2011-04-29 195 * a delay between writing the SMI trigger register and 74c5b31c Mike Waychison 2011-04-29 196 * entering SMM. 74c5b31c Mike Waychison 2011-04-29 197 */ 74c5b31c Mike Waychison 2011-04-29 @198 asm volatile ( 74c5b31c Mike Waychison 2011-04-29 199 "stc\n" 74c5b31c Mike Waychison 2011-04-29 200 "outb %%al, %%dx\n" 74c5b31c Mike Waychison 2011-04-29 201 "1: jc 1b\n" 74c5b31c Mike Waychison 2011-04-29 202 : "=a" (result) 74c5b31c Mike Waychison 2011-04-29 203 : "0" (cmd), 74c5b31c Mike Waychison 2011-04-29 204 "d" (gsmi_dev.smi_cmd), 74c5b31c Mike Waychison 2011-04-29 205 "b" (gsmi_dev.param_buf->address) 74c5b31c Mike Waychison 2011-04-29 206 : "memory", "cc" :::::: The code at line 198 was first introduced by commit :::::: 74c5b31c6618f01079212332b2e5f6c42f2d6307 driver: Google EFI SMI :::::: TO: Mike Waychison :::::: CC: Greg Kroah-Hartman --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation