tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git debugfs_cleanup head: cfe0305886b14a4f65cba2014f1963db2a534113 commit: cfe0305886b14a4f65cba2014f1963db2a534113 [814/814] arch/*: no need to check return value of debugfs_create functions config: powerpc-defconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout cfe0305886b14a4f65cba2014f1963db2a534113 # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): arch/powerpc/platforms/powernv/opal-lpc.c: In function 'opal_lpc_init_debugfs': >> arch/powerpc/platforms/powernv/opal-lpc.c:379:37: error: 'root' undeclared (first use in this function); did you mean 'ror8'? rc |= opal_lpc_debugfs_create_type(root, "io", OPAL_LPC_IO); ^~~~ ror8 arch/powerpc/platforms/powernv/opal-lpc.c:379:37: note: each undeclared identifier is reported only once for each function it appears in -- arch/powerpc/platforms/powernv/vas-debug.c: In function 'vas_window_init_dbgdir': >> arch/powerpc/platforms/powernv/vas-debug.c:142:17: error: unused variable 'f' [-Werror=unused-variable] struct dentry *f, *d; ^ cc1: all warnings being treated as errors vim +379 arch/powerpc/platforms/powernv/opal-lpc.c fa2dbe2e Benjamin Herrenschmidt 2014-06-03 369 fa2dbe2e Benjamin Herrenschmidt 2014-06-03 370 static int opal_lpc_init_debugfs(void) fa2dbe2e Benjamin Herrenschmidt 2014-06-03 371 { fa2dbe2e Benjamin Herrenschmidt 2014-06-03 372 int rc = 0; fa2dbe2e Benjamin Herrenschmidt 2014-06-03 373 fa2dbe2e Benjamin Herrenschmidt 2014-06-03 374 if (opal_lpc_chip_id < 0) fa2dbe2e Benjamin Herrenschmidt 2014-06-03 375 return -ENODEV; fa2dbe2e Benjamin Herrenschmidt 2014-06-03 376 cfe03058 Greg Kroah-Hartman 2018-05-30 377 debugfs_create_dir("lpc", powerpc_debugfs_root); fa2dbe2e Benjamin Herrenschmidt 2014-06-03 378 fa2dbe2e Benjamin Herrenschmidt 2014-06-03 @379 rc |= opal_lpc_debugfs_create_type(root, "io", OPAL_LPC_IO); fa2dbe2e Benjamin Herrenschmidt 2014-06-03 380 rc |= opal_lpc_debugfs_create_type(root, "mem", OPAL_LPC_MEM); fa2dbe2e Benjamin Herrenschmidt 2014-06-03 381 rc |= opal_lpc_debugfs_create_type(root, "fw", OPAL_LPC_FW); fa2dbe2e Benjamin Herrenschmidt 2014-06-03 382 return rc; fa2dbe2e Benjamin Herrenschmidt 2014-06-03 383 } b14726c5 Michael Ellerman 2014-07-15 384 machine_device_initcall(powernv, opal_lpc_init_debugfs); fa2dbe2e Benjamin Herrenschmidt 2014-06-03 385 #endif /* CONFIG_DEBUG_FS */ fa2dbe2e Benjamin Herrenschmidt 2014-06-03 386 :::::: The code at line 379 was first introduced by commit :::::: fa2dbe2e0fcf2cda8fc56845e475b617385b1ec6 powerpc/powernv: Provide debugfs access to the LPC bus via OPAL :::::: TO: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx> :::::: CC: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
Attachment:
.config.gz
Description: application/gzip
_______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
