tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-nonmm-unstable head: 7f96efa821e5d0d5e7f8bc5321c7b9c4e198f703 commit: 269f874aa748a88815ee625626a3cc1065b658aa [72/77] fault-inject: improve build for CONFIG_FAULT_INJECTION=n config: microblaze-allmodconfig (https://download.01.org/0day-ci/archive/20240816/202408160354.tNccwtd6-lkp@xxxxxxxxx/config) compiler: microblaze-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240816/202408160354.tNccwtd6-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202408160354.tNccwtd6-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/misc/xilinx_tmr_inject.c:69:43: error: expected ')' before '(' token 69 | DEFINE_DEBUGFS_ATTRIBUTE(xtmr_inject_fops, NULL, xtmr_inject_set, "%llu\n"); | ^ | ) drivers/misc/xilinx_tmr_inject.c: In function 'xtmr_init_debugfs': >> drivers/misc/xilinx_tmr_inject.c:75:22: error: implicit declaration of function 'debugfs_create_dir'; did you mean 'kernfs_create_dir'? [-Wimplicit-function-declaration] 75 | dbgfs_root = debugfs_create_dir("xtmr_inject", NULL); | ^~~~~~~~~~~~~~~~~~ | kernfs_create_dir >> drivers/misc/xilinx_tmr_inject.c:75:20: error: assignment to 'struct dentry *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 75 | dbgfs_root = debugfs_create_dir("xtmr_inject", NULL); | ^ >> drivers/misc/xilinx_tmr_inject.c:78:9: error: implicit declaration of function 'debugfs_create_file'; did you mean 'bus_create_file'? [-Wimplicit-function-declaration] 78 | debugfs_create_file("inject_fault", 0200, dir, NULL, | ^~~~~~~~~~~~~~~~~~~ | bus_create_file >> drivers/misc/xilinx_tmr_inject.c:79:30: error: 'xtmr_inject_fops' undeclared (first use in this function); did you mean 'xtmr_inject_set'? 79 | &xtmr_inject_fops); | ^~~~~~~~~~~~~~~~ | xtmr_inject_set drivers/misc/xilinx_tmr_inject.c:79:30: note: each undeclared identifier is reported only once for each function it appears in drivers/misc/xilinx_tmr_inject.c: In function 'xtmr_inject_remove': >> drivers/misc/xilinx_tmr_inject.c:148:9: error: implicit declaration of function 'debugfs_remove_recursive' [-Wimplicit-function-declaration] 148 | debugfs_remove_recursive(dbgfs_root); | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/misc/xilinx_tmr_inject.c: At top level: drivers/misc/xilinx_tmr_inject.c:61:12: warning: 'xtmr_inject_set' defined but not used [-Wunused-function] 61 | static int xtmr_inject_set(void *data, u64 val) | ^~~~~~~~~~~~~~~ vim +69 drivers/misc/xilinx_tmr_inject.c 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 60 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 61 static int xtmr_inject_set(void *data, u64 val) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 62 { 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 63 if (val != 1) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 64 return -EINVAL; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 65 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 66 xmb_inject_err(); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 67 return 0; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 68 } 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 @69 DEFINE_DEBUGFS_ATTRIBUTE(xtmr_inject_fops, NULL, xtmr_inject_set, "%llu\n"); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 70 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 71 static void xtmr_init_debugfs(struct xtmr_inject_dev *xtmr_inject) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 72 { 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 73 struct dentry *dir; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 74 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 @75 dbgfs_root = debugfs_create_dir("xtmr_inject", NULL); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 76 dir = fault_create_debugfs_attr("inject_fault", dbgfs_root, 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 77 &inject_fault); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 @78 debugfs_create_file("inject_fault", 0200, dir, NULL, 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 @79 &xtmr_inject_fops); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 80 } 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 81 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 82 static void xtmr_inject_init(struct xtmr_inject_dev *xtmr_inject) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 83 { 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 84 u32 cr_val; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 85 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 86 if (inject_request) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 87 setup_fault_attr(&inject_fault, inject_request); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 88 /* Allow fault injection */ 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 89 cr_val = xtmr_inject->magic | 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 90 (1 << XTMR_INJECT_CR_IE_SHIFT) | 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 91 (1 << XTMR_INJECT_CR_CPUID_SHIFT); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 92 xtmr_inject_write(xtmr_inject, XTMR_INJECT_CR_OFFSET, 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 93 cr_val); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 94 /* Initialize the address inject and instruction inject registers */ 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 95 xtmr_inject_write(xtmr_inject, XTMR_INJECT_AIR_OFFSET, 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 96 XMB_INJECT_ERR_OFFSET); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 97 xtmr_inject_write(xtmr_inject, XTMR_INJECT_IIR_OFFSET, 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 98 XMB_INJECT_ERR_OFFSET & XTMR_INJECT_IIR_ADDR_MASK); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 99 } 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 100 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 101 /** 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 102 * xtmr_inject_probe - Driver probe function 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 103 * @pdev: Pointer to the platform_device structure 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 104 * 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 105 * This is the driver probe routine. It does all the memory 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 106 * allocation for the device. 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 107 * 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 108 * Return: 0 on success and failure value on error 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 109 */ 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 110 static int xtmr_inject_probe(struct platform_device *pdev) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 111 { 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 112 struct xtmr_inject_dev *xtmr_inject; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 113 int err; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 114 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 115 xtmr_inject = devm_kzalloc(&pdev->dev, sizeof(*xtmr_inject), 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 116 GFP_KERNEL); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 117 if (!xtmr_inject) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 118 return -ENOMEM; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 119 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 120 xtmr_inject->regs = devm_platform_ioremap_resource(pdev, 0); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 121 if (IS_ERR(xtmr_inject->regs)) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 122 return PTR_ERR(xtmr_inject->regs); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 123 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 124 err = of_property_read_u32(pdev->dev.of_node, "xlnx,magic", 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 125 &xtmr_inject->magic); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 126 if (err < 0) { 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 127 dev_err(&pdev->dev, "unable to read xlnx,magic property"); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 128 return err; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 129 } 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 130 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 131 if (xtmr_inject->magic > XTMR_INJECT_MAGIC_MAX_VAL) { 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 132 dev_err(&pdev->dev, "invalid xlnx,magic property value"); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 133 return -EINVAL; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 134 } 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 135 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 136 /* Initialize TMR Inject */ 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 137 xtmr_inject_init(xtmr_inject); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 138 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 139 xtmr_init_debugfs(xtmr_inject); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 140 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 141 platform_set_drvdata(pdev, xtmr_inject); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 142 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 143 return 0; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 144 } 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 145 37efe116bea197 Uwe Kleine-König 2024-02-21 146 static void xtmr_inject_remove(struct platform_device *pdev) 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 147 { 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 @148 debugfs_remove_recursive(dbgfs_root); 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 149 dbgfs_root = NULL; 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 150 } 895ae5bee159d1 Appana Durga Kedareswara rao 2022-11-25 151 :::::: The code at line 69 was first introduced by commit :::::: 895ae5bee159d148bac21a82899292c408c1aab1 drivers: misc: Add Support for TMR Inject IP :::::: TO: Appana Durga Kedareswara rao <appana.durga.kedareswara.rao@xxxxxxx> :::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
