tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 88035e5694a86a7167d490bb95e9df97a9bb162b commit: 8f28ca6bd8211214faf717677bbffe375c2a6072 iomap: constify ioreadX() iomem argument (as in generic implementation) date: 3 years, 4 months ago config: i386-randconfig-061-20231101 (https://download.01.org/0day-ci/archive/20231214/202312140356.Kzhqi4p0-lkp@xxxxxxxxx/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231214/202312140356.Kzhqi4p0-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/202312140356.Kzhqi4p0-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) drivers/uio/uio_aec.c:44:49: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void [noderef] __iomem *int_flag @@ got void * @@ drivers/uio/uio_aec.c:44:49: sparse: expected void [noderef] __iomem *int_flag drivers/uio/uio_aec.c:44:49: sparse: got void * >> drivers/uio/uio_aec.c:50:49: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:50:49: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:50:49: sparse: got void * drivers/uio/uio_aec.c:59:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:59:9: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:59:9: sparse: got void * drivers/uio/uio_aec.c:59:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:59:9: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:59:9: sparse: got void * drivers/uio/uio_aec.c:59:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:59:9: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:59:9: sparse: got void * drivers/uio/uio_aec.c:59:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:59:9: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:59:9: sparse: got void * drivers/uio/uio_aec.c:59:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:59:9: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:59:9: sparse: got void * drivers/uio/uio_aec.c:59:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:59:9: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:59:9: sparse: got void * drivers/uio/uio_aec.c:88:20: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *priv @@ got void [noderef] __iomem * @@ drivers/uio/uio_aec.c:88:20: sparse: expected void *priv drivers/uio/uio_aec.c:88:20: sparse: got void [noderef] __iomem * drivers/uio/uio_aec.c:104:42: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:104:42: sparse: expected void [noderef] __iomem * drivers/uio/uio_aec.c:104:42: sparse: got void * drivers/uio/uio_aec.c:105:43: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:105:43: sparse: expected void [noderef] __iomem * drivers/uio/uio_aec.c:105:43: sparse: got void * drivers/uio/uio_aec.c:106:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:106:34: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:106:34: sparse: got void * drivers/uio/uio_aec.c:115:31: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void *priv @@ drivers/uio/uio_aec.c:115:31: sparse: expected void [noderef] __iomem * drivers/uio/uio_aec.c:115:31: sparse: got void *priv drivers/uio/uio_aec.c:130:42: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:130:42: sparse: expected void [noderef] __iomem * drivers/uio/uio_aec.c:130:42: sparse: got void * drivers/uio/uio_aec.c:131:43: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:131:43: sparse: expected void [noderef] __iomem * drivers/uio/uio_aec.c:131:43: sparse: got void * drivers/uio/uio_aec.c:133:28: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const [noderef] __iomem * @@ got void * @@ drivers/uio/uio_aec.c:133:28: sparse: expected void const [noderef] __iomem * drivers/uio/uio_aec.c:133:28: sparse: got void * drivers/uio/uio_aec.c:138:21: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *priv @@ drivers/uio/uio_aec.c:138:21: sparse: expected void volatile [noderef] __iomem *addr drivers/uio/uio_aec.c:138:21: sparse: got void *priv vim +50 drivers/uio/uio_aec.c 1bafeb378e915f Brandon Philips 2009-01-27 41 1bafeb378e915f Brandon Philips 2009-01-27 42 static irqreturn_t aectc_irq(int irq, struct uio_info *dev_info) 1bafeb378e915f Brandon Philips 2009-01-27 43 { 1bafeb378e915f Brandon Philips 2009-01-27 44 void __iomem *int_flag = dev_info->priv + INTA_DRVR_ADDR; 1bafeb378e915f Brandon Philips 2009-01-27 45 unsigned char status = ioread8(int_flag); 1bafeb378e915f Brandon Philips 2009-01-27 46 1bafeb378e915f Brandon Philips 2009-01-27 47 1bafeb378e915f Brandon Philips 2009-01-27 48 if ((status & INTA_ENABLED_FLAG) && (status & INTA_FLAG)) { 1bafeb378e915f Brandon Philips 2009-01-27 49 /* application writes 0x00 to 0x2F to get next interrupt */ 1bafeb378e915f Brandon Philips 2009-01-27 @50 status = ioread8(dev_info->priv + MAILBOX); 1bafeb378e915f Brandon Philips 2009-01-27 51 return IRQ_HANDLED; 1bafeb378e915f Brandon Philips 2009-01-27 52 } 1bafeb378e915f Brandon Philips 2009-01-27 53 1bafeb378e915f Brandon Philips 2009-01-27 54 return IRQ_NONE; 1bafeb378e915f Brandon Philips 2009-01-27 55 } 1bafeb378e915f Brandon Philips 2009-01-27 56 :::::: The code at line 50 was first introduced by commit :::::: 1bafeb378e915f39b1bf44ee0871823d6f402ea5 uio: add the uio_aec driver :::::: TO: Brandon Philips <brandon@xxxxxxxx> :::::: CC: Greg Kroah-Hartman <gregkh@xxxxxxx> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki