tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: c70672d8d316ebd46ea447effadfe57ab7a30a50 commit: 8f28ca6bd8211214faf717677bbffe375c2a6072 iomap: constify ioreadX() iomem argument (as in generic implementation) date: 3 weeks ago config: i386-randconfig-s002-20200906 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.2-191-g10164920-dirty git checkout 8f28ca6bd8211214faf717677bbffe375c2a6072 # save the attached .config to linux build tree make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=i386
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> sparse warnings: (new ones prefixed by >>) drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:2135:41: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *reg @@ got unsigned int [noderef] __iomem * @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:2135:41: sparse: expected void *reg drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:2135:41: sparse: got unsigned int [noderef] __iomem * drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:33: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected unsigned short [usertype] uid_hi @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:33: sparse: expected unsigned short [usertype] uid_hi drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:33: sparse: got restricted __be16 [usertype] drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:45: sparse: sparse: incorrect type in argument 3 (different base types) @@ expected unsigned int [usertype] uid_lo @@ got restricted __be32 [usertype] @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:45: sparse: expected unsigned int [usertype] uid_lo drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:45: sparse: got restricted __be32 [usertype] drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:56: sparse: sparse: incorrect type in argument 4 (different base types) @@ expected unsigned short [usertype] seqid @@ got restricted __be16 [usertype] @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:56: sparse: expected unsigned short [usertype] seqid drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:157:56: sparse: got restricted __be16 [usertype] >> drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:306:26: sparse: sparse: >> incorrect type in argument 1 (different address spaces) @@ expected void >> const [noderef] __iomem * @@ got void *reg @@ >> drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:306:26: sparse: >> expected void const [noderef] __iomem * drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:306:26: sparse: got void *reg drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:336:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *reg @@ got unsigned int [noderef] __iomem * @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:336:33: sparse: expected void *reg drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:336:33: sparse: got unsigned int [noderef] __iomem * drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:343:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *reg @@ got unsigned int [noderef] __iomem * @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:343:33: sparse: expected void *reg drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:343:33: sparse: got unsigned int [noderef] __iomem * drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:356:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *reg @@ got unsigned int [noderef] __iomem * @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:356:33: sparse: expected void *reg drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:356:33: sparse: got unsigned int [noderef] __iomem * drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:397:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *reg @@ got unsigned int [noderef] __iomem * @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:397:33: sparse: expected void *reg drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:397:33: sparse: got unsigned int [noderef] __iomem * drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:466:41: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *reg @@ got unsigned int [noderef] __iomem * @@ drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:466:41: sparse: expected void *reg drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c:466:41: sparse: got unsigned int [noderef] __iomem * # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8f28ca6bd8211214faf717677bbffe375c2a6072 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 8f28ca6bd8211214faf717677bbffe375c2a6072 vim +306 drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 294 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 295 /** 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 296 * pch_gbe_wait_clr_bit - Wait to clear a bit 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 297 * @reg: Pointer of register 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 298 * @busy: Busy bit 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 299 */ 191cc687740834 drivers/net/pch_gbe/pch_gbe_main.c stephen hemminger 2010-10-15 300 static void pch_gbe_wait_clr_bit(void *reg, u32 bit) 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 301 { 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 302 u32 tmp; 453ca931f51516 drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c Andy Shevchenko 2013-06-28 303 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 304 /* wait busy */ 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 305 tmp = 1000; 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 @306 while ((ioread32(reg) & bit) && --tmp) 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 307 cpu_relax(); 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 308 if (!tmp) 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 309 pr_err("Error: busy bit is not cleared\n"); 77555ee7228234 drivers/net/pch_gbe/pch_gbe_main.c Masayuki Ohtake 2010-09-21 310 } 124d770a6459be drivers/net/pch_gbe/pch_gbe_main.c Toshiharu Okada 2011-09-01 311 :::::: The code at line 306 was first introduced by commit :::::: 77555ee7228234257957fd54daa0b69178906320 net: Add Gigabit Ethernet driver of Topcliff PCH :::::: TO: Masayuki Ohtake <[email protected]> :::::: CC: David S. Miller <[email protected]> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/[email protected]
.config.gz
Description: application/gzip
