tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 815fb87b753055df2d9e50f6cd80eb10235fe3e9 commit: 90db9dbedd26ce029f3a0f8d2cbd3a142f452408 kasan, powerpc: don't rename memintrinsics if compiler adds prefixes date: 8 months ago config: powerpc64-randconfig-r112-20231120 (https://download.01.org/0day-ci/archive/20231203/202312030323.INGDtNZn-lkp@xxxxxxxxx/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a) reproduce: (https://download.01.org/0day-ci/archive/20231203/202312030323.INGDtNZn-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/202312030323.INGDtNZn-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) drivers/char/tpm/tpm_ibmvtpm.c:125:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/char/tpm/tpm_ibmvtpm.c:125:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/char/tpm/tpm_ibmvtpm.c:125:9: sparse: sparse: cast removes address space '__iomem' of expression >> drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: expected void const * drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: got void [noderef] __iomem *rtce_buf >> drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const * @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: expected void const * drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: got void [noderef] __iomem *rtce_buf >> drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *p @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: expected void *p drivers/char/tpm/tpm_ibmvtpm.c:126:9: sparse: got void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:229:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/char/tpm/tpm_ibmvtpm.c:229:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/char/tpm/tpm_ibmvtpm.c:229:9: sparse: sparse: cast removes address space '__iomem' of expression drivers/char/tpm/tpm_ibmvtpm.c:366:30: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const *objp @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:366:30: sparse: expected void const *objp drivers/char/tpm/tpm_ibmvtpm.c:366:30: sparse: got void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:525:43: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void [noderef] __iomem *rtce_buf @@ got void * @@ drivers/char/tpm/tpm_ibmvtpm.c:525:43: sparse: expected void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:525:43: sparse: got void * drivers/char/tpm/tpm_ibmvtpm.c:532:52: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void *ptr @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:532:52: sparse: expected void *ptr drivers/char/tpm/tpm_ibmvtpm.c:532:52: sparse: got void [noderef] __iomem *rtce_buf drivers/char/tpm/tpm_ibmvtpm.c:538:46: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const *objp @@ got void [noderef] __iomem *rtce_buf @@ drivers/char/tpm/tpm_ibmvtpm.c:538:46: sparse: expected void const *objp drivers/char/tpm/tpm_ibmvtpm.c:538:46: sparse: got void [noderef] __iomem *rtce_buf vim +126 drivers/char/tpm/tpm_ibmvtpm.c 132f7629474424 Ashley Lai 2012-08-22 94 132f7629474424 Ashley Lai 2012-08-22 95 /** 132f7629474424 Ashley Lai 2012-08-22 96 * tpm_ibmvtpm_recv - Receive data after send 93c12f293f8798 Winkler, Tomas 2016-11-23 97 * 132f7629474424 Ashley Lai 2012-08-22 98 * @chip: tpm chip struct 132f7629474424 Ashley Lai 2012-08-22 99 * @buf: buffer to read 93c12f293f8798 Winkler, Tomas 2016-11-23 100 * @count: size of buffer 132f7629474424 Ashley Lai 2012-08-22 101 * 93c12f293f8798 Winkler, Tomas 2016-11-23 102 * Return: 132f7629474424 Ashley Lai 2012-08-22 103 * Number of bytes read 132f7629474424 Ashley Lai 2012-08-22 104 */ 132f7629474424 Ashley Lai 2012-08-22 105 static int tpm_ibmvtpm_recv(struct tpm_chip *chip, u8 *buf, size_t count) 132f7629474424 Ashley Lai 2012-08-22 106 { 9e0d39d8a6a0a8 Christophe Ricard 2016-03-31 107 struct ibmvtpm_dev *ibmvtpm = dev_get_drvdata(&chip->dev); 132f7629474424 Ashley Lai 2012-08-22 108 u16 len; 132f7629474424 Ashley Lai 2012-08-22 109 132f7629474424 Ashley Lai 2012-08-22 110 if (!ibmvtpm->rtce_buf) { 132f7629474424 Ashley Lai 2012-08-22 111 dev_err(ibmvtpm->dev, "ibmvtpm device is not ready\n"); 132f7629474424 Ashley Lai 2012-08-22 112 return 0; 132f7629474424 Ashley Lai 2012-08-22 113 } 132f7629474424 Ashley Lai 2012-08-22 114 b5666502700855 Ashley Lai 2012-09-12 115 len = ibmvtpm->res_len; 132f7629474424 Ashley Lai 2012-08-22 116 b5666502700855 Ashley Lai 2012-09-12 117 if (count < len) { 132f7629474424 Ashley Lai 2012-08-22 118 dev_err(ibmvtpm->dev, 37ab03414829e5 Jason Gunthorpe 2013-09-14 119 "Invalid size in recv: count=%zd, crq_size=%d\n", b5666502700855 Ashley Lai 2012-09-12 120 count, len); 132f7629474424 Ashley Lai 2012-08-22 121 return -EIO; 132f7629474424 Ashley Lai 2012-08-22 122 } 132f7629474424 Ashley Lai 2012-08-22 123 132f7629474424 Ashley Lai 2012-08-22 124 spin_lock(&ibmvtpm->rtce_lock); b5666502700855 Ashley Lai 2012-09-12 @125 memcpy((void *)buf, (void *)ibmvtpm->rtce_buf, len); b5666502700855 Ashley Lai 2012-09-12 @126 memset(ibmvtpm->rtce_buf, 0, len); b5666502700855 Ashley Lai 2012-09-12 127 ibmvtpm->res_len = 0; 132f7629474424 Ashley Lai 2012-08-22 128 spin_unlock(&ibmvtpm->rtce_lock); 132f7629474424 Ashley Lai 2012-08-22 129 return len; 132f7629474424 Ashley Lai 2012-08-22 130 } 132f7629474424 Ashley Lai 2012-08-22 131 :::::: The code at line 126 was first introduced by commit :::::: b5666502700855a1eb1a15482005b22478b9460e drivers/char/tpm: remove tasklet and cleanup :::::: TO: Ashley Lai <adlai@xxxxxxxxxxxxxxxxxx> :::::: CC: Kent Yoder <key@xxxxxxxxxxxxxxxxxx> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
