From: kernel test robot <lkp@intel.com>
To: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
Linux Memory Management List <linux-mm@kvack.org>
Subject: [linux-next:master 9419/10007] drivers/mtd/nand/raw/arasan-nand-controller.c:1453:33: warning: shift count >= width of type
Date: Wed, 16 Jun 2021 18:33:22 +0800 [thread overview]
Message-ID: <202106161802.0TPrXeZY-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 19ae1f2bd9c091059f80646604ccef8a1e614f57
commit: 236fd3e0427070413e7059dc3c52c3f9c89f7cc0 [9419/10007] Merge remote-tracking branch 'nand/nand/next'
config: riscv-randconfig-r013-20210615 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 64720f57bea6a6bf033feef4a5751ab9c0c3b401)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=236fd3e0427070413e7059dc3c52c3f9c89f7cc0
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 236fd3e0427070413e7059dc3c52c3f9c89f7cc0
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
In file included from drivers/mtd/nand/raw/arasan-nand-controller.c:17:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:8:
In file included from include/linux/mm.h:33:
In file included from include/linux/pgtable.h:6:
arch/riscv/include/asm/pgtable.h:521:9: error: implicit declaration of function 'pfn_pmd' [-Werror,-Wimplicit-function-declaration]
return pfn_pmd(page_to_pfn(page), prot);
^
arch/riscv/include/asm/pgtable.h:521:9: note: did you mean 'pfn_pgd'?
arch/riscv/include/asm/pgtable.h:222:21: note: 'pfn_pgd' declared here
static inline pgd_t pfn_pgd(unsigned long pfn, pgprot_t prot)
^
arch/riscv/include/asm/pgtable.h:521:17: error: implicit declaration of function 'page_to_section' [-Werror,-Wimplicit-function-declaration]
return pfn_pmd(page_to_pfn(page), prot);
^
include/asm-generic/memory_model.h:81:21: note: expanded from macro 'page_to_pfn'
#define page_to_pfn __page_to_pfn
^
include/asm-generic/memory_model.h:64:14: note: expanded from macro '__page_to_pfn'
int __sec = page_to_section(__pg); \
^
arch/riscv/include/asm/pgtable.h:521:17: note: did you mean '__nr_to_section'?
include/asm-generic/memory_model.h:81:21: note: expanded from macro 'page_to_pfn'
#define page_to_pfn __page_to_pfn
^
include/asm-generic/memory_model.h:64:14: note: expanded from macro '__page_to_pfn'
int __sec = page_to_section(__pg); \
^
include/linux/mmzone.h:1314:35: note: '__nr_to_section' declared here
static inline struct mem_section *__nr_to_section(unsigned long nr)
^
In file included from drivers/mtd/nand/raw/arasan-nand-controller.c:17:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:8:
In file included from include/linux/mm.h:33:
In file included from include/linux/pgtable.h:6:
arch/riscv/include/asm/pgtable.h:521:9: error: returning 'int' from a function with incompatible result type 'pmd_t'
return pfn_pmd(page_to_pfn(page), prot);
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from drivers/mtd/nand/raw/arasan-nand-controller.c:17:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:8:
include/linux/mm.h:1552:29: error: static declaration of 'page_to_section' follows non-static declaration
static inline unsigned long page_to_section(const struct page *page)
^
arch/riscv/include/asm/pgtable.h:521:17: note: previous implicit declaration is here
return pfn_pmd(page_to_pfn(page), prot);
^
include/asm-generic/memory_model.h:81:21: note: expanded from macro 'page_to_pfn'
#define page_to_pfn __page_to_pfn
^
include/asm-generic/memory_model.h:64:14: note: expanded from macro '__page_to_pfn'
int __sec = page_to_section(__pg); \
^
>> drivers/mtd/nand/raw/arasan-nand-controller.c:1453:33: warning: shift count >= width of type [-Wshift-count-overflow]
ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
^~~~~~~~~~~~~~~~
include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK'
#define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1))
^ ~~~
1 warning and 4 errors generated.
vim +1453 drivers/mtd/nand/raw/arasan-nand-controller.c
197b88fecc50ee Miquel Raynal 2020-05-19 1416
197b88fecc50ee Miquel Raynal 2020-05-19 1417 static int anfc_probe(struct platform_device *pdev)
197b88fecc50ee Miquel Raynal 2020-05-19 1418 {
197b88fecc50ee Miquel Raynal 2020-05-19 1419 struct arasan_nfc *nfc;
197b88fecc50ee Miquel Raynal 2020-05-19 1420 int ret;
197b88fecc50ee Miquel Raynal 2020-05-19 1421
197b88fecc50ee Miquel Raynal 2020-05-19 1422 nfc = devm_kzalloc(&pdev->dev, sizeof(*nfc), GFP_KERNEL);
197b88fecc50ee Miquel Raynal 2020-05-19 1423 if (!nfc)
197b88fecc50ee Miquel Raynal 2020-05-19 1424 return -ENOMEM;
197b88fecc50ee Miquel Raynal 2020-05-19 1425
197b88fecc50ee Miquel Raynal 2020-05-19 1426 nfc->dev = &pdev->dev;
197b88fecc50ee Miquel Raynal 2020-05-19 1427 nand_controller_init(&nfc->controller);
197b88fecc50ee Miquel Raynal 2020-05-19 1428 nfc->controller.ops = &anfc_ops;
197b88fecc50ee Miquel Raynal 2020-05-19 1429 INIT_LIST_HEAD(&nfc->chips);
197b88fecc50ee Miquel Raynal 2020-05-19 1430
197b88fecc50ee Miquel Raynal 2020-05-19 1431 nfc->base = devm_platform_ioremap_resource(pdev, 0);
197b88fecc50ee Miquel Raynal 2020-05-19 1432 if (IS_ERR(nfc->base))
197b88fecc50ee Miquel Raynal 2020-05-19 1433 return PTR_ERR(nfc->base);
197b88fecc50ee Miquel Raynal 2020-05-19 1434
197b88fecc50ee Miquel Raynal 2020-05-19 1435 anfc_reset(nfc);
197b88fecc50ee Miquel Raynal 2020-05-19 1436
197b88fecc50ee Miquel Raynal 2020-05-19 1437 nfc->controller_clk = devm_clk_get(&pdev->dev, "controller");
197b88fecc50ee Miquel Raynal 2020-05-19 1438 if (IS_ERR(nfc->controller_clk))
197b88fecc50ee Miquel Raynal 2020-05-19 1439 return PTR_ERR(nfc->controller_clk);
197b88fecc50ee Miquel Raynal 2020-05-19 1440
197b88fecc50ee Miquel Raynal 2020-05-19 1441 nfc->bus_clk = devm_clk_get(&pdev->dev, "bus");
197b88fecc50ee Miquel Raynal 2020-05-19 1442 if (IS_ERR(nfc->bus_clk))
197b88fecc50ee Miquel Raynal 2020-05-19 1443 return PTR_ERR(nfc->bus_clk);
197b88fecc50ee Miquel Raynal 2020-05-19 1444
197b88fecc50ee Miquel Raynal 2020-05-19 1445 ret = clk_prepare_enable(nfc->controller_clk);
197b88fecc50ee Miquel Raynal 2020-05-19 1446 if (ret)
197b88fecc50ee Miquel Raynal 2020-05-19 1447 return ret;
197b88fecc50ee Miquel Raynal 2020-05-19 1448
197b88fecc50ee Miquel Raynal 2020-05-19 1449 ret = clk_prepare_enable(nfc->bus_clk);
197b88fecc50ee Miquel Raynal 2020-05-19 1450 if (ret)
197b88fecc50ee Miquel Raynal 2020-05-19 1451 goto disable_controller_clk;
197b88fecc50ee Miquel Raynal 2020-05-19 1452
61622f6791a1f4 Miquel Raynal 2021-05-27 @1453 ret = dma_set_mask(&pdev->dev, DMA_BIT_MASK(64));
61622f6791a1f4 Miquel Raynal 2021-05-27 1454 if (ret)
61622f6791a1f4 Miquel Raynal 2021-05-27 1455 return ret;
61622f6791a1f4 Miquel Raynal 2021-05-27 1456
acbd3d0945f9cc Miquel Raynal 2021-05-26 1457 ret = anfc_parse_cs(nfc);
acbd3d0945f9cc Miquel Raynal 2021-05-26 1458 if (ret)
acbd3d0945f9cc Miquel Raynal 2021-05-26 1459 goto disable_bus_clk;
acbd3d0945f9cc Miquel Raynal 2021-05-26 1460
197b88fecc50ee Miquel Raynal 2020-05-19 1461 ret = anfc_chips_init(nfc);
197b88fecc50ee Miquel Raynal 2020-05-19 1462 if (ret)
197b88fecc50ee Miquel Raynal 2020-05-19 1463 goto disable_bus_clk;
197b88fecc50ee Miquel Raynal 2020-05-19 1464
197b88fecc50ee Miquel Raynal 2020-05-19 1465 platform_set_drvdata(pdev, nfc);
197b88fecc50ee Miquel Raynal 2020-05-19 1466
197b88fecc50ee Miquel Raynal 2020-05-19 1467 return 0;
197b88fecc50ee Miquel Raynal 2020-05-19 1468
197b88fecc50ee Miquel Raynal 2020-05-19 1469 disable_bus_clk:
197b88fecc50ee Miquel Raynal 2020-05-19 1470 clk_disable_unprepare(nfc->bus_clk);
197b88fecc50ee Miquel Raynal 2020-05-19 1471
197b88fecc50ee Miquel Raynal 2020-05-19 1472 disable_controller_clk:
197b88fecc50ee Miquel Raynal 2020-05-19 1473 clk_disable_unprepare(nfc->controller_clk);
197b88fecc50ee Miquel Raynal 2020-05-19 1474
197b88fecc50ee Miquel Raynal 2020-05-19 1475 return ret;
197b88fecc50ee Miquel Raynal 2020-05-19 1476 }
197b88fecc50ee Miquel Raynal 2020-05-19 1477
:::::: The code at line 1453 was first introduced by commit
:::::: 61622f6791a1f4ac2b84b93f4e8bf5ca20d105aa mtd: rawnand: arasan: Use the right DMA mask
:::::: TO: Miquel Raynal <miquel.raynal@bootlin.com>
:::::: CC: Miquel Raynal <miquel.raynal@bootlin.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2021-06-16 10:34 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-16 10:33 kernel test robot [this message]
2021-06-18 7:46 ` [linux-next:master 9419/10007] drivers/mtd/nand/raw/arasan-nand-controller.c:1453:33: warning: shift count >= width of type Miquel Raynal
2021-06-18 17:09 ` Nathan Chancellor
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