drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:76:15: warning: no previous prototype for function '__wrap_devm_ioremap'

From: kernel test robot
Date: Mon Jun 06 2022 - 23:09:47 EST


Hi Christoph,

FYI, the error/warning still remains.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: e71e60cd74df9386c3f684c54888f2367050b831
commit: 4bdc0d676a643140bdf17dbf7eafedee3d496a3c remove ioremap_nocache and devm_ioremap_nocache
date: 2 years, 5 months ago
config: x86_64-buildonly-randconfig-r003-20220606 (https://download.01.org/0day-ci/archive/20220607/202206071125.J48v1YBq-lkp@xxxxxxxxx/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project b92436efcb7813fc481b30f2593a4907568d917a)
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
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4bdc0d676a643140bdf17dbf7eafedee3d496a3c
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 4bdc0d676a643140bdf17dbf7eafedee3d496a3c
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All warnings (new ones prefixed by >>):

drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:65:15: warning: no previous prototype for function '__nfit_test_ioremap' [-Wmissing-prototypes]
void __iomem *__nfit_test_ioremap(resource_size_t offset, unsigned long size,
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:65:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __iomem *__nfit_test_ioremap(resource_size_t offset, unsigned long size,
^
static
>> drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:76:15: warning: no previous prototype for function '__wrap_devm_ioremap' [-Wmissing-prototypes]
void __iomem *__wrap_devm_ioremap(struct device *dev,
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:76:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __iomem *__wrap_devm_ioremap(struct device *dev,
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:88:7: warning: no previous prototype for function '__wrap_devm_memremap' [-Wmissing-prototypes]
void *__wrap_devm_memremap(struct device *dev, resource_size_t offset,
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:88:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void *__wrap_devm_memremap(struct device *dev, resource_size_t offset,
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:126:7: warning: no previous prototype for function '__wrap_devm_memremap_pages' [-Wmissing-prototypes]
void *__wrap_devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:126:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void *__wrap_devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:159:7: warning: no previous prototype for function '__wrap_phys_to_pfn_t' [-Wmissing-prototypes]
pfn_t __wrap_phys_to_pfn_t(phys_addr_t addr, unsigned long flags)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:159:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
pfn_t __wrap_phys_to_pfn_t(phys_addr_t addr, unsigned long flags)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:169:7: warning: no previous prototype for function '__wrap_memremap' [-Wmissing-prototypes]
void *__wrap_memremap(resource_size_t offset, size_t size,
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:169:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void *__wrap_memremap(resource_size_t offset, size_t size,
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:180:6: warning: no previous prototype for function '__wrap_devm_memunmap' [-Wmissing-prototypes]
void __wrap_devm_memunmap(struct device *dev, void *addr)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:180:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __wrap_devm_memunmap(struct device *dev, void *addr)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:190:15: warning: no previous prototype for function '__wrap_ioremap' [-Wmissing-prototypes]
void __iomem *__wrap_ioremap(resource_size_t offset, unsigned long size)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:190:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __iomem *__wrap_ioremap(resource_size_t offset, unsigned long size)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:196:15: warning: no previous prototype for function '__wrap_ioremap_wc' [-Wmissing-prototypes]
void __iomem *__wrap_ioremap_wc(resource_size_t offset, unsigned long size)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:196:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __iomem *__wrap_ioremap_wc(resource_size_t offset, unsigned long size)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:211:6: warning: no previous prototype for function '__wrap_memunmap' [-Wmissing-prototypes]
void __wrap_memunmap(void *addr)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:211:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __wrap_memunmap(void *addr)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:347:18: warning: no previous prototype for function '__wrap___request_region' [-Wmissing-prototypes]
struct resource *__wrap___request_region(struct resource *parent,
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:347:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct resource *__wrap___request_region(struct resource *parent,
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:355:5: warning: no previous prototype for function '__wrap_insert_resource' [-Wmissing-prototypes]
int __wrap_insert_resource(struct resource *parent, struct resource *res)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:355:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int __wrap_insert_resource(struct resource *parent, struct resource *res)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:363:5: warning: no previous prototype for function '__wrap_remove_resource' [-Wmissing-prototypes]
int __wrap_remove_resource(struct resource *res)
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:363:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
int __wrap_remove_resource(struct resource *res)
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:371:18: warning: no previous prototype for function '__wrap___devm_request_region' [-Wmissing-prototypes]
struct resource *__wrap___devm_request_region(struct device *dev,
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:371:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
struct resource *__wrap___devm_request_region(struct device *dev,
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:381:6: warning: no previous prototype for function '__wrap___release_region' [-Wmissing-prototypes]
void __wrap___release_region(struct resource *parent, resource_size_t start,
^
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:381:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
void __wrap___release_region(struct resource *parent, resource_size_t start,
^
static
drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c:389:6: warning: no previous prototype for function '__wrap___devm_release_region' [-Wmissing-prototypes]
void __wrap___devm_release_region(struct device *dev, struct resource *parent,
^


vim +/__wrap_devm_ioremap +76 drivers/nvdimm/../../tools/testing/nvdimm/test/iomap.c

75
> 76 void __iomem *__wrap_devm_ioremap(struct device *dev,
77 resource_size_t offset, unsigned long size)
78 {
79 struct nfit_test_resource *nfit_res = get_nfit_res(offset);
80
81 if (nfit_res)
82 return (void __iomem *) nfit_res->buf + offset
83 - nfit_res->res.start;
84 return devm_ioremap(dev, offset, size);
85 }
86 EXPORT_SYMBOL(__wrap_devm_ioremap);
87

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