[arm-integrator:kernel-in-vmalloc-v5.18-rc1 8/16] drivers/infiniband/sw/siw/siw_qp_tx.c:32:23: warning: incompatible integer to pointer conversion passing 'dma_addr_t' (aka 'unsigned int') to parameter of type 'const void *'

[arm-integrator:kernel-in-vmalloc-v5.18-rc1 8/16] drivers/infiniband/sw/siw/siw_qp_tx.c:32:23: warning: incompatible integer to pointer conversion passing 'dma_addr_t' (aka 'unsigned int') to parameter of type 'const void *'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git kernel-in-vmalloc-v5.18-rc1
head:   b9b1d325d83c15b2e27bfa8635f99a7d20811457
commit: 16d1427dc6f44107571afbf96254956716c9ad1f [8/16] ARM: Compile the kernel into VMALLOC
config: arm-randconfig-c002-20220522 (https://download.01.org/0day-ci/archive/20220522/202205221113.qnlaLJKi-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 1443dbaba6f0e57be066995db9164f89fb57b413)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git/commit/?id=16d1427dc6f44107571afbf96254956716c9ad1f
        git remote add arm-integrator https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator.git
        git fetch --no-tags arm-integrator kernel-in-vmalloc-v5.18-rc1
        git checkout 16d1427dc6f44107571afbf96254956716c9ad1f
        # 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=arm SHELL=/bin/bash drivers/infiniband/sw/siw/

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

All warnings (new ones prefixed by >>):

>> drivers/infiniband/sw/siw/siw_qp_tx.c:32:23: warning: incompatible integer to pointer conversion passing 'dma_addr_t' (aka 'unsigned int') to parameter of type 'const void *' [-Wint-conversion]
                   return virt_to_page(paddr);
                                       ^~~~~
   arch/arm/include/asm/memory.h:442:53: note: expanded from macro 'virt_to_page'
   #define virt_to_page(kaddr)     pfn_to_page(virt_to_pfn(kaddr))
                                                           ^~~~~
   include/asm-generic/memory_model.h:18:41: note: expanded from macro '__pfn_to_page'
   #define __pfn_to_page(pfn)      (mem_map + ((pfn) - ARCH_PFN_OFFSET))
                                                ^~~
   arch/arm/include/asm/memory.h:323:53: note: passing argument to parameter 'p' here
   static inline unsigned long virt_to_pfn(const void *p)
                                                       ^
>> drivers/infiniband/sw/siw/siw_qp_tx.c:538:36: warning: incompatible integer to pointer conversion passing 'unsigned long long' to parameter of type 'const void *' [-Wint-conversion]
                                   page_array[seg] = virt_to_page(va & PAGE_MASK);
                                                     ~~~~~~~~~~~~~^~~~~~~~~~~~~~~
   arch/arm/include/asm/memory.h:442:53: note: expanded from macro 'virt_to_page'
   #define virt_to_page(kaddr)     pfn_to_page(virt_to_pfn(kaddr))
                                   ~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
   include/asm-generic/memory_model.h:18:41: note: expanded from macro '__pfn_to_page'
   #define __pfn_to_page(pfn)      (mem_map + ((pfn) - ARCH_PFN_OFFSET))
                                                ^~~
   arch/arm/include/asm/memory.h:323:53: note: passing argument to parameter 'p' here
   static inline unsigned long virt_to_pfn(const void *p)
                                                       ^
   2 warnings generated.


vim +32 drivers/infiniband/sw/siw/siw_qp_tx.c

b9be6f18cf9ed0 Bernard Metzler 2019-06-20  20  
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  21  #define MAX_HDR_INLINE					\
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  22  	(((uint32_t)(sizeof(struct siw_rreq_pkt) -	\
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  23  		     sizeof(struct iwarp_send))) & 0xF8)
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  24  
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  25  static struct page *siw_get_pblpage(struct siw_mem *mem, u64 addr, int *idx)
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  26  {
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  27  	struct siw_pbl *pbl = mem->pbl;
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  28  	u64 offset = addr - mem->va;
c536277e0db1ad Bernard Metzler 2019-08-22  29  	dma_addr_t paddr = siw_pbl_get_buffer(pbl, offset, NULL, idx);
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  30  
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  31  	if (paddr)
b9be6f18cf9ed0 Bernard Metzler 2019-06-20 @32  		return virt_to_page(paddr);
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  33  
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  34  	return NULL;
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  35  }
b9be6f18cf9ed0 Bernard Metzler 2019-06-20  36  

:::::: The code at line 32 was first introduced by commit
:::::: b9be6f18cf9ed04dd8087cb9d69de6e90d8ceb08 rdma/siw: transmit path

:::::: TO: Bernard Metzler <bmt@zurich.ibm.com>
:::::: CC: Jason Gunthorpe <jgg@mellanox.com>

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