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Message-ID: <202001311124.RwR6Egbv%lkp@intel.com>
Date:   Fri, 31 Jan 2020 11:49:46 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Christoph Hellwig <hch@....de>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Anup Patel <anup@...infault.org>
Subject: drivers//mmc/core/mmc_test.c:492:20: note: in expansion of macro
 'virt_to_page'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   35c222fd323629cf2e834eb8aff77058856ffdda
commit: 6bd33e1ece528f67646db33bf97406b747dafda0 riscv: add nommu support
date:   2 months ago
config: riscv-randconfig-a001-20200131 (attached as .config)
compiler: riscv64-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 6bd33e1ece528f67646db33bf97406b747dafda0
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=riscv 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All error/warnings (new ones prefixed by >>):

   In file included from arch/riscv/include/asm/page.h:131:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/radix-tree.h:14,
                    from include/linux/idr.h:15,
                    from include/linux/kernfs.h:13,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/device.h:16,
                    from include/linux/dmaengine.h:8,
                    from drivers//dma/qcom/hidma_mgmt.c:8:
   include/linux/mm.h: In function 'virt_to_head_page':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'mem_map'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/mm.h:751:22: note: in expansion of macro 'virt_to_page'
     struct page *page = virt_to_page(x);
                         ^~~~~~~~~~~~
   include/asm-generic/memory_model.h:54:29: note: each undeclared identifier is reported only once for each function it appears in
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/mm.h:751:22: note: in expansion of macro 'virt_to_page'
     struct page *page = virt_to_page(x);
                         ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/thread_info.h:11:0,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/radix-tree.h:14,
                    from include/linux/idr.h:15,
                    from include/linux/kernfs.h:13,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/device.h:16,
                    from include/linux/dmaengine.h:8,
                    from drivers//dma/qcom/hidma_mgmt.c:8:
   include/linux/mm.h: In function 'lowmem_page_address':
   include/asm-generic/memory_model.h:55:54: error: 'vmemmap' undeclared (first use in this function); did you mean 'mem_map'?
    #define __page_to_pfn(page) (unsigned long)((page) - vmemmap)
                                                         ^
   arch/riscv/include/asm/page.h:104:45: note: in definition of macro '__va'
    #define __va(x)  ((void *)((unsigned long) (x) + va_pa_offset))
                                                ^
   arch/riscv/include/asm/page.h:107:27: note: in expansion of macro 'PFN_PHYS'
    #define pfn_to_phys(pfn) (PFN_PHYS(pfn))
                              ^~~~~~~~
   arch/riscv/include/asm/page.h:110:32: note: in expansion of macro 'pfn_to_phys'
    #define pfn_to_virt(pfn) (__va(pfn_to_phys(pfn)))
                                   ^~~~~~~~~~~
   arch/riscv/include/asm/page.h:113:29: note: in expansion of macro 'pfn_to_virt'
    #define page_to_virt(page) (pfn_to_virt(page_to_pfn(page)))
                                ^~~~~~~~~~~
   include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn'
    #define page_to_pfn __page_to_pfn
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:113:41: note: in expansion of macro 'page_to_pfn'
    #define page_to_virt(page) (pfn_to_virt(page_to_pfn(page)))
                                            ^~~~~~~~~~~
   include/linux/mm.h:1321:9: note: in expansion of macro 'page_to_virt'
     return page_to_virt(page);
            ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:131:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/radix-tree.h:14,
                    from include/linux/idr.h:15,
                    from include/linux/kernfs.h:13,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/device.h:16,
                    from include/linux/dmaengine.h:8,
                    from drivers//dma/qcom/hidma_mgmt.c:8:
   include/linux/scatterlist.h: In function 'sg_set_buf':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/scatterlist.h:145:18: note: in expansion of macro 'virt_to_page'
     sg_set_page(sg, virt_to_page(buf), buflen, offset_in_page(buf));
                     ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:12:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/radix-tree.h:14,
                    from include/linux/idr.h:15,
                    from include/linux/kernfs.h:13,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/device.h:16,
                    from include/linux/dmaengine.h:8,
                    from drivers//dma/qcom/hidma_mgmt.c:8:
   include/linux/scatterlist.h: In function 'sg_phys':
   include/asm-generic/memory_model.h:55:54: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __page_to_pfn(page) (unsigned long)((page) - vmemmap)
                                                         ^
   include/linux/pfn.h:21:36: note: in definition of macro 'PFN_PHYS'
    #define PFN_PHYS(x) ((phys_addr_t)(x) << PAGE_SHIFT)
                                       ^
   arch/riscv/include/asm/page.h:115:29: note: in expansion of macro 'pfn_to_phys'
    #define page_to_phys(page) (pfn_to_phys(page_to_pfn(page)))
                                ^~~~~~~~~~~
   include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn'
    #define page_to_pfn __page_to_pfn
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:115:41: note: in expansion of macro 'page_to_pfn'
    #define page_to_phys(page) (pfn_to_phys(page_to_pfn(page)))
                                            ^~~~~~~~~~~
   include/linux/scatterlist.h:224:9: note: in expansion of macro 'page_to_phys'
     return page_to_phys(sg_page(sg)) + sg->offset;
            ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:131:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/radix-tree.h:14,
                    from include/linux/idr.h:15,
                    from include/linux/kernfs.h:13,
                    from include/linux/sysfs.h:16,
                    from include/linux/kobject.h:20,
                    from include/linux/device.h:16,
                    from include/linux/dmaengine.h:8,
                    from drivers//dma/qcom/hidma_mgmt.c:8:
   include/linux/scatterlist.h: In function 'sg_page_iter_page':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   include/linux/mm.h:213:26: note: in expansion of macro 'pfn_to_page'
    #define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + (n))
                             ^~~~~~~~~~~
   include/linux/scatterlist.h:384:9: note: in expansion of macro 'nth_page'
     return nth_page(sg_page(piter->sg), piter->sg_pgoffset);
            ^~~~~~~~
   include/linux/dma-mapping.h: In function 'dma_map_single_attrs':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/dma-mapping.h:587:33: note: in expansion of macro 'virt_to_page'
     return dma_map_page_attrs(dev, virt_to_page(ptr), offset_in_page(ptr),
                                    ^~~~~~~~~~~~
--
   In file included from arch/riscv/include/asm/page.h:131:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/hardirq.h:5,
                    from include/linux/interrupt.h:11,
                    from drivers//mfd/lp873x.c:16:
   include/linux/mm.h: In function 'virt_to_head_page':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'mem_map'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/mm.h:751:22: note: in expansion of macro 'virt_to_page'
     struct page *page = virt_to_page(x);
                         ^~~~~~~~~~~~
   include/asm-generic/memory_model.h:54:29: note: each undeclared identifier is reported only once for each function it appears in
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/mm.h:751:22: note: in expansion of macro 'virt_to_page'
     struct page *page = virt_to_page(x);
                         ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/thread_info.h:11:0,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/hardirq.h:5,
                    from include/linux/interrupt.h:11,
                    from drivers//mfd/lp873x.c:16:
   include/linux/mm.h: In function 'lowmem_page_address':
   include/asm-generic/memory_model.h:55:54: error: 'vmemmap' undeclared (first use in this function); did you mean 'mem_map'?
    #define __page_to_pfn(page) (unsigned long)((page) - vmemmap)
                                                         ^
   arch/riscv/include/asm/page.h:104:45: note: in definition of macro '__va'
    #define __va(x)  ((void *)((unsigned long) (x) + va_pa_offset))
                                                ^
   arch/riscv/include/asm/page.h:107:27: note: in expansion of macro 'PFN_PHYS'
    #define pfn_to_phys(pfn) (PFN_PHYS(pfn))
                              ^~~~~~~~
   arch/riscv/include/asm/page.h:110:32: note: in expansion of macro 'pfn_to_phys'
    #define pfn_to_virt(pfn) (__va(pfn_to_phys(pfn)))
                                   ^~~~~~~~~~~
   arch/riscv/include/asm/page.h:113:29: note: in expansion of macro 'pfn_to_virt'
    #define page_to_virt(page) (pfn_to_virt(page_to_pfn(page)))
                                ^~~~~~~~~~~
   include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn'
    #define page_to_pfn __page_to_pfn
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:113:41: note: in expansion of macro 'page_to_pfn'
    #define page_to_virt(page) (pfn_to_virt(page_to_pfn(page)))
                                            ^~~~~~~~~~~
   include/linux/mm.h:1321:9: note: in expansion of macro 'page_to_virt'
     return page_to_virt(page);
            ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:131:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/hardirq.h:5,
                    from include/linux/interrupt.h:11,
                    from drivers//mfd/lp873x.c:16:
   include/linux/highmem.h: In function 'kmap_to_page':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/highmem.h:75:9: note: in expansion of macro 'virt_to_page'
     return virt_to_page(addr);
            ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:131:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/hardirq.h:5,
                    from include/linux/interrupt.h:11,
                    from drivers//mfd/lp873x.c:16:
   include/linux/scatterlist.h: In function 'sg_set_buf':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:112:30: note: in expansion of macro 'pfn_to_page'
    #define virt_to_page(vaddr) (pfn_to_page(virt_to_pfn(vaddr)))
                                 ^~~~~~~~~~~
   include/linux/scatterlist.h:145:18: note: in expansion of macro 'virt_to_page'
     sg_set_page(sg, virt_to_page(buf), buflen, offset_in_page(buf));
                     ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:12:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/hardirq.h:5,
                    from include/linux/interrupt.h:11,
                    from drivers//mfd/lp873x.c:16:
   include/linux/scatterlist.h: In function 'sg_phys':
   include/asm-generic/memory_model.h:55:54: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __page_to_pfn(page) (unsigned long)((page) - vmemmap)
                                                         ^
   include/linux/pfn.h:21:36: note: in definition of macro 'PFN_PHYS'
    #define PFN_PHYS(x) ((phys_addr_t)(x) << PAGE_SHIFT)
                                       ^
   arch/riscv/include/asm/page.h:115:29: note: in expansion of macro 'pfn_to_phys'
    #define page_to_phys(page) (pfn_to_phys(page_to_pfn(page)))
                                ^~~~~~~~~~~
   include/asm-generic/memory_model.h:81:21: note: in expansion of macro '__page_to_pfn'
    #define page_to_pfn __page_to_pfn
                        ^~~~~~~~~~~~~
   arch/riscv/include/asm/page.h:115:41: note: in expansion of macro 'page_to_pfn'
    #define page_to_phys(page) (pfn_to_phys(page_to_pfn(page)))
                                            ^~~~~~~~~~~
   include/linux/scatterlist.h:224:9: note: in expansion of macro 'page_to_phys'
     return page_to_phys(sg_page(sg)) + sg->offset;
            ^~~~~~~~~~~~
   In file included from arch/riscv/include/asm/page.h:131:0,
                    from arch/riscv/include/asm/thread_info.h:11,
                    from include/linux/thread_info.h:38,
                    from include/asm-generic/preempt.h:5,
                    from ./arch/riscv/include/generated/asm/preempt.h:1,
                    from include/linux/preempt.h:78,
                    from include/linux/hardirq.h:5,
                    from include/linux/interrupt.h:11,
                    from drivers//mfd/lp873x.c:16:
   include/linux/scatterlist.h: In function 'sg_page_iter_page':
>> include/asm-generic/memory_model.h:54:29: error: 'vmemmap' undeclared (first use in this function); did you mean 'vm_mmap'?
    #define __pfn_to_page(pfn) (vmemmap + (pfn))
                                ^
   include/asm-generic/memory_model.h:82:21: note: in expansion of macro '__pfn_to_page'
    #define pfn_to_page __pfn_to_page
                        ^~~~~~~~~~~~~
   include/linux/mm.h:213:26: note: in expansion of macro 'pfn_to_page'
    #define nth_page(page,n) pfn_to_page(page_to_pfn((page)) + (n))
                             ^~~~~~~~~~~
   include/linux/scatterlist.h:384:9: note: in expansion of macro 'nth_page'
     return nth_page(sg_page(piter->sg), piter->sg_pgoffset);
            ^~~~~~~~
..

vim +/virt_to_page +492 drivers//mmc/core/mmc_test.c

64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  453  
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  454  /*
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  455   * Map memory into a scatterlist so that no pages are contiguous.  Allow the
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  456   * same memory to be mapped more than once.
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  457   */
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  458  static int mmc_test_map_sg_max_scatter(struct mmc_test_mem *mem,
fec4dcce237c71 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  459  				       unsigned long sz,
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  460  				       struct scatterlist *sglist,
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  461  				       unsigned int max_segs,
c8c8c1bdbe585d drivers/mmc/card/mmc_test.c Adrian Hunter 2010-09-10  462  				       unsigned int max_seg_sz,
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  463  				       unsigned int *sg_len)
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  464  {
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  465  	struct scatterlist *sg = NULL;
fec4dcce237c71 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  466  	unsigned int i = mem->cnt, cnt;
fec4dcce237c71 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  467  	unsigned long len;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  468  	void *base, *addr, *last_addr = NULL;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  469  
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  470  	sg_init_table(sglist, max_segs);
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  471  
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  472  	*sg_len = 0;
c8c8c1bdbe585d drivers/mmc/card/mmc_test.c Adrian Hunter 2010-09-10  473  	while (sz) {
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  474  		base = page_address(mem->arr[--i].page);
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  475  		cnt = 1 << mem->arr[i].order;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  476  		while (sz && cnt) {
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  477  			addr = base + PAGE_SIZE * --cnt;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  478  			if (last_addr && last_addr + PAGE_SIZE == addr)
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  479  				continue;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  480  			last_addr = addr;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  481  			len = PAGE_SIZE;
c8c8c1bdbe585d drivers/mmc/card/mmc_test.c Adrian Hunter 2010-09-10  482  			if (len > max_seg_sz)
c8c8c1bdbe585d drivers/mmc/card/mmc_test.c Adrian Hunter 2010-09-10  483  				len = max_seg_sz;
c8c8c1bdbe585d drivers/mmc/card/mmc_test.c Adrian Hunter 2010-09-10  484  			if (len > sz)
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  485  				len = sz;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  486  			if (sg)
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  487  				sg = sg_next(sg);
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  488  			else
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  489  				sg = sglist;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  490  			if (!sg)
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  491  				return -EINVAL;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11 @492  			sg_set_page(sg, virt_to_page(addr), len, 0);
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  493  			sz -= len;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  494  			*sg_len += 1;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  495  		}
c8c8c1bdbe585d drivers/mmc/card/mmc_test.c Adrian Hunter 2010-09-10  496  		if (i == 0)
c8c8c1bdbe585d drivers/mmc/card/mmc_test.c Adrian Hunter 2010-09-10  497  			i = mem->cnt;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  498  	}
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  499  
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  500  	if (sg)
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  501  		sg_mark_end(sg);
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  502  
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  503  	return 0;
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  504  }
64f7120d890b89 drivers/mmc/card/mmc_test.c Adrian Hunter 2010-08-11  505  

:::::: The code at line 492 was first introduced by commit
:::::: 64f7120d890b892ed2c82c87bed958902e809075 mmc_test: add performance tests

:::::: TO: Adrian Hunter <adrian.hunter@...ia.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

---
0-DAY kernel test infrastructure                 Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation

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