tree: git://anongit.freedesktop.org/drm-intel topic/drm-misc head: 37035e7411fc90d57e4aca83ef654f50c3a0f626 commit: e6f15b763ab2bc47000ec302123e2fb3bf2ad7d4 [2/11] drm/vgem: Enable dmabuf interface for export config: ia64-allyesconfig (attached as .config) compiler: ia64-linux-gcc (GCC) 4.9.0 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/ma... -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout e6f15b763ab2bc47000ec302123e2fb3bf2ad7d4 # save the attached .config to linux build tree make.cross ARCH=ia64

All warnings (new ones prefixed by >>):

In file included from arch/ia64/include/asm/ptrace.h:45:0, from arch/ia64/include/asm/processor.h:19, from arch/ia64/include/asm/thread_info.h:11, from include/linux/thread_info.h:54, from include/asm-generic/preempt.h:4, from arch/ia64/include/generated/asm/preempt.h:1, from include/linux/preempt.h:59, from include/linux/spinlock.h:50, from include/linux/seqlock.h:35, from include/linux/time.h:5, from include/linux/stat.h:18, from include/linux/module.h:10, from drivers/gpu/drm/vgem/vgem_drv.c:33: drivers/gpu/drm/vgem/vgem_drv.c: In function 'vgem_prime_vmap': drivers/gpu/drm/vgem/vgem_drv.c:238:53: error: 'PAGE_KERNEL_IO' undeclared (first use in this function) addr = vmap(pages, n_pages, 0, pgprot_writecombine(PAGE_KERNEL_IO)); ^ arch/ia64/include/asm/page.h:194:37: note: in definition of macro '__pgprot' # define __pgprot(x) ((pgprot_t) { (x) } ) ^

...

arch/ia64/include/asm/pgtable.h:353:45: note: in expansion of macro 'pgprot_val'

#define pgprot_writecombine(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_WC) ^ drivers/gpu/drm/vgem/vgem_drv.c:238:33: note: in expansion of macro 'pgprot_writecombine' addr = vmap(pages, n_pages, 0, pgprot_writecombine(PAGE_KERNEL_IO)); ^ drivers/gpu/drm/vgem/vgem_drv.c:238:53: note: each undeclared identifier is reported only once for each function it appears in addr = vmap(pages, n_pages, 0, pgprot_writecombine(PAGE_KERNEL_IO)); ^ arch/ia64/include/asm/page.h:194:37: note: in definition of macro '__pgprot' # define __pgprot(x) ((pgprot_t) { (x) } ) ^

...

arch/ia64/include/asm/pgtable.h:353:45: note: in expansion of macro 'pgprot_val'

#define pgprot_writecombine(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_WC) ^ drivers/gpu/drm/vgem/vgem_drv.c:238:33: note: in expansion of macro 'pgprot_writecombine' addr = vmap(pages, n_pages, 0, pgprot_writecombine(PAGE_KERNEL_IO)); ^

vim +/pgprot_val +353 arch/ia64/include/asm/pgtable.h

954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 337 pte_pfn(*ptep) != pte_pfn(pteval))) 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 338 /* load_module() calles flush_icache_range() explicitly*/ 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 339 __ia64_sync_icache_dcache(pteval); 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 340 *ptep = pteval; 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 341 } 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 342 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 343 #define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 344 954ffcb3 include/asm-ia64/pgtable.h KAMEZAWA Hiroyuki 2007-10-16 345 /* 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 346 * Make page protection values cacheable, uncacheable, or write- 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 347 * combining. Note that "protection" is really a misnomer here as the 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 348 * protection value contains the memory attribute bits, dirty bits, and 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 349 * various other bits as well. ^1da177e include/asm-ia64/pgtable.h Linus Torvalds 2005-04-16 350 */ 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 351 #define pgprot_cacheable(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_WB) ^1da177e include/asm-ia64/pgtable.h Linus Torvalds 2005-04-16 352 #define pgprot_noncached(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_UC) ^1da177e include/asm-ia64/pgtable.h Linus Torvalds 2005-04-16 @353 #define pgprot_writecombine(prot) __pgprot((pgprot_val(prot) & ~_PAGE_MA_MASK) | _PAGE_MA_WC) ^1da177e include/asm-ia64/pgtable.h Linus Torvalds 2005-04-16 354 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 355 struct file; 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 356 extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 357 unsigned long size, pgprot_t vma_prot); 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 358 #define __HAVE_PHYS_MEM_ACCESS_PROT 32e62c63 include/asm-ia64/pgtable.h Bjorn Helgaas 2006-05-05 359 ^1da177e include/asm-ia64/pgtable.h Linus Torvalds 2005-04-16 360 static inline unsigned long ^1da177e include/asm-ia64/pgtable.h Linus Torvalds 2005-04-16 361 pgd_index (unsigned long address)

:::::: The code at line 353 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2

:::::: TO: Linus Torvalds torvalds@ppc970.osdl.org :::::: CC: Linus Torvalds torvalds@ppc970.osdl.org

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