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d="scan'208";a="4158445" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa009.fm.intel.com with ESMTP; 23 Oct 2026 17:04:13 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xKPF4-00000000TO0-3hW5; Sat, 24 Oct 2026 00:04:10 +0000 Date: Sat, 24 Oct 2026 08:03:34 +0800 From: kernel test robot To: Brian Cain Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [bcain:hexagon 2/82] drivers/video/fbdev/udlfb.c:370:52: error: use of undeclared identifier 'PAGE_SHARED' Message-ID: <202610240743.6bfk7K8M-lkp@intel.com> User-Agent: s-nail v14.9.25 X-Mailing-List: llvm@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list tree: https://git.kernel.org/pub/scm/linux/kernel/git/bcain/linux.git hexagon head: 35ab1dadb94646b74469738c1741f68e8c6aac3d commit: a068d81e03bf28e40eceb94bc49e122f09177d70 [2/82] hexagon: fix the page table model for the Hexagon VM config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20261024/202610240743.6bfk7K8M-lkp@intel.com/config) compiler: clang version 24.0.0git (https://github.com/llvm/llvm-project 6719b9e31d6a93099612c474eec76d9f41d0275a) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261024/202610240743.6bfk7K8M-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202610240743.6bfk7K8M-lkp@intel.com/ All errors (new ones prefixed by >>): >> drivers/video/fbdev/udlfb.c:370:52: error: use of undeclared identifier 'PAGE_SHARED' 370 | if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) | ^~~~~~~~~~~ 1 error generated. vim +/PAGE_SHARED +370 drivers/video/fbdev/udlfb.c 8de779dc40d35d drivers/video/fbdev/udlfb.c Rajat Gupta 2026-05-03 342 4574203f45eb26 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-02-15 343 static int dlfb_ops_mmap(struct fb_info *info, struct vm_area_struct *vma) 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 344 { 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 345 unsigned long start = vma->vm_start; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 346 unsigned long size = vma->vm_end - vma->vm_start; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 347 unsigned long offset = vma->vm_pgoff << PAGE_SHIFT; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 348 unsigned long page, pos; 8de779dc40d35d drivers/video/fbdev/udlfb.c Rajat Gupta 2026-05-03 349 struct dlfb_data *dlfb = info->par; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 350 5905585103276b drivers/video/fbdev/udlfb.c Thomas Zimmermann 2022-04-29 351 if (info->fbdefio) 5905585103276b drivers/video/fbdev/udlfb.c Thomas Zimmermann 2022-04-29 352 return fb_deferred_io_mmap(info, vma); 5905585103276b drivers/video/fbdev/udlfb.c Thomas Zimmermann 2022-04-29 353 76f92201b821dd drivers/video/fbdev/udlfb.c Thomas Zimmermann 2023-11-27 354 vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot); 76f92201b821dd drivers/video/fbdev/udlfb.c Thomas Zimmermann 2023-11-27 355 04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 356 if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT)) 04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 357 return -EINVAL; 04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 358 if (size > info->fix.smem_len) 04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 359 return -EINVAL; 04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 360 if (offset > info->fix.smem_len - size) 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 361 return -EINVAL; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 362 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 363 pos = (unsigned long)info->fix.smem_start + offset; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 364 5865889fe43194 drivers/video/fbdev/udlfb.c Ladislav Michl 2018-01-16 365 dev_dbg(info->dev, "mmap() framebuffer addr:%lu size:%lu\n", 2685cffa9e7992 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-09-05 366 pos, size); 2685cffa9e7992 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-09-05 367 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 368 while (size > 0) { 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 369 page = vmalloc_to_pfn((void *)pos); f05e0575ed334a drivers/staging/udlfb/udlfb.c Greg Kroah-Hartman 2009-06-03 @370 if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED)) 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 371 return -EAGAIN; f05e0575ed334a drivers/staging/udlfb/udlfb.c Greg Kroah-Hartman 2009-06-03 372 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 373 start += PAGE_SIZE; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 374 pos += PAGE_SIZE; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 375 if (size > PAGE_SIZE) 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 376 size -= PAGE_SIZE; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 377 else 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 378 size = 0; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 379 } 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 380 8de779dc40d35d drivers/video/fbdev/udlfb.c Rajat Gupta 2026-05-03 381 vma->vm_ops = &dlfb_vm_ops; 8de779dc40d35d drivers/video/fbdev/udlfb.c Rajat Gupta 2026-05-03 382 vma->vm_private_data = dlfb; 8de779dc40d35d drivers/video/fbdev/udlfb.c Rajat Gupta 2026-05-03 383 atomic_inc(&dlfb->mmap_count); 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 384 return 0; 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 385 } 88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 386 :::::: The code at line 370 was first introduced by commit :::::: f05e0575ed334a23dad91b8f6ed0ac42a3996b8d Staging: udlfb: clean up checkpatch warnings in udlfb.c :::::: TO: Greg Kroah-Hartman :::::: CC: Greg Kroah-Hartman -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki