From: kbuild test robot <lkp@intel.com>
To: Christoph Hellwig <hch@lst.de>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Paul Walmsley <paul.walmsley@sifive.com>,
Anup Patel <anup@brainfault.org>
Subject: drivers/video/fbdev/udlfb.c:343:52: error: 'PAGE_SHARED' undeclared; did you mean 'VM_SHARED'?
Date: Sun, 12 Jan 2020 04:36:17 +0800 [thread overview]
Message-ID: <202001120411.NaVUNo0z%lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: ac61145a725ab0411c5f8ed9aeca6202076ecfd8
commit: 6bd33e1ece528f67646db33bf97406b747dafda0 riscv: add nommu support
date: 8 weeks ago
config: riscv-randconfig-a001-20200112 (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@intel.com>
All errors (new ones prefixed by >>):
drivers/video/fbdev/udlfb.c: In function 'dlfb_ops_mmap':
>> drivers/video/fbdev/udlfb.c:343:52: error: 'PAGE_SHARED' undeclared (first use in this function); did you mean 'VM_SHARED'?
if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED))
^~~~~~~~~~~
VM_SHARED
drivers/video/fbdev/udlfb.c:343:52: note: each undeclared identifier is reported only once for each function it appears in
--
drivers/video/fbdev/smscufx.c: In function 'ufx_ops_mmap':
>> drivers/video/fbdev/smscufx.c:796:52: error: 'PAGE_SHARED' undeclared (first use in this function); did you mean 'VM_SHARED'?
if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED))
^~~~~~~~~~~
VM_SHARED
drivers/video/fbdev/smscufx.c:796:52: note: each undeclared identifier is reported only once for each function it appears in
--
drivers/gpu/drm/udl/udl_fb.c: In function 'udl_fb_mmap':
>> drivers/gpu/drm/udl/udl_fb.c:185:52: error: 'PAGE_SHARED' undeclared (first use in this function); did you mean 'VM_SHARED'?
if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED))
^~~~~~~~~~~
VM_SHARED
drivers/gpu/drm/udl/udl_fb.c:185:52: note: each undeclared identifier is reported only once for each function it appears in
vim +343 drivers/video/fbdev/udlfb.c
59277b679f8b5c drivers/staging/udlfb/udlfb.c Bernie Thompson 2009-11-24 321
4574203f45eb26 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-02-15 322 static int dlfb_ops_mmap(struct fb_info *info, struct vm_area_struct *vma)
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 323 {
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 324 unsigned long start = vma->vm_start;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 325 unsigned long size = vma->vm_end - vma->vm_start;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 326 unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 327 unsigned long page, pos;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 328
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 329 if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 330 return -EINVAL;
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 331 if (size > info->fix.smem_len)
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 332 return -EINVAL;
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 333 if (offset > info->fix.smem_len - size)
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 334 return -EINVAL;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 335
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 336 pos = (unsigned long)info->fix.smem_start + offset;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 337
5865889fe43194 drivers/video/fbdev/udlfb.c Ladislav Michl 2018-01-16 338 dev_dbg(info->dev, "mmap() framebuffer addr:%lu size:%lu\n",
2685cffa9e7992 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-09-05 339 pos, size);
2685cffa9e7992 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-09-05 340
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 341 while (size > 0) {
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 342 page = vmalloc_to_pfn((void *)pos);
f05e0575ed334a drivers/staging/udlfb/udlfb.c Greg Kroah-Hartman 2009-06-03 @343 if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED))
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 344 return -EAGAIN;
f05e0575ed334a drivers/staging/udlfb/udlfb.c Greg Kroah-Hartman 2009-06-03 345
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 346 start += PAGE_SIZE;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 347 pos += PAGE_SIZE;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 348 if (size > PAGE_SIZE)
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 349 size -= PAGE_SIZE;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 350 else
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 351 size = 0;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 352 }
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 353
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 354 return 0;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 355 }
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 356
:::::: The code at line 343 was first introduced by commit
:::::: f05e0575ed334a23dad91b8f6ed0ac42a3996b8d Staging: udlfb: clean up checkpatch warnings in udlfb.c
:::::: TO: Greg Kroah-Hartman <gregkh@suse.de>
:::::: CC: Greg Kroah-Hartman <gregkh@suse.de>
---
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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