* [linux-next:master 2515/12022] drivers/video/fbdev/udlfb.c:343:52: error: 'PAGE_SHARED' undeclared; did you mean
@ 2021-02-23 7:17 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-02-23 7:17 UTC (permalink / raw)
To: Guo Ren; +Cc: kbuild-all, Linux Memory Management List
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 37dfbfbdca66834bc0f64ec9b35e09ac6c8898da
commit: 0a9e723f97367373133a4951f26a7b515223ca7b [2515/12022] csky: Coding convention del unnecessary definition
config: csky-randconfig-s031-20210223 (attached as .config)
compiler: csky-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-229-g60c1f270-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=0a9e723f97367373133a4951f26a7b515223ca7b
git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 0a9e723f97367373133a4951f26a7b515223ca7b
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=csky
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel 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'?
343 | 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'?
796 | 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
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 CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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