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Message-ID: <202509272320.3K8kdDCw-lkp@intel.com>
Date: Sun, 28 Sep 2025 00:12:38 +0800
From: kernel test robot <lkp@...el.com>
To: Sukrut Heroorkar <hsukrut3@...il.com>, Helge Deller <deller@....de>,
Bernie Thompson <bernie@...gable.com>,
Thomas Zimmermann <tzimmermann@...e.de>,
Arnd Bergmann <arnd@...db.de>, Randy Dunlap <rdunlap@...radead.org>,
Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
Zsolt Kajtar <soci@....rulez.org>,
Gonzalo Silvalde Blanco <gonzalo.silvalde@...il.com>,
linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
linux-kernel@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
skhan@...uxfoundation.org, david.hunter.linux@...il.com
Subject: Re: [PATCH] fbdev: udlfb: make CONFIG_FB_DEVICE optional
Hi Sukrut,
kernel test robot noticed the following build errors:
[auto build test ERROR on drm-misc/drm-misc-next]
[also build test ERROR on linus/master v6.17-rc7 next-20250926]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Sukrut-Heroorkar/fbdev-udlfb-make-CONFIG_FB_DEVICE-optional/20250925-015939
base: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
patch link: https://lore.kernel.org/r/20250924175743.6790-1-hsukrut3%40gmail.com
patch subject: [PATCH] fbdev: udlfb: make CONFIG_FB_DEVICE optional
config: x86_64-randconfig-001-20250927 (https://download.01.org/0day-ci/archive/20250927/202509272320.3K8kdDCw-lkp@intel.com/config)
compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250927/202509272320.3K8kdDCw-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 <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202509272320.3K8kdDCw-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/video/fbdev/udlfb.c:345:16: error: no member named 'dev' in 'struct fb_info'
345 | dev_dbg(info->dev, "mmap() framebuffer addr:%lu size:%lu\n",
| ~~~~ ^
include/linux/dev_printk.h:171:28: note: expanded from macro 'dev_dbg'
171 | dev_no_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dev_printk.h:139:23: note: expanded from macro 'dev_no_printk'
139 | _dev_printk(level, dev, fmt, ##__VA_ARGS__); \
| ^~~
drivers/video/fbdev/udlfb.c:933:16: error: no member named 'dev' in 'struct fb_info'
933 | dev_dbg(info->dev, "open, user=%d fb_info=%p count=%d\n",
| ~~~~ ^
include/linux/dev_printk.h:171:28: note: expanded from macro 'dev_dbg'
171 | dev_no_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dev_printk.h:139:23: note: expanded from macro 'dev_no_printk'
139 | _dev_printk(level, dev, fmt, ##__VA_ARGS__); \
| ^~~
drivers/video/fbdev/udlfb.c:986:16: error: no member named 'dev' in 'struct fb_info'
986 | dev_dbg(info->dev, "release, user=%d count=%d\n", user, dlfb->fb_count);
| ~~~~ ^
include/linux/dev_printk.h:171:28: note: expanded from macro 'dev_dbg'
171 | dev_no_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dev_printk.h:139:23: note: expanded from macro 'dev_no_printk'
139 | _dev_printk(level, dev, fmt, ##__VA_ARGS__); \
| ^~~
drivers/video/fbdev/udlfb.c:1099:16: error: no member named 'dev' in 'struct fb_info'
1099 | dev_dbg(info->dev, "blank, mode %d --> %d\n",
| ~~~~ ^
include/linux/dev_printk.h:171:28: note: expanded from macro 'dev_dbg'
171 | dev_no_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dev_printk.h:139:23: note: expanded from macro 'dev_no_printk'
139 | _dev_printk(level, dev, fmt, ##__VA_ARGS__); \
| ^~~
drivers/video/fbdev/udlfb.c:1193:18: error: no member named 'dev' in 'struct fb_info'
1193 | dev_err(info->dev, "Virtual framebuffer alloc failed\n");
| ~~~~ ^
include/linux/dev_printk.h:154:44: note: expanded from macro 'dev_err'
154 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dev_printk.h:110:11: note: expanded from macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
drivers/video/fbdev/udlfb.c:1217:19: error: no member named 'dev' in 'struct fb_info'
1217 | dev_info(info->dev,
| ~~~~ ^
include/linux/dev_printk.h:160:46: note: expanded from macro 'dev_info'
160 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~
include/linux/dev_printk.h:110:11: note: expanded from macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~
drivers/video/fbdev/udlfb.c:1251:12: error: no member named 'dev' in 'struct fb_info'
1251 | if (info->dev) {
| ~~~~ ^
drivers/video/fbdev/udlfb.c:1255:15: error: no member named 'dev' in 'struct fb_info'
1255 | dev = info->dev;
| ~~~~ ^
drivers/video/fbdev/udlfb.c:1379:12: error: no member named 'dev' in 'struct fb_info'
1379 | if (info->dev)
| ~~~~ ^
drivers/video/fbdev/udlfb.c:1720:40: error: no member named 'dev' in 'struct fb_info'
1720 | retval = device_create_bin_file(info->dev, &edid_attr);
| ~~~~ ^
drivers/video/fbdev/udlfb.c:1727:19: error: no member named 'dev' in 'struct fb_info'
1727 | dev_name(info->dev), info->var.xres, info->var.yres,
| ~~~~ ^
include/linux/dev_printk.h:160:67: note: expanded from macro 'dev_info'
160 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~~~~
include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap'
110 | _p_func(dev, fmt, ##__VA_ARGS__); \
| ^~~~~~~~~~~
drivers/video/fbdev/udlfb.c:1767:31: error: no member named 'dev' in 'struct fb_info'
1767 | device_remove_bin_file(info->dev, &edid_attr);
| ~~~~ ^
12 errors generated.
vim +345 drivers/video/fbdev/udlfb.c
59277b679f8b5c drivers/staging/udlfb/udlfb.c Bernie Thompson 2009-11-24 323
4574203f45eb26 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-02-15 324 static int dlfb_ops_mmap(struct fb_info *info, struct vm_area_struct *vma)
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 325 {
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 326 unsigned long start = vma->vm_start;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 327 unsigned long size = vma->vm_end - vma->vm_start;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 328 unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 329 unsigned long page, pos;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 330
5905585103276b drivers/video/fbdev/udlfb.c Thomas Zimmermann 2022-04-29 331 if (info->fbdefio)
5905585103276b drivers/video/fbdev/udlfb.c Thomas Zimmermann 2022-04-29 332 return fb_deferred_io_mmap(info, vma);
5905585103276b drivers/video/fbdev/udlfb.c Thomas Zimmermann 2022-04-29 333
76f92201b821dd drivers/video/fbdev/udlfb.c Thomas Zimmermann 2023-11-27 334 vma->vm_page_prot = pgprot_decrypted(vma->vm_page_prot);
76f92201b821dd drivers/video/fbdev/udlfb.c Thomas Zimmermann 2023-11-27 335
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 336 if (vma->vm_pgoff > (~0UL >> PAGE_SHIFT))
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 337 return -EINVAL;
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 338 if (size > info->fix.smem_len)
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 339 return -EINVAL;
04f8afbec37f63 drivers/video/udlfb.c Tomi Valkeinen 2013-04-18 340 if (offset > info->fix.smem_len - size)
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 341 return -EINVAL;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 342
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 343 pos = (unsigned long)info->fix.smem_start + offset;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 344
5865889fe43194 drivers/video/fbdev/udlfb.c Ladislav Michl 2018-01-16 @345 dev_dbg(info->dev, "mmap() framebuffer addr:%lu size:%lu\n",
2685cffa9e7992 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-09-05 346 pos, size);
2685cffa9e7992 drivers/staging/udlfb/udlfb.c Bernie Thompson 2010-09-05 347
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 348 while (size > 0) {
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 349 page = vmalloc_to_pfn((void *)pos);
f05e0575ed334a drivers/staging/udlfb/udlfb.c Greg Kroah-Hartman 2009-06-03 350 if (remap_pfn_range(vma, start, page, PAGE_SIZE, PAGE_SHARED))
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 351 return -EAGAIN;
f05e0575ed334a drivers/staging/udlfb/udlfb.c Greg Kroah-Hartman 2009-06-03 352
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 353 start += PAGE_SIZE;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 354 pos += PAGE_SIZE;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 355 if (size > PAGE_SIZE)
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 356 size -= PAGE_SIZE;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 357 else
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 358 size = 0;
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 359 }
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 360
88e58b1a42f8c1 drivers/staging/udlfb/udlfb.c Roberto De Ioris 2009-06-03 361 return 0;
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
--
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