tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 00e4db51259a5f936fec1424b884f029479d3981 commit: 80591e61a0f7e88deaada69844e4a31280c4a38f kbuild: tell sparse about the $ARCH date: 9 months ago config: s390-randconfig-s031-20200810 (attached as .config) compiler: s390-linux-gcc (GCC) 9.3.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # apt-get install sparse # sparse version: v0.6.2-141-g19506bc2-dirty git checkout 80591e61a0f7e88deaada69844e4a31280c4a38f # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=s390
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> drivers/video/fbdev/kyro/fbdev.c:725:23: sparse: sparse: incorrect type in
>> argument 1 (different address spaces) @@ expected void *s @@ got
>> char [noderef] <asn:2> *screen_base @@
>> drivers/video/fbdev/kyro/fbdev.c:725:23: sparse: expected void *s
drivers/video/fbdev/kyro/fbdev.c:725:23: sparse: got char [noderef]
<asn:2> *screen_base
vim +725 drivers/video/fbdev/kyro/fbdev.c
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
661
48c68c4f1b5424 drivers/video/kyro/fbdev.c Greg Kroah-Hartman 2012-12-21
662 static int kyrofb_probe(struct pci_dev *pdev, const struct pci_device_id
*ent)
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
663 {
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
664 struct fb_info *info;
a26968df0110bc drivers/video/kyro/fbdev.c Antonino A. Daplas 2006-01-09
665 struct kyrofb_info *currentpar;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
666 unsigned long size;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
667 int err;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
668
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
669 if ((err = pci_enable_device(pdev))) {
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
670 printk(KERN_WARNING "kyrofb: Can't enable pdev: %d\n", err);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
671 return err;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
672 }
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
673
a26968df0110bc drivers/video/kyro/fbdev.c Antonino A. Daplas 2006-01-09
674 info = framebuffer_alloc(sizeof(struct kyrofb_info), &pdev->dev);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
675 if (!info)
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
676 return -ENOMEM;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
677
a26968df0110bc drivers/video/kyro/fbdev.c Antonino A. Daplas 2006-01-09
678 currentpar = info->par;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
679
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
680 kyro_fix.smem_start = pci_resource_start(pdev, 0);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
681 kyro_fix.smem_len = pci_resource_len(pdev, 0);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
682 kyro_fix.mmio_start = pci_resource_start(pdev, 1);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
683 kyro_fix.mmio_len = pci_resource_len(pdev, 1);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
684
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
685 currentpar->regbase = deviceInfo.pSTGReg =
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
686 ioremap_nocache(kyro_fix.mmio_start, kyro_fix.mmio_len);
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
687 if (!currentpar->regbase)
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
688 goto out_free_fb;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
689
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
690 info->screen_base = pci_ioremap_wc_bar(pdev, 0);
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
691 if (!info->screen_base)
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
692 goto out_unmap_regs;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
693
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
694 if (!nomtrr)
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
695 currentpar->wc_cookie = arch_phys_wc_add(kyro_fix.smem_start,
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
696 kyro_fix.smem_len);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
697
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
698 kyro_fix.ypanstep = nopan ? 0 : 1;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
699 kyro_fix.ywrapstep = nowrap ? 0 : 1;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
700
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
701 info->fbops = &kyrofb_ops;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
702 info->fix = kyro_fix;
a26968df0110bc drivers/video/kyro/fbdev.c Antonino A. Daplas 2006-01-09
703 info->pseudo_palette = currentpar->palette;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
704 info->flags = FBINFO_DEFAULT;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
705
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
706 SetCoreClockPLL(deviceInfo.pSTGReg, pdev);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
707
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
708 deviceInfo.ulNextFreeVidMem = 0;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
709 deviceInfo.ulOverlayOffset = 0;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
710
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
711 /* This should give a reasonable default video mode */
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
712 if (!fb_find_mode(&info->var, info, mode_option, kyro_modedb,
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
713 NUM_TOTAL_MODES, &kyro_modedb[VMODE_1024_768_75],
32))
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
714 info->var = kyro_var;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
715
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
716 fb_alloc_cmap(&info->cmap, 256, 0);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
717
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
718 kyrofb_set_par(info);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
719 kyrofb_check_var(&info->var, info);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
720
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
721 size = get_line_length(info->var.xres_virtual,
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
722 info->var.bits_per_pixel);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
723 size *= info->var.yres_virtual;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
724
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
@725 fb_memset(info->screen_base, 0, size);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
726
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
727 if (register_framebuffer(info) < 0)
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
728 goto out_unmap;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
729
31b6780c15a4e3 drivers/video/kyro/fbdev.c Joe Perches 2013-09-19
730 fb_info(info, "%s frame buffer device, at %dx%d@%d using %ldk/%ldk of
VRAM\n",
31b6780c15a4e3 drivers/video/kyro/fbdev.c Joe Perches 2013-09-19
731 info->fix.id,
31b6780c15a4e3 drivers/video/kyro/fbdev.c Joe Perches 2013-09-19
732 info->var.xres, info->var.yres, info->var.bits_per_pixel,
31b6780c15a4e3 drivers/video/kyro/fbdev.c Joe Perches 2013-09-19
733 size >> 10, (unsigned long)info->fix.smem_len >> 10);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
734
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
735 pci_set_drvdata(pdev, info);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
736
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
737 return 0;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
738
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
739 out_unmap:
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
740 iounmap(info->screen_base);
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
741 out_unmap_regs:
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
742 iounmap(currentpar->regbase);
9e517ac88b2443 drivers/video/fbdev/kyro/fbdev.c Luis R. Rodriguez 2015-08-24
743 out_free_fb:
a26968df0110bc drivers/video/kyro/fbdev.c Antonino A. Daplas 2006-01-09
744 framebuffer_release(info);
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
745
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
746 return -EINVAL;
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
747 }
^1da177e4c3f41 drivers/video/kyro/fbdev.c Linus Torvalds 2005-04-16
748
:::::: The code at line 725 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torva...@ppc970.osdl.org>
:::::: CC: Linus Torvalds <torva...@ppc970.osdl.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
