tree:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 07a56bb875afbe39dabbf6ba7b83783d166863db
commit: 670d0a4b10704667765f7d18f7592993d02783aa sparse: use identifiers to define address
spaces
date: 4 weeks ago
config: arc-randconfig-s032-20200717 (attached as .config)
compiler: arc-elf-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: v0.6.2-49-g707c5017-dirty
git checkout 670d0a4b10704667765f7d18f7592993d02783aa
# 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=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
sparse warnings: (new ones prefixed by >>)
> drivers/video/fbdev/aty/atyfb_base.c:3715:37: sparse: sparse:
incorrect type in argument 1 (different address spaces) @@ expected void const
[noderef] __iomem *addr @@ got unsigned char [usertype] *addr @@
> drivers/video/fbdev/aty/atyfb_base.c:3715:37: sparse: expected void const
[noderef] __iomem *addr
drivers/video/fbdev/aty/atyfb_base.c:3715:37: sparse:
got unsigned char [usertype] *addr
--
> sound/pci/echoaudio/echoaudio.c:1824:21: sparse: sparse:
incorrect type in argument 1 (different modifiers) @@ expected void const [noderef]
__iomem *addr @@ got unsigned int volatile [noderef] [usertype] __iomem *dsp_registers
@@
> sound/pci/echoaudio/echoaudio.c:1824:21: sparse: expected void const [noderef]
__iomem *addr
sound/pci/echoaudio/echoaudio.c:1824:21: sparse: got unsigned
int volatile [noderef] [usertype] __iomem *dsp_registers
vim +3715 drivers/video/fbdev/aty/atyfb_base.c
c98959f566e0c6 drivers/video/aty/atyfb_base.c Ville Syrjala 2006-12-08 3691
48c68c4f1b5424 drivers/video/aty/atyfb_base.c Greg Kroah-Hartman 2012-12-21 3692
static void atyfb_remove(struct fb_info *info)
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3693
{
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3694
struct atyfb_par *par = (struct atyfb_par *) info->par;
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3695
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3696
/* restore video mode */
eafad22a05fdac drivers/video/aty/atyfb_base.c Ville Syrjala 2009-06-30 3697
aty_set_crtc(par, &par->saved_crtc);
eafad22a05fdac drivers/video/aty/atyfb_base.c Ville Syrjala 2009-06-30 3698
par->pll_ops->set_pll(info, &par->saved_pll);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3699
37ce69a57ff217 drivers/video/aty/atyfb_base.c Richard Purdie 2007-02-10 3700
unregister_framebuffer(info);
37ce69a57ff217 drivers/video/aty/atyfb_base.c Richard Purdie 2007-02-10 3701
5474c120aafe78 drivers/video/aty/atyfb_base.c Michael Hanselmann 2006-06-25 3702
#ifdef CONFIG_FB_ATY_BACKLIGHT
5474c120aafe78 drivers/video/aty/atyfb_base.c Michael Hanselmann 2006-06-25 3703
if (M64_HAS(MOBIL_BUS))
37ce69a57ff217 drivers/video/aty/atyfb_base.c Richard Purdie 2007-02-10 3704
aty_bl_exit(info->bl_dev);
5474c120aafe78 drivers/video/aty/atyfb_base.c Michael Hanselmann 2006-06-25 3705
#endif
7d89a3cb159aec drivers/video/fbdev/aty/atyfb_base.c Luis R. Rodriguez 2015-07-09 3706
arch_phys_wc_del(par->wc_cookie);
5474c120aafe78 drivers/video/aty/atyfb_base.c Michael Hanselmann 2006-06-25 3707
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3708
#ifndef __sparc__
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3709
if (par->ati_regbase)
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3710
iounmap(par->ati_regbase);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3711
if (info->screen_base)
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3712
iounmap(info->screen_base);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3713
#ifdef __BIG_ENDIAN
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3714
if (info->sprite.addr)
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 @3715
iounmap(info->sprite.addr);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3716
#endif
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3717
#endif
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3718
#ifdef __sparc__
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3719
kfree(par->mmap_map);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3720
#endif
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3721
if (par->aux_start)
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3722
release_mem_region(par->aux_start, par->aux_size);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3723
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3724
if (par->res_start)
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3725
release_mem_region(par->res_start, par->res_size);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3726
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3727
framebuffer_release(info);
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3728
}
^1da177e4c3f41 drivers/video/aty/atyfb_base.c Linus Torvalds 2005-04-16 3729
:::::: The code at line 3715 was first introduced by commit
:::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2
:::::: TO: Linus Torvalds <torvalds(a)ppc970.osdl.org>
:::::: CC: Linus Torvalds <torvalds(a)ppc970.osdl.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org