4:50 a.m.
tree: git://git.infradead.org/users/hch/misc.git dma-header-cleanups
head: 5093be553444b2cc6c459d6e9f5a4692ac0b4125
commit: 66216ba208594466fc57ef598198a7821a995ea0 [23/31] dma-mapping: split
<linux/dma-mapping.h>
config: x86_64-randconfig-s022-20200911 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.2-191-g10164920-dirty
git checkout 66216ba208594466fc57ef598198a7821a995ea0
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
arch/x86/xen/pci-swiotlb-xen.c: In function 'pci_xen_swiotlb_init':
> arch/x86/xen/pci-swiotlb-xen.c:63:3: error: 'dma_ops'
undeclared (first use in this function); did you mean 'smp_ops'?
63 |
dma_ops = &xen_swiotlb_dma_ops;
| ^~~~~~~
| smp_ops
arch/x86/xen/pci-swiotlb-xen.c:63:3: note: each undeclared identifier is reported only
once for each function it appears in
arch/x86/xen/pci-swiotlb-xen.c: In function 'pci_xen_swiotlb_init_late':
arch/x86/xen/pci-swiotlb-xen.c:83:2: error: 'dma_ops' undeclared (first use in
this function); did you mean 'smp_ops'?
83 | dma_ops = &xen_swiotlb_dma_ops;
| ^~~~~~~
| smp_ops
git remote add hch-misc git://git.infradead.org/users/hch/misc.git
git fetch --no-tags hch-misc dma-header-cleanups
git checkout 66216ba208594466fc57ef598198a7821a995ea0
vim +63 arch/x86/xen/pci-swiotlb-xen.c
bbbe57386e857e Konrad Rzeszutek Wilk 2010-02-09 58
bbbe57386e857e Konrad Rzeszutek Wilk 2010-02-09 59 void __init
pci_xen_swiotlb_init(void)
bbbe57386e857e Konrad Rzeszutek Wilk 2010-02-09 60 {
bbbe57386e857e Konrad Rzeszutek Wilk 2010-02-09 61 if (xen_swiotlb) {
b8277600536989 Konrad Rzeszutek Wilk 2012-08-23 62 xen_swiotlb_init(1, true /* early
*/);
bbbe57386e857e Konrad Rzeszutek Wilk 2010-02-09 @63 dma_ops =
&xen_swiotlb_dma_ops;
74226b8c8a0b10 Konrad Rzeszutek Wilk 2010-08-19 64
:::::: The code at line 63 was first introduced by commit
:::::: bbbe57386e857eb2a8d4abcae71063c819c06ff1 pci-swiotlb-xen: Add glue code to setup
dma_ops utilizing xen_swiotlb_* functions.
:::::: TO: Konrad Rzeszutek Wilk <konrad.wilk(a)oracle.com>
:::::: CC: Konrad Rzeszutek Wilk <konrad.wilk(a)oracle.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org