From: kernel test robot <lkp@intel.com>
To: Ganesh Goudar <ganeshgr@linux.ibm.com>
Cc: clang-built-linux@googlegroups.com,
Mahesh Salgaonkar <mahesh@linux.ibm.com>,
kbuild-all@lists.01.org, linuxppc-dev@lists.ozlabs.org
Subject: [powerpc:next-test 124/184] drivers/misc/lkdtm/powerpc.c:13:54: error: no member named 'sllp' in 'struct mmu_psize_def'
Date: Thu, 3 Dec 2020 03:16:24 +0800 [thread overview]
Message-ID: <202012030320.soNPcJR8-lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next-test
head: fb003959777a635dea8910cf71109b612c7f940c
commit: d1579010cfe439978f9830b5632f9795049c6717 [124/184] lkdtm/powerpc: Add SLB multihit test
config: powerpc64-randconfig-r013-20201202 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 2671fccf0381769276ca8246ec0499adcb9b0355)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install powerpc64 cross compiling tool for clang build
# apt-get install binutils-powerpc64-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id=d1579010cfe439978f9830b5632f9795049c6717
git remote add powerpc https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git
git fetch --no-tags powerpc next-test
git checkout d1579010cfe439978f9830b5632f9795049c6717
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc64
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/misc/lkdtm/powerpc.c:13:54: error: no member named 'sllp' in 'struct mmu_psize_def'
flags = SLB_VSID_KERNEL | mmu_psize_defs[page_size].sllp;
~~~~~~~~~~~~~~~~~~~~~~~~~ ^
>> drivers/misc/lkdtm/powerpc.c:13:10: error: use of undeclared identifier 'SLB_VSID_KERNEL'
flags = SLB_VSID_KERNEL | mmu_psize_defs[page_size].sllp;
^
>> drivers/misc/lkdtm/powerpc.c:17:15: error: implicit declaration of function 'mk_vsid_data' [-Werror,-Wimplicit-function-declaration]
: "r" (mk_vsid_data(p, ssize, flags)),
^
>> drivers/misc/lkdtm/powerpc.c:18:15: error: implicit declaration of function 'mk_esid_data' [-Werror,-Wimplicit-function-declaration]
"r" (mk_esid_data(p, ssize, SLB_NUM_BOLTED))
^
drivers/misc/lkdtm/powerpc.c:18:15: note: did you mean 'mk_vsid_data'?
drivers/misc/lkdtm/powerpc.c:17:15: note: 'mk_vsid_data' declared here
: "r" (mk_vsid_data(p, ssize, flags)),
^
>> drivers/misc/lkdtm/powerpc.c:18:38: error: use of undeclared identifier 'SLB_NUM_BOLTED'
"r" (mk_esid_data(p, ssize, SLB_NUM_BOLTED))
^
drivers/misc/lkdtm/powerpc.c:23:34: error: use of undeclared identifier 'SLB_NUM_BOLTED'
"r" (mk_esid_data(p, ssize, SLB_NUM_BOLTED + 1))
^
>> drivers/misc/lkdtm/powerpc.c:37:37: error: use of undeclared identifier 'MMU_SEGSIZE_1T'
insert_slb_entry((unsigned long)p, MMU_SEGSIZE_1T, mmu_vmalloc_psize);
^
>> drivers/misc/lkdtm/powerpc.c:37:53: error: use of undeclared identifier 'mmu_vmalloc_psize'
insert_slb_entry((unsigned long)p, MMU_SEGSIZE_1T, mmu_vmalloc_psize);
^
drivers/misc/lkdtm/powerpc.c:56:37: error: use of undeclared identifier 'MMU_SEGSIZE_1T'
insert_slb_entry((unsigned long)p, MMU_SEGSIZE_1T, mmu_linear_psize);
^
drivers/misc/lkdtm/powerpc.c:85:18: error: use of undeclared identifier 'SLB_NUM_BOLTED'
"r" (esid | SLB_NUM_BOLTED)
^
drivers/misc/lkdtm/powerpc.c:94:19: error: use of undeclared identifier 'SLB_NUM_BOLTED'
"r" (esid | (SLB_NUM_BOLTED + 1))
^
11 errors generated.
vim +13 drivers/misc/lkdtm/powerpc.c
7
8 /* Inserts new slb entries */
9 static void insert_slb_entry(unsigned long p, int ssize, int page_size)
10 {
11 unsigned long flags;
12
> 13 flags = SLB_VSID_KERNEL | mmu_psize_defs[page_size].sllp;
14 preempt_disable();
15
16 asm volatile("slbmte %0,%1" :
> 17 : "r" (mk_vsid_data(p, ssize, flags)),
> 18 "r" (mk_esid_data(p, ssize, SLB_NUM_BOLTED))
19 : "memory");
20
21 asm volatile("slbmte %0,%1" :
22 : "r" (mk_vsid_data(p, ssize, flags)),
23 "r" (mk_esid_data(p, ssize, SLB_NUM_BOLTED + 1))
24 : "memory");
25 preempt_enable();
26 }
27
28 /* Inject slb multihit on vmalloc-ed address i.e 0xD00... */
29 static int inject_vmalloc_slb_multihit(void)
30 {
31 char *p;
32
33 p = vmalloc(PAGE_SIZE);
34 if (!p)
35 return -ENOMEM;
36
> 37 insert_slb_entry((unsigned long)p, MMU_SEGSIZE_1T, mmu_vmalloc_psize);
38 /*
39 * This triggers exception, If handled correctly we must recover
40 * from this error.
41 */
42 p[0] = '!';
43 vfree(p);
44 return 0;
45 }
46
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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