* [linux-next:master 11894/13554] arch/riscv/mm/ptdump.c:255:17: error: initialization of 'void (*)(struct ptdump_state *, long unsigned int, int, u64)' {aka 'void (*)(struct ptdump_state *, long unsigned int, int, long long unsigned int)'} from incompatible pointer type 'void (*)(struct ptdump_state *, long unsigned int, int, long unsigned int)'
@ 2020-05-29 16:14 kbuild test robot
2020-05-29 18:22 ` Andrew Morton
0 siblings, 1 reply; 2+ messages in thread
From: kbuild test robot @ 2020-05-29 16:14 UTC (permalink / raw)
To: Steven, Price,; +Cc: kbuild-all, Andrew Morton, Linux Memory Management List
[-- Attachment #1: Type: text/plain, Size: 3515 bytes --]
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: ff387fc20c697cdc887b2abf7ef494e853795a2f
commit: f6396a9ececda3fa26571ccd38167373db1d2ec3 [11894/13554] mm: ptdump: expand type of 'val' in note_page()
config: riscv-allyesconfig (attached as .config)
compiler: riscv64-linux-gcc (GCC) 9.3.0
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
git checkout f6396a9ececda3fa26571ccd38167373db1d2ec3
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>, old ones prefixed by <<):
arch/riscv/mm/ptdump.c: In function 'ptdump_walk':
>> arch/riscv/mm/ptdump.c:255:17: error: initialization of 'void (*)(struct ptdump_state *, long unsigned int, int, u64)' {aka 'void (*)(struct ptdump_state *, long unsigned int, int, long long unsigned int)'} from incompatible pointer type 'void (*)(struct ptdump_state *, long unsigned int, int, long unsigned int)' [-Werror=incompatible-pointer-types]
255 | .note_page = note_page,
| ^~~~~~~~~
arch/riscv/mm/ptdump.c:255:17: note: (near initialization for 'st.ptdump.note_page')
arch/riscv/mm/ptdump.c: In function 'ptdump_check_wx':
arch/riscv/mm/ptdump.c:277:17: error: initialization of 'void (*)(struct ptdump_state *, long unsigned int, int, u64)' {aka 'void (*)(struct ptdump_state *, long unsigned int, int, long long unsigned int)'} from incompatible pointer type 'void (*)(struct ptdump_state *, long unsigned int, int, long unsigned int)' [-Werror=incompatible-pointer-types]
277 | .note_page = note_page,
| ^~~~~~~~~
arch/riscv/mm/ptdump.c:277:17: note: (near initialization for 'st.ptdump.note_page')
cc1: some warnings being treated as errors
vim +255 arch/riscv/mm/ptdump.c
59c4da8640ccf4 Zong Li 2020-03-12 247
59c4da8640ccf4 Zong Li 2020-03-12 248 static void ptdump_walk(struct seq_file *s)
59c4da8640ccf4 Zong Li 2020-03-12 249 {
59c4da8640ccf4 Zong Li 2020-03-12 250 struct pg_state st = {
59c4da8640ccf4 Zong Li 2020-03-12 251 .seq = s,
59c4da8640ccf4 Zong Li 2020-03-12 252 .marker = address_markers,
59c4da8640ccf4 Zong Li 2020-03-12 253 .level = -1,
59c4da8640ccf4 Zong Li 2020-03-12 254 .ptdump = {
59c4da8640ccf4 Zong Li 2020-03-12 @255 .note_page = note_page,
59c4da8640ccf4 Zong Li 2020-03-12 256 .range = (struct ptdump_range[]) {
59c4da8640ccf4 Zong Li 2020-03-12 257 {KERN_VIRT_START, ULONG_MAX},
59c4da8640ccf4 Zong Li 2020-03-12 258 {0, 0}
59c4da8640ccf4 Zong Li 2020-03-12 259 }
59c4da8640ccf4 Zong Li 2020-03-12 260 }
59c4da8640ccf4 Zong Li 2020-03-12 261 };
59c4da8640ccf4 Zong Li 2020-03-12 262
59c4da8640ccf4 Zong Li 2020-03-12 263 ptdump_walk_pgd(&st.ptdump, &init_mm, NULL);
59c4da8640ccf4 Zong Li 2020-03-12 264 }
59c4da8640ccf4 Zong Li 2020-03-12 265
:::::: The code at line 255 was first introduced by commit
:::::: 59c4da8640ccf4721d54d36835706f3eefb521a4 riscv: Add support to dump the kernel page tables
:::::: TO: Zong Li <zong.li@sifive.com>
:::::: CC: Palmer Dabbelt <palmerdabbelt@google.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 63370 bytes --]
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [linux-next:master 11894/13554] arch/riscv/mm/ptdump.c:255:17: error: initialization of 'void (*)(struct ptdump_state *, long unsigned int, int, u64)' {aka 'void (*)(struct ptdump_state *, long unsigned int, int, long long unsigned int)'} from incompatible pointer type 'void (*)(struct ptdump_state *, long unsigned int, int, long unsigned int)'
2020-05-29 16:14 [linux-next:master 11894/13554] arch/riscv/mm/ptdump.c:255:17: error: initialization of 'void (*)(struct ptdump_state *, long unsigned int, int, u64)' {aka 'void (*)(struct ptdump_state *, long unsigned int, int, long long unsigned int)'} from incompatible pointer type 'void (*)(struct ptdump_state *, long unsigned int, int, long unsigned int)' kbuild test robot
@ 2020-05-29 18:22 ` Andrew Morton
0 siblings, 0 replies; 2+ messages in thread
From: Andrew Morton @ 2020-05-29 18:22 UTC (permalink / raw)
To: kbuild test robot
Cc: Steven, Price,, kbuild-all, Linux Memory Management List
On Sat, 30 May 2020 00:14:57 +0800 kbuild test robot <lkp@intel.com> wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: ff387fc20c697cdc887b2abf7ef494e853795a2f
> commit: f6396a9ececda3fa26571ccd38167373db1d2ec3 [11894/13554] mm: ptdump: expand type of 'val' in note_page()
> config: riscv-allyesconfig (attached as .config)
> compiler: riscv64-linux-gcc (GCC) 9.3.0
> 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
> git checkout f6396a9ececda3fa26571ccd38167373db1d2ec3
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=riscv
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kbuild test robot <lkp@intel.com>
>
> All errors (new ones prefixed by >>, old ones prefixed by <<):
>
> arch/riscv/mm/ptdump.c: In function 'ptdump_walk':
> >> arch/riscv/mm/ptdump.c:255:17: error: initialization of 'void (*)(struct ptdump_state *, long unsigned int, int, u64)' {aka 'void (*)(struct ptdump_state *, long unsigned int, int, long long unsigned int)'} from incompatible pointer type 'void (*)(struct ptdump_state *, long unsigned int, int, long unsigned int)' [-Werror=incompatible-pointer-types]
> 255 | .note_page = note_page,
Thanks.
--- a/arch/riscv/mm/ptdump.c~mm-ptdump-expand-type-of-val-in-note_page-fix
+++ a/arch/riscv/mm/ptdump.c
@@ -204,7 +204,7 @@ static void note_prot_wx(struct pg_state
}
static void note_page(struct ptdump_state *pt_st, unsigned long addr,
- int level, unsigned long val)
+ int level, u64 val)
{
struct pg_state *st = container_of(pt_st, struct pg_state, ptdump);
u64 pa = PFN_PHYS(pte_pfn(__pte(val)));
_
^ permalink raw reply [flat|nested] 2+ messages in thread
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2020-05-29 16:14 [linux-next:master 11894/13554] arch/riscv/mm/ptdump.c:255:17: error: initialization of 'void (*)(struct ptdump_state *, long unsigned int, int, u64)' {aka 'void (*)(struct ptdump_state *, long unsigned int, int, long long unsigned int)'} from incompatible pointer type 'void (*)(struct ptdump_state *, long unsigned int, int, long unsigned int)' kbuild test robot
2020-05-29 18:22 ` Andrew Morton
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