Re: [PATCH v5 26/33] nios2: Convert __pte_free_tlb() to use ptdescs

[Guenter Roeck <linux@xxxxxxxxxxxx>]

On 6/27/23 12:10, Guenter Roeck wrote:
> On 6/27/23 10:42, Vishal Moola wrote:
> > On Mon, Jun 26, 2023 at 10:47 PM Guenter Roeck <linux@xxxxxxxxxxxx> wrote:
> > > On Thu, Jun 22, 2023 at 01:57:38PM -0700, Vishal Moola (Oracle) wrote:
> > > > Part of the conversions to replace pgtable constructor/destructors with
> > > > ptdesc equivalents.
> > > >
> > > > Signed-off-by: Vishal Moola (Oracle) <vishal.moola@xxxxxxxxx>
> > > > Acked-by: Mike Rapoport (IBM) <rppt@xxxxxxxxxx>
> > > This patch causes all nios2 builds to fail.
> > It looks like you tried to apply this patch on its own. This patch depends
> > on patches 01-12 of this patchset to compile properly. I've cross-compiled
> > this architecture and it worked, but let me know if something fails
> > when its applied on top of those patches (or the rest of the patchset).
>
> No, I did not try to apply this patch on its own. I tried to build yesterday's
> pending-fixes branch of linux-next.
A quick check shows that the build fails with next-20230627. See log below.

Guenter

---

$ git describe
next-20230627
$ git describe --match 'v*'
v6.4-12601-g53cdf865f90b

Build reference: v6.4-12601-g53cdf865f90b
Compiler version: nios2-linux-gcc (GCC) 11.4.0
Assembler version: GNU assembler (GNU Binutils) 2.40

Building nios2:allnoconfig ... failed
--------------
Error log:
<stdin>:1519:2: warning: #warning syscall clone3 not implemented [-Wcpp]
In file included from mm/memory.c:86:
mm/memory.c: In function 'free_pte_range':
arch/nios2/include/asm/pgalloc.h:33:17: error: implicit declaration of function 
'pagetable_pte_dtor'; did you mean 'pgtable_pte_page_dtor'? 
[-Werror=implicit-function-declaration]
   33 |                 pagetable_pte_dtor(page_ptdesc(pte));                   
\
      |                 ^~~~~~~~~~~~~~~~~~
include/asm-generic/tlb.h:666:17: note: in expansion of macro '__pte_free_tlb'
  666 |                 __pte_free_tlb(tlb, ptep, address);             \
      |                 ^~~~~~~~~~~~~~
mm/memory.c:194:9: note: in expansion of macro 'pte_free_tlb'
  194 |         pte_free_tlb(tlb, token, addr);
      |         ^~~~~~~~~~~~
arch/nios2/include/asm/pgalloc.h:33:36: error: implicit declaration of function 
'page_ptdesc' [-Werror=implicit-function-declaration]
   33 |                 pagetable_pte_dtor(page_ptdesc(pte));                   
\
      |                                    ^~~~~~~~~~~
include/asm-generic/tlb.h:666:17: note: in expansion of macro '__pte_free_tlb'
  666 |                 __pte_free_tlb(tlb, ptep, address);             \
      |                 ^~~~~~~~~~~~~~
mm/memory.c:194:9: note: in expansion of macro 'pte_free_tlb'
  194 |         pte_free_tlb(tlb, token, addr);
      |         ^~~~~~~~~~~~
arch/nios2/include/asm/pgalloc.h:34:17: error: implicit declaration of function 
'tlb_remove_page_ptdesc'; did you mean 'tlb_remove_page_size'? 
[-Werror=implicit-function-declaration]
   34 |                 tlb_remove_page_ptdesc((tlb), (page_ptdesc(pte)));      
\
      |                 ^~~~~~~~~~~~~~~~~~~~~~
include/asm-generic/tlb.h:666:17: note: in expansion of macro '__pte_free_tlb'
  666 |                 __pte_free_tlb(tlb, ptep, address);             \
      |                 ^~~~~~~~~~~~~~
mm/memory.c:194:9: note: in expansion of macro 'pte_free_tlb'
  194 |         pte_free_tlb(tlb, token, addr);
      |         ^~~~~~~~~~~~
cc1: some warnings being treated as errors
make[3]: *** [scripts/Makefile.build:243: mm/memory.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [scripts/Makefile.build:477: mm] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [Makefile:2022: .] Error 2
make: *** [Makefile:226: __sub-make] Error 2