On 11 Sep 2015 15:25, Mike Frysinger wrote:
> this works in linux-4.0, but starting with 4.1, i'm seeing:
> CC arch/mips/kernel/cpu-probe.o
> In file included from ./arch/mips/include/asm/io.h:27:0,
> from ./arch/mips/include/asm/page.h:176,
> from include/linux/mm_types.h:15,
> from include/linux/sched.h:27,
> from include/linux/ptrace.h:5,
> from arch/mips/kernel/cpu-probe.c:16:
> ./arch/mips/include/asm/pgtable-bits.h:164:0: error: "_PAGE_GLOBAL_SHIFT" redefined [-Werror]
> ./arch/mips/include/asm/pgtable-bits.h:141:0: note: this is the location of the previous definition
> cc1: all warnings being treated as errors
> make[2]: *** [arch/mips/kernel/cpu-probe.o] Error 1
> make[1]: *** [arch/mips/kernel] Error 2
> make: *** [arch/mips] Error 2
>
> this warning hits many times, but this one is actually fatal
>
> looks like it's due to:
> be0c37c985eddc46d0d67543898c086f60460e2e MIPS: Rearrange PTE bits into fixed positions.
>
> my config is attached
looks like this is fixed for linux-4.3 with:
commit 1cfa8de2880e5512f9037c7804ea47a79cc8232c
Author: Maciej W. Rozycki <macro@xxxxxxxxxxxxxx>
AuthorDate: Sun May 3 10:36:19 2015 +0100
Commit: Ralf Baechle <ralf@xxxxxxxxxxxxxx>
CommitDate: Sun Aug 30 13:16:40 2015 +0200
MIPS: pgtable-bits.h: Correct _PAGE_GLOBAL_SHIFT build failure
can that get included in linux-4.1 and linux-4.2 stable ?
-mike
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