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SubjectRe: [PATCH] MIPS: Fix build warning about "PTR_STR" redefined under CONFIG_TEST_PRINTF
On Fri, May 29, 2020 at 09:24:06AM +0800, Huacai Chen wrote:
> Hi, Tiezhu,
>
> On Thu, May 28, 2020 at 4:28 PM Tiezhu Yang <yangtiezhu@loongson.cn> wrote:
> >
> > Replace PTR_STR with INST_PTR_STR to fix the following build warning when
> > CONFIG_TEST_PRINTF is set:
> >
> > CC lib/test_printf.o
> > lib/test_printf.c:214:0: warning: "PTR_STR" redefined
> > #define PTR_STR "ffff0123456789ab"
> > ^
> > In file included from ./arch/mips/include/asm/dsemul.h:11:0,
> > from ./arch/mips/include/asm/processor.h:22,
> > from ./arch/mips/include/asm/thread_info.h:16,
> > from ./include/linux/thread_info.h:38,
> > from ./include/asm-generic/preempt.h:5,
> > from ./arch/mips/include/generated/asm/preempt.h:1,
> > from ./include/linux/preempt.h:78,
> > from ./include/linux/spinlock.h:51,
> > from ./include/linux/seqlock.h:36,
> > from ./include/linux/time.h:6,
> > from ./include/linux/stat.h:19,
> > from ./include/linux/module.h:13,
> > from lib/test_printf.c:10:
> > ./arch/mips/include/asm/inst.h:20:0: note: this is the location of the previous definition
> > #define PTR_STR ".dword"
> > ^
> >
> > Fixes: e701656ec4db ("MIPS: inst.h: Stop including asm.h to avoid various build failures")
> > Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
> Thank you for catching this issue, but I think this is not the best
> solution. Maciej suggest another solution, and I will send a patch to
> fix it.

thank you, I was about to fix it myself. Not sure about your plan,
but my idea would be to move the unaligned stuff into it's another
or a new header file.

Thomas.

--
Crap can work. Given enough thrust pigs will fly, but it's not necessarily a
good idea. [ RFC1925, 2.3 ]

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