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Re: [PATCH] lpfc: use %zd format string for size_t

From Vineet Gupta <Vineet.Gupta1@synopsys.com>
Newsgroups linux.kernel
Subject Re: [PATCH] lpfc: use %zd format string for size_t
Date 2016-10-29 00:00 +0200
Message-ID <sxnlU-5t8-21@gated-at.bofh.it> (permalink)
References <stfmV-3uj-15@gated-at.bofh.it> <sxmzw-59w-17@gated-at.bofh.it> <sxn2x-5mx-7@gated-at.bofh.it> <sxncd-5pM-7@gated-at.bofh.it> <sxnlU-5t8-19@gated-at.bofh.it>
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On 10/28/2016 02:52 PM, Vineet Gupta wrote:
> On 10/28/2016 02:44 PM, Vineet Gupta wrote:
>> This is configuration specific, and something caused your compiler to
>>> be built assuming that size_t is unsigned long, while the kernel
>>> headers are assuming it should be unsigned int.
> 
> So yes this seems to be target specific gcc thing
> 
> for ARC 4.8
> 
> #define PTRDIFF_TYPE "int"
> 
> ARM
> 
> #ifndef PTRDIFF_TYPE
> #define PTRDIFF_TYPE (TARGET_AAPCS_BASED ? "int" : "long int")
> #endif
> 
> ARC gcc 6.2
> 
> #undef PTRDIFF_TYPE
> #define PTRDIFF_TYPE "long int"

Actually we need to adjust SIZE_TYPE (unsigned int) and PTRDIFF_TYPE (int) in the
gcc 6.x to fix this issue. And that is exactly what ARC gcc 4.8 have.

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Re: [PATCH] lpfc: use %zd format string for size_t Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-28 23:10 +0200
  Re: [PATCH] lpfc: use %zd format string for size_t Arnd Bergmann <arnd@arndb.de> - 2016-10-28 23:40 +0200
    Re: [PATCH] lpfc: use %zd format string for size_t Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-28 23:50 +0200
      Re: [PATCH] lpfc: use %zd format string for size_t Arnd Bergmann <arnd@arndb.de> - 2016-10-29 00:00 +0200
      Re: [PATCH] lpfc: use %zd format string for size_t Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-29 00:00 +0200
        Re: [PATCH] lpfc: use %zd format string for size_t Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-29 00:00 +0200
          Re: [PATCH] lpfc: use %zd format string for size_t Arnd Bergmann <arnd@arndb.de> - 2016-10-29 00:10 +0200
            Re: [PATCH] lpfc: use %zd format string for size_t Vineet Gupta <Vineet.Gupta1@synopsys.com> - 2016-10-29 01:30 +0200

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