Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64

From	Andreas Schwab <schwab@suse.de>
Newsgroups	linux.kernel
Subject	Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64
Date	2016-05-17 18:10 +0200
Message-ID	<rzPJf-6K1-17@gated-at.bofh.it> (permalink)
References	<rkHkD-2hR-23@gated-at.bofh.it> <rzPge-6lc-27@gated-at.bofh.it> <rzPge-6lc-25@gated-at.bofh.it> <rzPpU-6oq-23@gated-at.bofh.it>
Organization	linux.* mail to news gateway

Show all headers | View raw

Joseph Myers <joseph@codesourcery.com> writes:

> On Tue, 17 May 2016, Arnd Bergmann wrote:
>
>> I think it has become easier to override now and we just need to
>> update sysdeps/unix/sysv/linux/generic/bits/typesizes.h to set
>> 
>> #define __INO64_T_TYPE          __UQUAD_TYPE
>> #define __OFF64_T_TYPE          __UQUAD_TYPE
>> #define __OFF_T_MATCHES_OFF64_T        1
>> #define __INO_T_MATCHES_INO64_T        1
>> 
>> for new architectures (obviously not the ones that already use the
>> 32-bit types). I haven't tries this, so there may be other things
>> that are required.
>
> I think more than that would be needed to get struct stat to match and get 
> things aliased for that (which is presumably desirable).

Looking at sysdeps/unix/sysv/linux/generic/bits/stat.h, there is at
least blkcnt_t that differs between stat and stat64.  And you probably
want to alias statfs and statfs64 as well, ie. fs{blk,fil}cnt_t.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE  1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."

Thread

Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64 Arnd Bergmann <arnd@arndb.de> - 2016-05-17 17:40 +0200
  Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64 Joseph Myers <joseph@codesourcery.com> - 2016-05-17 17:50 +0200
    Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64 Andreas Schwab <schwab@suse.de> - 2016-05-17 18:10 +0200
      Re: [RFC6 PATCH v6 00/21] ILP32 for ARM64 Arnd Bergmann <arnd@arndb.de> - 2016-05-18 00:50 +0200

csiph-web