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From: Lukasz Majewski <lukma@denx.de>
To: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Cc: Alistair Francis <alistair.francis@wdc.com>, libc-alpha@sourceware.org
Subject: Re: [PATCH 15/16] linux: Add {f}stat{at} y2038 support
Date: Thu, 8 Oct 2020 09:57:48 +0200	[thread overview]
Message-ID: <20201008095748.1d3d7226@jawa> (raw)
In-Reply-To: <04ea13cc-5d00-fb13-9ff6-68645620d5b0@linaro.org>

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Hi Adhemerval,

> On 07/10/2020 11:25, Adhemerval Zanella wrote:
> > 
> > 
> > On 07/10/2020 09:52, Adhemerval Zanella wrote:  
> >>
> >>
> >> On 06/10/2020 06:48, Lukasz Majewski wrote:  
> >>> Hi Adhemerval,
> >>>  
> >>>> A new struct __stat{64}_t64 type is added with the required
> >>>> __timespec64 time definition.  Both non-LFS and LFS support were
> >>>> done with an extra __NR_statx call plus a conversion to the new
> >>>> __stat{64}_t64 type.  The statx call is done only for
> >>>> architectures with support for 32-bit time_t ABI.
> >>>>
> >>>> Internally some extra routines to copy from/to struct stat{64}
> >>>> to struct __stat{64} used on multiple implementations (stat,
> >>>> fstat, lstat, and fstatat) are added on a extra file
> >>>> (stat_t64_cp.c).  Aslo some extra routines to copy from statx to
> >>>> __stat{64} is added on statx_cp.c.
> >>>>
> >>>> Checked with a build for all affected ABIs. I also checked on
> >>>> x86_64, i686, powerpc, powerpc64le, sparcv9, sparc64, s390, and
> >>>> s390x.  
> >>>
> >>> When do you plan to pull this patch set to -master?
> >>> Those patches have been available for review on the mailing list
> >>> for more than two months now.  
> >>
> >> Hi Lukasz, thanks to remind me. I will rebase against master and
> >> run some regressions tests against some platforms and push it.
> >>  
> > 
> > One required change with the rebase is adapt the riscv32 ABI to
> > exclude the __{f,l}xstat{at} symbol and replace with proper
> > {f,l}stat ones. It is possible because the new ABI was added on
> > current development branch, however one minor inconvenient is the
> > toolchain need to be rebuild with a updated glibc branch to avoid
> > linking failures with libstd++ (which uses __{f,l}xstat{at}).
> >   
> 
> Ok, I have ran the testsuite on x86_64, x32, i686, aarch64, armhf,
> powerpc, powerpc64, powerpc64le, sparc64, sparcv9, s390x, and s390
> without regression. I will just finish the testing on mips, mips64,
> and alpha since they require some specific implementations.
> 

That would be a huge step forward.

According to list in the following commit message:
https://github.com/lmajewski/y2038_glibc/commit/73215359e184d96b415e87b585a4396b5bd0936c

Then I will send an RFC for enabling support for 64 bit time on
eligible architectures.

Best regards,

Lukasz Majewski

--

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  reply	other threads:[~2020-10-08  7:58 UTC|newest]

Thread overview: 80+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-23 19:46 [PATCH 00/16] Add y2038 support for stat functions Adhemerval Zanella via Libc-alpha
2020-07-23 19:46 ` [PATCH 01/16] linux: Always define STAT_IS_KERNEL_STAT Adhemerval Zanella via Libc-alpha
2020-07-24  8:17   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 02/16] linux: Define STAT64_IS_KERNEL_STAT64 Adhemerval Zanella via Libc-alpha
2020-07-24  8:20   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 03/16] linux: Consolidate xstat{64} Adhemerval Zanella via Libc-alpha
2020-07-23 20:51   ` Joseph Myers
2020-07-24  8:34   ` Lukasz Majewski
2020-09-09 14:46   ` Lukasz Majewski
2020-09-09 18:05     ` Adhemerval Zanella via Libc-alpha
2020-09-10  7:10       ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 04/16] linux: Consolidate lxstat{64} Adhemerval Zanella via Libc-alpha
2020-07-24  8:43   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 05/16] linux: Consolidate fxstat{64} Adhemerval Zanella via Libc-alpha
2020-07-24  9:04   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 06/16] linux: Consolidate fxstatat{64} Adhemerval Zanella via Libc-alpha
2020-07-24  9:14   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 07/16] Linux: Consolidate xmknod Adhemerval Zanella via Libc-alpha
2020-07-24  9:14   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 08/16] Remove internal usage of extensible stat functions Adhemerval Zanella via Libc-alpha
2020-07-24  9:16   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 09/16] Remove stat wrapper functions, move them to exported symbols Adhemerval Zanella via Libc-alpha
2020-07-24  9:23   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 10/16] Remove mknod wrapper functions, move them to symbols Adhemerval Zanella via Libc-alpha
2020-07-23 20:53   ` Joseph Myers
2020-07-23 20:58     ` Adhemerval Zanella via Libc-alpha
2020-07-23 21:01       ` Joseph Myers
2020-07-24  9:25   ` Lukasz Majewski
2020-10-12 22:27   ` Joseph Myers
2020-10-13  0:58     ` Adhemerval Zanella via Libc-alpha
2020-07-23 19:46 ` [PATCH 11/16] linux: Move the struct stat{64} to struct_stat.h Adhemerval Zanella via Libc-alpha
2020-07-24  9:27   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 12/16] linux: Implement {l}fstat{at} in terms of fstatat Adhemerval Zanella via Libc-alpha
2020-07-24  9:29   ` Lukasz Majewski
2020-07-23 19:46 ` [PATCH 13/16] linux: Disentangle fstatat from fxstatat Adhemerval Zanella via Libc-alpha
2020-07-24  9:39   ` Lukasz Majewski
2020-07-24 10:25   ` Florian Weimer via Libc-alpha
2020-07-24 14:39     ` Adhemerval Zanella via Libc-alpha
2020-07-23 19:46 ` [PATCH 14/16] linux: Move {f}xstat{at} to compat symbols Adhemerval Zanella via Libc-alpha
2020-07-24  9:40   ` Lukasz Majewski
2020-10-21  5:21   ` __xstat et al. as compat symbols (was: Re: [PATCH 14/16] linux: Move {f}xstat{at} to compat symbols) Florian Weimer via Libc-alpha
2020-10-21 11:59     ` Adhemerval Zanella via Libc-alpha
2020-10-21 12:57       ` __xstat et al. as compat symbols Florian Weimer via Libc-alpha
2020-10-21 13:09         ` Adhemerval Zanella via Libc-alpha
2020-10-22 10:08           ` Florian Weimer via Libc-alpha
2020-10-22 12:43             ` Adhemerval Zanella via Libc-alpha
2020-10-22 15:37               ` Florian Weimer via Libc-alpha
2020-10-22 16:40                 ` Adhemerval Zanella via Libc-alpha
2020-10-22 18:04                   ` Adhemerval Zanella via Libc-alpha
2020-07-23 19:46 ` [PATCH 15/16] linux: Add {f}stat{at} y2038 support Adhemerval Zanella via Libc-alpha
2020-07-23 20:55   ` Joseph Myers
2020-07-23 21:00     ` Adhemerval Zanella via Libc-alpha
2020-07-24 10:53   ` Lukasz Majewski
2020-07-30 12:42     ` Adhemerval Zanella via Libc-alpha
2020-08-02 19:46       ` Maciej W. Rozycki via Libc-alpha
2020-10-06  9:48   ` Lukasz Majewski
2020-10-07 12:52     ` Adhemerval Zanella via Libc-alpha
2020-10-07 14:25       ` Adhemerval Zanella via Libc-alpha
2020-10-07 20:20         ` Lukasz Majewski
2020-10-07 21:01           ` Adhemerval Zanella via Libc-alpha
2020-10-07 21:07         ` Adhemerval Zanella via Libc-alpha
2020-10-08  7:57           ` Lukasz Majewski [this message]
2020-10-09 14:05             ` Adhemerval Zanella via Libc-alpha
2020-10-09 15:39               ` Lukasz Majewski
2020-10-09 20:06                 ` Adhemerval Zanella via Libc-alpha
2020-10-13 13:58         ` Lukasz Majewski
2020-10-13 14:18           ` Adhemerval Zanella via Libc-alpha
2020-10-13 14:23             ` H.J. Lu via Libc-alpha
2020-10-13 14:27               ` Adhemerval Zanella via Libc-alpha
2020-10-13 18:14             ` Adhemerval Zanella via Libc-alpha
2020-10-13 21:20               ` Lukasz Majewski
2020-10-13 21:40             ` Lukasz Majewski
2020-10-14 13:15               ` Lukasz Majewski
2020-10-14 13:39                 ` Adhemerval Zanella via Libc-alpha
2020-07-23 19:46 ` [PATCH 16/16] linux: Move xmknoda{at} to compat symbols Adhemerval Zanella via Libc-alpha
2020-07-24 10:30   ` Florian Weimer via Libc-alpha
2020-07-24 12:34     ` Adhemerval Zanella via Libc-alpha
2020-07-24 12:43       ` Florian Weimer via Libc-alpha
2020-07-24 12:49         ` Adhemerval Zanella via Libc-alpha
2020-07-24 10:43   ` Lukasz Majewski

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