From: Willy Tarreau <w@1wt.eu>
To: Zhangjin Wu <falcon@tinylab.org>
Cc: arnd@arndb.de, thomas@t-8ch.de, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org, linux-riscv@lists.infradead.org,
palmer@dabbelt.com, paul.walmsley@sifive.com
Subject: Re: [PATCH 09/13] tools/nolibc: sys_poll: riscv: use __NR_ppoll_time64 for rv32
Date: Sun, 28 May 2023 12:29:47 +0200 [thread overview]
Message-ID: <20230528102947.GH1956@1wt.eu> (raw)
In-Reply-To: <20230528082509.293250-1-falcon@tinylab.org>
Hi Zhangjin,
On Sun, May 28, 2023 at 04:25:09PM +0800, Zhangjin Wu wrote:
> Just a status update ...
>
> I'm working on the pure time64 and 64bit off_t syscalls support, it almost
> worked (tested on rv32/64, arm32/64), thanks very much for your suggestions.
>
> It includes:
>
> * Based on linux/types.h and
> * Use 64bit off_t
> * Use 64bit time_t
> * the new std.h looks like this
>
> typedef uint32_t __kernel_dev_t;
>
> typedef __kernel_dev_t dev_t;
> typedef __kernel_ulong_t ino_t;
> typedef __kernel_mode_t mode_t;
> typedef __kernel_pid_t pid_t;
> typedef __kernel_uid32_t uid_t;
> typedef __kernel_gid32_t gid_t;
> typedef __kernel_loff_t off_t;
> typedef __kernel_time64_t time_t;
> typedef uint32_t nlink_t;
> typedef uint64_t blksize_t;
> typedef uint64_t blkcnt_t;
>
> * Use __kernel_timespec as timespec
> * Use 64bit time_t based struct timeval
> * Disable gettimeofday syscall completely for 32bit platforms
> * And disable the gettimeofday_bad1/2 test case too
When you say "disable", you mean "remap", right ? Or do you mean
"break in 2023 code that was expected to break only in 2038 after
the hardware supporting it no longer exists" ?
Thanks,
Willy
next prev parent reply other threads:[~2023-05-28 10:30 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-24 17:33 [PATCH 00/13] tools/nolibc: riscv: Add full rv32 support Zhangjin Wu
2023-05-24 17:41 ` [PATCH 01/13] Revert "tools/nolibc: riscv: Support __NR_llseek for rv32" Zhangjin Wu
2023-05-24 17:44 ` [PATCH 02/13] Revert "selftests/nolibc: Fix up compile error " Zhangjin Wu
2023-05-24 17:46 ` [PATCH 03/13] selftests/nolibc: print name instead of number for EOVERFLOW Zhangjin Wu
2023-05-24 20:23 ` Thomas Weißschuh
2023-05-24 17:48 ` [PATCH 04/13] selftests/nolibc: syscall_args: use __NR_statx for rv32 Zhangjin Wu
2023-05-24 19:49 ` Thomas Weißschuh
2023-05-25 7:20 ` Zhangjin Wu
2023-05-26 9:21 ` Arnd Bergmann
2023-05-26 10:06 ` Willy Tarreau
2023-05-27 0:58 ` Zhangjin Wu
2023-05-24 17:50 ` [PATCH 05/13] selftests/nolibc: riscv: customize makefile " Zhangjin Wu
2023-05-26 6:57 ` Thomas Weißschuh
2023-05-26 9:20 ` Zhangjin Wu
2023-05-24 17:52 ` [PATCH 06/13] selftests/nolibc: allow specify a bios for qemu Zhangjin Wu
2023-05-26 7:00 ` Thomas Weißschuh
2023-05-26 10:25 ` Zhangjin Wu
2023-05-26 10:36 ` Conor Dooley
2023-05-26 13:38 ` Zhangjin Wu
2023-05-26 15:08 ` Conor Dooley
2023-05-28 7:52 ` Willy Tarreau
2023-05-24 17:54 ` [PATCH 07/13] selftests/nolibc: remove the duplicated gettimeofday_bad2 Zhangjin Wu
2023-05-24 17:55 ` [PATCH 08/13] tools/nolibc: sys_lseek: riscv: use __NR_llseek for rv32 Zhangjin Wu
2023-05-24 17:57 ` [PATCH 09/13] tools/nolibc: sys_poll: riscv: use __NR_ppoll_time64 " Zhangjin Wu
2023-05-26 7:15 ` Thomas Weißschuh
2023-05-26 9:34 ` Arnd Bergmann
2023-05-28 8:25 ` Zhangjin Wu
2023-05-28 8:48 ` Arnd Bergmann
2023-05-28 10:29 ` Willy Tarreau [this message]
2023-05-28 10:55 ` Arnd Bergmann
2023-05-28 11:03 ` Willy Tarreau
2023-05-24 17:58 ` [PATCH 10/13] tools/nolibc: ppoll/ppoll_time64: add a missing argument Zhangjin Wu
2023-05-24 17:59 ` [PATCH 11/13] tools/nolibc: sys_select: riscv: use __NR_pselect6_time64 for rv32 Zhangjin Wu
2023-05-24 20:22 ` Thomas Weißschuh
2023-05-25 7:10 ` Zhangjin Wu
2023-05-25 7:22 ` Thomas Weißschuh
2023-05-26 1:50 ` Zhangjin Wu
2023-05-26 9:19 ` Arnd Bergmann
2023-05-26 11:00 ` [PATCH 00/13] tools/nolibc: riscv: Add full rv32 support Zhangjin Wu
2023-05-26 11:13 ` Arnd Bergmann
2023-05-24 18:02 ` [PATCH 12/13] tools/nolibc: sys_wait4: riscv: use __NR_waitid for rv32 Zhangjin Wu
2023-05-24 18:03 ` [PATCH 13/13] tools/nolibc: sys_gettimeofday: riscv: use __NR_clock_gettime64 " Zhangjin Wu
2023-05-26 7:38 ` Thomas Weißschuh
2023-05-27 1:26 ` Zhangjin Wu
2023-05-27 3:39 ` Zhangjin Wu
2023-05-27 5:12 ` Willy Tarreau
2023-05-24 18:24 ` [PATCH 00/13] tools/nolibc: riscv: Add full rv32 support Zhangjin Wu
2023-05-28 7:59 ` Willy Tarreau
2023-05-28 8:42 ` Thomas Weißschuh
2023-05-28 9:41 ` Thomas Weißschuh
2023-05-28 10:17 ` Willy Tarreau
2023-05-28 10:39 ` Zhangjin Wu
2023-05-28 11:33 ` Willy Tarreau
2023-05-28 12:52 ` Zhangjin Wu
2023-05-28 13:45 ` Thomas Weißschuh
2023-05-28 18:39 ` Zhangjin Wu
2023-05-29 8:45 ` Thomas Weißschuh
2023-05-29 11:31 ` Willy Tarreau
2023-05-30 10:06 ` Zhangjin Wu
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