From: "Arnd Bergmann" <arnd@arndb.de>
To: "Zhangjin Wu" <falcon@tinylab.org>, "Willy Tarreau" <w@1wt.eu>
Cc: linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
linux-riscv@lists.infradead.org,
"Palmer Dabbelt" <palmer@dabbelt.com>,
"Paul Walmsley" <paul.walmsley@sifive.com>,
thomas@t-8ch.de
Subject: Re: [PATCH 04/13] selftests/nolibc: syscall_args: use __NR_statx for rv32
Date: Fri, 26 May 2023 11:21:02 +0200 [thread overview]
Message-ID: <ee8b1f02-ded1-488b-a3a5-68774f0349b5@app.fastmail.com> (raw)
In-Reply-To: <b306ae7b53d67acad6d1e2f63d43505d79f81241.1684949267.git.falcon@tinylab.org>
On Wed, May 24, 2023, at 19:48, Zhangjin Wu wrote:
>
> +static int test_syscall_args(void)
> +{
> +#ifdef __NR_fstat
> + return syscall(__NR_fstat, 0, NULL);
> +#elif defined(__NR_statx)
> + return syscall(__NR_statx, 0, NULL, 0, 0, NULL);
> +#else
> +#error Neither __NR_fstat nor __NR_statx defined, cannot implement
> syscall_args test
> +#endif
> +}
Does this need to work on old kernels? My impression was that
this is only intended to be used with the kernel that ships the
copy, so you can just rely on statx to be defined and drop
the old fallbacks (same as for pselect6_time64 as I commented).
Arnd
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next prev parent reply other threads:[~2023-05-26 9:21 UTC|newest]
Thread overview: 60+ 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 17:48 ` [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 [this message]
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
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
2023-05-24 18:28 ` [PATCH 03/13] selftests/nolibc: print name instead of number for EOVERFLOW Zhangjin Wu
2023-05-24 17:46 ` Zhangjin Wu
2023-05-24 20:23 ` Thomas Weißschuh
2023-05-28 7:59 ` [PATCH 00/13] tools/nolibc: riscv: Add full rv32 support 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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