From: Xi Ruoyao <xry111@xry111.site>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Christian Brauner <brauner@kernel.org>,
libc-alpha@sourceware.org,
"Andreas K. Huettel" <dilfridge@gentoo.org>,
Arnd Bergmann <arnd@arndb.de>,
Huacai Chen <chenhuacai@kernel.org>,
Mateusz Guzik <mjguzik@gmail.com>,
Alexander Viro <viro@zeniv.linux.org.uk>, Jan Kara <jack@suse.cz>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
io-uring@vger.kernel.org, Jens Axboe <axboe@kernel.dk>,
loongarch@lists.linux.dev
Subject: Re: [PATCH 2/2] vfs: support statx(..., NULL, AT_EMPTY_PATH, ...)
Date: Thu, 04 Jul 2024 02:48:40 +0800 [thread overview]
Message-ID: <e40b8edeea1d3747fe79a4f9f932ea4a8d891db0.camel@xry111.site> (raw)
In-Reply-To: <CAHk-=wii3qyMW+Ni=S6=cV=ddoWTX+qEkO6Ooxe0Ef2_rvo+kg@mail.gmail.com>
On Wed, 2024-07-03 at 10:54 -0700, Linus Torvalds wrote:
> On Wed, 3 Jul 2024 at 10:40, Linus Torvalds
> <torvalds@linux-foundation.org> wrote:
> >
> > Oh wow. Shows just *how* long ago that was - and how long ago I
> > looked
> > at 32-bit code. Because clearly, I was wrong.
>
> Ok, so clearly any *new* 32-bit architecture should use 'struct statx'
> as 'struct stat', and at least avoid the conversion pain.
>
> Of course, if using <asm-generic/stat.h> like loongarch does, that is
> very much not what happens. You get those old models with just 'long'.
Fortunately LoongArch ILP32 ABI is not finalized yet (there's no 32-bit
kernel and 64-bit kernel does not support 32-bit userspace yet) so we
can still make it happen to use struct statx as (userspace) struct
stat...
--
Xi Ruoyao <xry111@xry111.site>
School of Aerospace Science and Technology, Xidian University
next prev parent reply other threads:[~2024-07-03 18:48 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-25 11:00 [PATCH 0/2] statx NULL path support Mateusz Guzik
2024-06-25 11:00 ` [PATCH 1/2] vfs: add CLASS fd_raw Mateusz Guzik
2024-06-25 12:22 ` Xi Ruoyao
2024-06-25 13:13 ` Mateusz Guzik
2024-06-25 11:00 ` [PATCH 2/2] vfs: support statx(..., NULL, AT_EMPTY_PATH, ...) Mateusz Guzik
2024-06-25 13:24 ` Xi Ruoyao
2024-06-25 13:28 ` Xi Ruoyao
2024-06-25 13:28 ` Mateusz Guzik
2024-06-25 14:09 ` Huacai Chen
2024-06-25 14:58 ` Xi Ruoyao
2024-06-30 1:40 ` Huacai Chen
2024-06-30 2:39 ` Xi Ruoyao
2024-06-30 13:18 ` Huacai Chen
2024-07-01 11:59 ` Arnd Bergmann
2024-07-02 15:36 ` Huacai Chen
2024-07-02 17:06 ` Arnd Bergmann
2024-07-03 4:30 ` Huacai Chen
2024-07-03 8:45 ` Christian Brauner
2024-07-03 9:35 ` Huacai Chen
2024-07-03 10:07 ` Xi Ruoyao
2024-07-03 16:31 ` Linus Torvalds
2024-07-03 16:54 ` Xi Ruoyao
2024-07-03 17:09 ` Linus Torvalds
2024-07-03 17:30 ` Xi Ruoyao
2024-07-03 17:40 ` Linus Torvalds
2024-07-03 17:54 ` Linus Torvalds
2024-07-03 18:14 ` Christian Brauner
2024-07-03 18:39 ` Christian Brauner
2024-07-03 19:00 ` Linus Torvalds
2024-07-03 19:18 ` Linus Torvalds
2024-07-03 18:48 ` Xi Ruoyao [this message]
2024-07-03 19:05 ` Linus Torvalds
2024-07-03 19:33 ` Christian Brauner
2024-07-03 19:52 ` Linus Torvalds
2024-07-03 18:44 ` Arnd Bergmann
2024-07-03 19:55 ` Christian Brauner
2024-07-03 17:11 ` Xi Ruoyao
2024-07-04 2:38 ` Huacai Chen
2024-07-04 3:23 ` Xi Ruoyao
2024-07-04 4:14 ` Xi Ruoyao
2024-07-04 5:55 ` Florian Weimer
2024-07-04 6:02 ` Xi Ruoyao
2024-07-01 4:38 ` [PATCH 0/2] statx NULL path support Christoph Hellwig
2024-07-01 6:46 ` Xi Ruoyao
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