From: Florian Weimer <fweimer@redhat.com>
To: David Howells <dhowells@redhat.com>
Cc: Alexey Gladkov <legion@kernel.org>,
James.Bottomley@HansenPartnership.com, acme@kernel.org,
alexander.shishkin@linux.intel.com, axboe@kernel.dk,
benh@kernel.crashing.org, borntraeger@de.ibm.com, bp@alien8.de,
catalin.marinas@arm.com, christian@brauner.io, dalias@libc.org,
davem@davemloft.net, deepa.kernel@gmail.com, deller@gmx.de,
fenghua.yu@intel.com, geert@linux-m68k.org, glebfm@altlinux.org,
gor@linux.ibm.com, hare@suse.com, hpa@zytor.com,
ink@jurassic.park.msu.ru, jhogan@kernel.org,
kim.phillips@arm.com, ldv@altlinux.org,
linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org,
linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org,
linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org,
linux-s390@vger.kernel.org, linux-sh@vger.kernel.org,
linux@armlinux.org.uk, linuxppc-dev@lists.ozlabs.org,
luto@kernel.org, mattst88@gmail.com, mingo@redhat.com,
monstr@monstr.eu, mpe@ellerman.id.au, namhyung@kernel.org,
paulus@samba.org, peterz@infradead.org, ralf@linux-mips.org,
sparclinux@vger.kernel.org, stefan@agner.ch, tglx@linutronix.de,
tony.luck@intel.com, tycho@tycho.ws, will@kernel.org,
x86@kernel.org, ysato@users.sourceforge.jp,
LKML <linux-kernel@vger.kernel.org>,
Arnd Bergmann <arnd@arndb.de>,
linux-api@vger.kernel.org, linux-fsdevel@vger.kernel.org,
viro@zeniv.linux.org.uk
Subject: Re: Add fchmodat2() - or add a more general syscall?
Date: Tue, 25 Jul 2023 18:10:22 +0200 [thread overview]
Message-ID: <87fs5c3rbl.fsf@oldenburg3.str.redhat.com> (raw)
In-Reply-To: <104971.1690300714@warthog.procyon.org.uk> (David Howells's message of "Tue, 25 Jul 2023 16:58:34 +0100")
* David Howells:
> Rather than adding a fchmodat2() syscall, should we add a "set_file_attrs()"
> syscall that takes a mask and allows you to set a bunch of stuff all in one
> go? Basically, an interface to notify_change() in the kernel that would allow
> several stats to be set atomically. This might be of particular interest to
> network filesystems.
Do you mean atomically as in compare-and-swap (update only if old values
match), or just a way to update multiple file attributes with a single
system call?
Thanks,
Florian
next prev parent reply other threads:[~2023-07-25 16:12 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20190717012719.5524-1-palmer@sifive.com>
2020-06-09 13:52 ` Add a new fchmodat4() syscall, v2 Florian Weimer
2023-07-11 11:25 ` [PATCH v3 0/5] Add a new fchmodat4() syscall Alexey Gladkov
2023-07-11 11:25 ` [PATCH v3 1/5] Non-functional cleanup of a "__user * filename" Alexey Gladkov
2023-07-11 11:32 ` Arnd Bergmann
2023-07-11 11:25 ` [PATCH v3 2/5] fs: Add fchmodat4() Alexey Gladkov
2023-07-11 11:42 ` Arnd Bergmann
2023-07-11 11:52 ` Christian Brauner
2023-07-11 12:51 ` Alexey Gladkov
2023-07-11 14:01 ` Christian Brauner
2023-07-11 15:23 ` Alexey Gladkov
2023-07-11 12:28 ` Matthew Wilcox
2023-07-11 12:49 ` Alexey Gladkov
2023-07-11 11:25 ` [PATCH v3 3/5] arch: Register fchmodat4, usually as syscall 451 Alexey Gladkov
2023-07-11 11:31 ` Arnd Bergmann
2023-07-11 11:25 ` [PATCH v3 4/5] tools headers UAPI: Sync files changed by new fchmodat4 syscall Alexey Gladkov
2023-07-11 11:25 ` [PATCH v3 5/5] selftests: add fchmodat4(2) selftest Alexey Gladkov
2023-07-11 12:10 ` Florian Weimer
2023-07-11 13:38 ` Alexey Gladkov
2023-07-11 12:24 ` [PATCH v3 0/5] Add a new fchmodat4() syscall Florian Weimer
2023-07-11 15:14 ` Christian Brauner
2023-07-25 11:05 ` Alexey Gladkov
2023-07-25 12:05 ` Christian Brauner
2023-07-11 16:16 ` [PATCH v4 0/5] Add a new fchmodat2() syscall Alexey Gladkov
2023-07-11 16:16 ` [PATCH v4 1/5] Non-functional cleanup of a "__user * filename" Alexey Gladkov
2023-07-11 16:16 ` [PATCH v4 2/5] fs: Add fchmodat2() Alexey Gladkov
2023-07-11 17:05 ` Christian Brauner
2023-07-25 16:36 ` Aleksa Sarai
2023-07-26 13:45 ` Alexey Gladkov
2023-07-27 10:26 ` Christian Brauner
2023-07-27 17:12 ` Aleksa Sarai
2023-07-27 17:39 ` Aleksa Sarai
2023-07-28 8:43 ` David Laight
2023-07-28 18:42 ` dalias
2023-07-27 9:01 ` David Laight
2023-07-27 16:28 ` Andreas Schwab
2023-07-27 17:02 ` Christian Brauner
2023-07-27 17:13 ` dalias
2023-07-27 17:36 ` Christian Brauner
2023-07-27 16:31 ` dalias
2023-07-11 16:16 ` [PATCH v4 3/5] arch: Register fchmodat2, usually as syscall 452 Alexey Gladkov
2023-07-11 16:26 ` Arnd Bergmann
2023-07-25 7:16 ` Geert Uytterhoeven
2023-07-25 16:43 ` Aleksa Sarai
2023-07-27 10:37 ` Christian Brauner
2023-07-27 17:42 ` Aleksa Sarai
2023-07-11 16:16 ` [PATCH v4 4/5] tools headers UAPI: Sync files changed by new fchmodat2 syscall Alexey Gladkov
2023-07-11 17:19 ` Namhyung Kim
2023-07-11 17:23 ` Alexey Gladkov
2023-07-11 16:16 ` [PATCH v4 5/5] selftests: Add fchmodat2 selftest Alexey Gladkov
2023-07-11 17:36 ` (subset) [PATCH v4 0/5] Add a new fchmodat2() syscall Christian Brauner
2023-07-12 2:42 ` Rich Felker
2023-07-25 15:58 ` Add fchmodat2() - or add a more general syscall? David Howells
2023-07-25 16:10 ` Florian Weimer [this message]
2023-07-25 16:50 ` Aleksa Sarai
2023-07-25 18:39 ` David Howells
2023-07-25 18:44 ` Rich Felker
2023-07-26 13:30 ` Christian Brauner
2023-07-27 3:57 ` Eric Biggers
2023-07-27 10:27 ` Christian Brauner
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