linux-kernel - [PATCH v2 0/2] pipe: don't update {a,c,m}time for anonymous pipes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250205153302.GA2216@redhat.com>
Date: Wed, 5 Feb 2025 16:33:02 +0100
From: Oleg Nesterov <oleg@...hat.com>
To: Christian Brauner <brauner@...nel.org>,
	Jeff Layton <jlayton@...nel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Cc: David Howells <dhowells@...hat.com>,
	"Gautham R. Shenoy" <gautham.shenoy@....com>,
	K Prateek Nayak <kprateek.nayak@....com>,
	Mateusz Guzik <mjguzik@...il.com>,
	Neeraj Upadhyay <Neeraj.Upadhyay@....com>,
	Oliver Sang <oliver.sang@...el.com>,
	Swapnil Sapkal <swapnil.sapkal@....com>,
	WangYuli <wangyuli@...ontech.com>, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 0/2] pipe: don't update {a,c,m}time for anonymous pipes

Not sure this makes sense, but after 1/2 we can also split fifo_open()
and pipe_poll() to factor out the wait_for_partner/wake_up_partner logic.

Link to v1: https://lore.kernel.org/all/20250204132153.GA20921@redhat.com/

Oleg.
---

 fs/internal.h |  1 +
 fs/pipe.c     | 60 ++++++++++++++++++++++++++++++++++++++++++++---------------
 2 files changed, 46 insertions(+), 15 deletions(-)