From: Al Viro <viro@zeniv.linux.org.uk>
To: Mateusz Guzik <mjguzik@gmail.com>
Cc: Jan Kara <jack@suse.cz>,
brauner@kernel.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [RFC PATCH] vfs: dodge strlen() in vfs_readlink() when ->i_link is populated
Date: Mon, 18 Nov 2024 15:44:18 +0000 [thread overview]
Message-ID: <20241118154418.GH3387508@ZenIV> (raw)
In-Reply-To: <CAGudoHECQkQQrcHuWkP2badRP6eXequEiBD2=VTcMfd_Tfj+rA@mail.gmail.com>
On Mon, Nov 18, 2024 at 03:51:34PM +0100, Mateusz Guzik wrote:
> This is only 1.5% because of other weird slowdowns which don't need to
> be there, notably putname using atomics. If the other crap was already
> fixed it would be closer to 5%.
Describe your plans re putname(), please. Because we are pretty much
certain to step on each other's toes here in the coming cycle.
next prev parent reply other threads:[~2024-11-18 15:44 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-18 8:53 [RFC PATCH] vfs: dodge strlen() in vfs_readlink() when ->i_link is populated Mateusz Guzik
2024-11-18 11:53 ` Jan Kara
2024-11-18 12:20 ` Mateusz Guzik
2024-11-18 14:41 ` Jan Kara
2024-11-18 14:51 ` Mateusz Guzik
2024-11-18 15:44 ` Al Viro [this message]
2024-11-18 20:32 ` Mateusz Guzik
2024-11-20 8:36 ` Christian Brauner
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