From: Jamie Lokier <jamie@shareable.org>
To: Ram <linuxram@us.ibm.com>
Cc: Miklos Szeredi <miklos@szeredi.hu>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@osdl.org>,
viro@parcelfarce.linux.theplanet.co.uk
Subject: Re: [RFC][PATCH] rbind across namespaces
Date: Sat, 21 May 2005 14:43:58 +0100 [thread overview]
Message-ID: <20050521134358.GA4274@mail.shareable.org> (raw)
In-Reply-To: <1116660380.4397.66.camel@localhost>
Ram wrote:
> > Also why check current->namespace? It doesn't hurt to do
> > get_namespace() even if it's not strictly needed. And it would
> > simplify the code.
>
> however get_namespace() will chew up some extra cycles
> sometimes unnecessarily. I did incorporate your comment and
> got much simpler code.
Checking current->namespace also chews up extra cycles, sometimes
unnecessarily, but the cycles are negligable in both cases.
Because they're negligable, the most important thing is to avoid
unnecessary complications in the code.
-- Jamie
prev parent reply other threads:[~2005-05-21 13:44 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-20 22:11 [RFC][PATCH] rbind across namespaces Ram
2005-05-21 6:27 ` Miklos Szeredi
2005-05-21 7:26 ` Ram
2005-05-21 8:09 ` Miklos Szeredi
2005-05-21 8:45 ` Ram
2005-05-21 9:09 ` Miklos Szeredi
2005-05-21 10:07 ` Ram
2005-05-21 13:12 ` Miklos Szeredi
2005-05-22 20:25 ` Ram
2005-05-22 20:51 ` Ram
2005-05-23 5:08 ` Miklos Szeredi
2005-05-23 7:24 ` Ram
2005-05-23 8:24 ` Miklos Szeredi
2005-05-21 9:48 ` Miklos Szeredi
2005-05-21 13:46 ` Jamie Lokier
2005-05-22 8:08 ` Miklos Szeredi
2005-05-22 17:04 ` [RFC][PATCH] /proc/dead_mounts support (Was: [RFC][PATCH] rbind across ...) Miklos Szeredi
2005-05-22 21:10 ` [RFC][PATCH] rbind across namespaces Ram
2005-05-23 5:07 ` Miklos Szeredi
2005-05-24 0:39 ` Mike Waychison
2005-05-24 5:43 ` Miklos Szeredi
2005-05-24 7:13 ` Mike Waychison
2005-05-24 8:25 ` Miklos Szeredi
2005-05-24 17:09 ` Mike Waychison
2005-05-24 17:31 ` Miklos Szeredi
2005-05-24 17:44 ` Mike Waychison
2005-05-24 17:56 ` Miklos Szeredi
2005-05-24 18:04 ` Mike Waychison
2005-05-30 19:06 ` Ram
2005-05-24 9:18 ` Miklos Szeredi
2005-05-24 17:15 ` Mike Waychison
2005-05-24 17:46 ` Miklos Szeredi
2005-05-24 18:15 ` Jamie Lokier
2005-05-24 18:33 ` Mike Waychison
2005-05-24 21:51 ` Jamie Lokier
2005-05-21 13:43 ` Jamie Lokier [this message]
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