linux-fsdevel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: David Laight <David.Laight@ACULAB.COM>
To: 'Vlastimil Babka' <vbabka@suse.cz>,
	Eric Dumazet <eric.dumazet@gmail.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
	Andrew Morton <akpm@linux-foundation.org>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	Michal Hocko <mhocko@kernel.org>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	Linux API <linux-api@vger.kernel.org>,
	"linux-man@vger.kernel.org" <linux-man@vger.kernel.org>
Subject: RE: [PATCH v2] fs/select: add vmalloc fallback for select(2)
Date: Fri, 23 Sep 2016 13:35:52 +0000	[thread overview]
Message-ID: <063D6719AE5E284EB5DD2968C1650D6DB0107FEB@AcuExch.aculab.com> (raw)
In-Reply-To: <3bbcc269-ec8b-12dd-e0ae-190c18bc3f47@suse.cz>

From: Vlastimil Babka
> Sent: 23 September 2016 10:59
...
> > I suspect that fdt->max_fds is an upper bound for the highest fd the
> > process has open - not the RLIMIT_NOFILE value.
> 
> I gathered that the highest fd effectively limits the number of files,
> so it's the same. I might be wrong.

An application can reduce RLIMIT_NOFILE below that of an open file.

	David


  reply	other threads:[~2016-09-23 13:35 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-22 16:43 [PATCH v2] fs/select: add vmalloc fallback for select(2) Vlastimil Babka
2016-09-22 16:49 ` Eric Dumazet
2016-09-22 16:56   ` Vlastimil Babka
2016-09-22 17:07     ` Eric Dumazet
2016-09-22 17:55       ` Vlastimil Babka
2016-09-23  9:42         ` David Laight
2016-09-23  9:58           ` Vlastimil Babka
2016-09-23 13:35             ` David Laight [this message]
2016-09-26 10:01               ` Vlastimil Babka
2016-09-26 15:02                 ` David Laight
2016-09-25 18:50   ` Andi Kleen
2016-09-27  0:01 ` Andrew Morton
2016-09-27  1:38   ` Eric Dumazet
2016-09-27  8:13     ` Vlastimil Babka
2016-09-27 13:34       ` Eric Dumazet
2016-09-27  8:06   ` Vlastimil Babka
2016-09-27  8:45 ` [PATCH v3] " Vlastimil Babka
2016-09-27 10:22   ` Michal Hocko

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=063D6719AE5E284EB5DD2968C1650D6DB0107FEB@AcuExch.aculab.com \
    --to=david.laight@aculab.com \
    --cc=akpm@linux-foundation.org \
    --cc=eric.dumazet@gmail.com \
    --cc=linux-api@vger.kernel.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-man@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=mhocko@kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=vbabka@suse.cz \
    --cc=viro@zeniv.linux.org.uk \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).