From mboxrd@z Thu Jan 1 00:00:00 1970 From: "J. R. Okajima" Subject: Re: [PATCH 05/13] overlayfs: add statfs support Date: Fri, 31 Aug 2012 21:47:53 +0900 Message-ID: <7965.1346417273@jrobl> References: <1345045700-9062-1-git-send-email-miklos@szeredi.hu> <1345045700-9062-6-git-send-email-miklos@szeredi.hu> <20120817182051.GC29217@decadent.org.uk> <87d32971s3.fsf@tucsk.pomaz.szeredi.hu> <1346306092.17040.3.camel@deadeye.wl.decadent.org.uk> Cc: Miklos Szeredi , viro@ZenIV.linux.org.uk, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, hch@infradead.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, apw@canonical.com, nbd@openwrt.org, neilb@suse.de, hramrach@centrum.cz, jordipujolp@gmail.com, ezk@fsl.cs.sunysb.edu, ricwheeler@gmail.com, dhowells@redhat.com, hpj@urpla.net, sedat.dilek@googlemail.com, penberg@kernel.org, goran.cetusic@gmail.com, romain@orebokech.com To: Ben Hutchings Return-path: In-Reply-To: <1346306092.17040.3.camel@deadeye.wl.decadent.org.uk> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org Ben Hutchings: > If I'm not mistaken, glibc uses it to implement pathconf(_PC_NAME_MAX), > which may be used by applications in conjunction with readdir_r(). I agree pathconf(3) depends upon the filesystem type. I've posted about the _PC_LINK_MAX and statfs(2). See my past post and its thread in detail. [RFC 0/5] pathconf(3) with _PC_LINK_MAX J. R. Okajima