From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael Kerrisk (man-pages)" Subject: Re: [Acl-devel] Moving attr(5) man page to man-pages Date: Wed, 22 Apr 2015 15:03:55 +0200 Message-ID: <55379C3B.4030100@gmail.com> References: <5537620E.3000601@gmail.com> <55378CD2.7060408@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: Sender: linux-man-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: =?UTF-8?B?QW5kcmVhcyBHcsO8bmJhY2hlcg==?= Cc: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, "linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , acl-devel-qX2TKyscuCcdnm+yROfE0A@public.gmane.org List-Id: linux-man@vger.kernel.org Hi Andreas, On 04/22/2015 02:16 PM, Andreas Gr=C3=BCnbacher wrote: > 2015-04-22 13:58 GMT+02:00 Michael Kerrisk (man-pages) : >>>> I've made a number of edits to the page. Some of these were just >>>> to bring the page closer to man-pages style, >>> >>> The \(em dashes don't render in terminals very well. >> >> What's the problem? (Many existing pages use \(em dashes >> so this change was just for consistency.) >=20 > It's just ugly; there isn't a big difference between a hyphen and an = em-dash. >=20 >>> In addition, I would remove the list of file systems with extended >>> attribute support; they are supported pretty much everywhere to som= e >>> degree at least, even on tmpfs. >> >> Fair enough. I see your patch does that. >> >>> I'm attaching a patch that also includes a few other minor changes. >> >> Thanks! Applied. >> >> By the way, the piece >> >> The list of attribute names that can be returned is also >> limited to 64 kB. >> >> Is a limitation that affects listxattr(2), right? Maybe I should add >> a sentence on that point to that page. >=20 > Yes, thanks. >=20 >> Also, what does this mean is someone (tries to) create(s) more than >> 64 kB of attribute names on a file? Do you get an error on setxattr(= ), >> or is it the case that some names are unretrievable? >> >> Hmm... some light testing (using XFS) suggests that one can create >> more than 64 kB of attribute names, but then listxattr() fails >> with E2BIG. That seems like a sad corner case :-(. >=20 > That's what will happen, yes. I don't have a good idea how to fix thi= s. :-(. Okay, I've documented that error in listxattr(2) and added a BUGS section pointing out that corner case. Thanks, Michael --=20 Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/ -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html