Date: Mon, 15 Aug 2011 09:01:30 +0100 (BST) From: Robert Watson <rwatson@FreeBSD.org> To: Niclas Zeising <niclas.zeising@gmail.com> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r224842 - head/sys/kern Message-ID: <alpine.BSF.2.00.1108150901010.63057@fledge.watson.org> In-Reply-To: <4E47EF64.2070405@gmail.com> References: <201108131603.p7DG3e80023093@svn.freebsd.org> <4E47EF64.2070405@gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Sun, 14 Aug 2011, Niclas Zeising wrote:
>> When falloc() was broken into separate falloc_noinstall() and finstall(),
>> a bug was introduced in kern_openat() such that the error from the vnode
>> open operation was overwritten before it was passed as an argument to
>> dupfdopen(). This broke operations on /dev/{stdin,stdout,stderr}. Fix
>> by preserving the original error number across finstall() so that it is
>> still available.
>
> It might be worth mentioning this in UPDATING or similar, since a kernel
> built with clang (I haven't tried gcc) during this window will make it
> impossible to do a buildworld without first rebuilding the kernel with this
> fix. It also seems to break at least portsnap, and possibly other tools as
> well.
Entry now in UPDATING, thanks! I've also sent out a warning to current@.
Robert
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?alpine.BSF.2.00.1108150901010.63057>