[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] git master build failure in 9pfs
From: |
Greg Kurz |
Subject: |
Re: [Qemu-devel] git master build failure in 9pfs |
Date: |
Sat, 4 Mar 2017 11:57:35 +0100 |
On Fri, 3 Mar 2017 12:28:01 -0600
Eric Blake <address@hidden> wrote:
> On 03/03/2017 12:15 PM, Greg Kurz wrote:
>
> >
> > O_PATH | O_NOFOLLOW is a special case as described in the last paragraph
> > of O_PATH in the man page:
> >
> > If pathname is a symbolic link and the O_NOFOLLOW flag is
> > also
> > specified, then the call returns a file descriptor referring
> > to
> > the symbolic link. This file descriptor can be used as
> > the
> > dirfd argument in calls to fchownat(2), fstatat(2),
> > linkat(2),
> > and readlinkat(2) with an empty pathname to have the calls
> > oper‐
> > ate on the symbolic link.
>
> Only when coupled with AT_EMPTY_PATHNAME. Without that additional flag,
> then it must be a directory.
>
And we don't use AT_EMPTY_PATHNAME, so this should work indeed.
pgp8Ej5fs7B47.pgp
Description: OpenPGP digital signature
- Re: [Qemu-devel] git master build failure in 9pfs, (continued)
- Re: [Qemu-devel] git master build failure in 9pfs, Greg Kurz, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Daniel P. Berrange, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, G 3, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Eric Blake, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Daniel P. Berrange, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Eric Blake, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Greg Kurz, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Eric Blake, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Greg Kurz, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs, Eric Blake, 2017/03/03
- Re: [Qemu-devel] git master build failure in 9pfs,
Greg Kurz <=