Re: [Xen-devel] "don't bugger nd->seq" seems to break umount sometimes

2015-05-19 Thread Zefan Li
>>> Is there going to be a 3.4.108 with a fix for this? >>> >> >> definitely. > > Great. Do you have a timeline in mind? > Yeah, probably in early June. > We have a daily automated test which has been hitting this issue for a > while, I can continue to ignore the associated cron spam of course

Re: [Xen-devel] "don't bugger nd->seq" seems to break umount sometimes

2015-05-19 Thread Ian Campbell
On Tue, 2015-05-19 at 17:05 +0800, Zefan Li wrote: > On 2015/5/19 16:33, Ian Campbell wrote: > > On Thu, 2015-04-30 at 09:15 +0800, Zefan Li wrote: > >> On 2015/4/29 20:21, Al Viro wrote: > >>> On Wed, Apr 29, 2015 at 12:45:45PM +0100, Ian Jackson wrote: > >>> > The symptoms are that `umount'

Re: [Xen-devel] "don't bugger nd->seq" seems to break umount sometimes

2015-05-19 Thread Zefan Li
On 2015/5/19 16:33, Ian Campbell wrote: > On Thu, 2015-04-30 at 09:15 +0800, Zefan Li wrote: >> On 2015/4/29 20:21, Al Viro wrote: >>> On Wed, Apr 29, 2015 at 12:45:45PM +0100, Ian Jackson wrote: >>> The symptoms are that `umount' fails with EBUSY, >>> >>> [lizf: Backported to 3.4: >>>

Re: [Xen-devel] "don't bugger nd->seq" seems to break umount sometimes

2015-05-19 Thread Ian Campbell
On Thu, 2015-04-30 at 09:15 +0800, Zefan Li wrote: > On 2015/4/29 20:21, Al Viro wrote: > > On Wed, Apr 29, 2015 at 12:45:45PM +0100, Ian Jackson wrote: > > > >> The symptoms are that `umount' fails with EBUSY, > > > > [lizf: Backported to 3.4: > > - remove the changes to follow_link() a

Re: [Xen-devel] "don't bugger nd->seq" seems to break umount sometimes

2015-04-30 Thread Zefan Li
On 2015/4/29 20:21, Al Viro wrote: > On Wed, Apr 29, 2015 at 12:45:45PM +0100, Ian Jackson wrote: > >> The symptoms are that `umount' fails with EBUSY, > > [lizf: Backported to 3.4: > - remove the changes to follow_link() as it doesn't call set_root()] > > looks dubious - I don't have -

Re: [Xen-devel] "don't bugger nd->seq" seems to break umount sometimes

2015-04-29 Thread Al Viro
On Wed, Apr 29, 2015 at 12:45:45PM +0100, Ian Jackson wrote: > The symptoms are that `umount' fails with EBUSY, [lizf: Backported to 3.4: - remove the changes to follow_link() as it doesn't call set_root()] looks dubious - I don't have -stable in front of me, but set_root() in follow_li