Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-12 Thread Andrew Morton
On Mon, 12 Sep 2016 09:40:17 +0800 Ian Kent wrote: > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-12 Thread Andrew Morton
On Mon, 12 Sep 2016 09:40:17 +0800 Ian Kent wrote: > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't appropriate to hold a spin

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-12 Thread Takashi Iwai
On Mon, 12 Sep 2016 03:40:17 +0200, Ian Kent wrote: > > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't appropriate to hold a

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-12 Thread Takashi Iwai
On Mon, 12 Sep 2016 03:40:17 +0200, Ian Kent wrote: > > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't appropriate to hold a

[PATCH] autofs - use dentry flags to block walks during expire

2016-09-11 Thread Ian Kent
Somewhere along the way the autofs expire operation has changed to hold a spin lock over expired dentry selection. The autofs indirect mount expired dentry selection is complicated and quite lengthy so it isn't appropriate to hold a spin lock over the operation. Commit 47be6184 added a

[PATCH] autofs - use dentry flags to block walks during expire

2016-09-11 Thread Ian Kent
Somewhere along the way the autofs expire operation has changed to hold a spin lock over expired dentry selection. The autofs indirect mount expired dentry selection is complicated and quite lengthy so it isn't appropriate to hold a spin lock over the operation. Commit 47be6184 added a

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-08 Thread Ian Kent
On Fri, 2016-09-09 at 11:39 +1000, NeilBrown wrote: > On Thu, Sep 01 2016, Ian Kent wrote: > > > Somewhere along the way the autofs expire operation has changed to > > hold a spin lock over expired dentry selection. The autofs indirect > > mount expired dentry selection is complicated and quite

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-08 Thread Ian Kent
On Fri, 2016-09-09 at 11:39 +1000, NeilBrown wrote: > On Thu, Sep 01 2016, Ian Kent wrote: > > > Somewhere along the way the autofs expire operation has changed to > > hold a spin lock over expired dentry selection. The autofs indirect > > mount expired dentry selection is complicated and quite

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-08 Thread NeilBrown
On Thu, Sep 01 2016, Ian Kent wrote: > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't appropriate to hold a spin lock over the

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-08 Thread NeilBrown
On Thu, Sep 01 2016, Ian Kent wrote: > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't appropriate to hold a spin lock over the

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-01 Thread Takashi Iwai
On Thu, 01 Sep 2016 03:21:14 +0200, Ian Kent wrote: > > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't appropriate to hold a

Re: [PATCH] autofs - use dentry flags to block walks during expire

2016-09-01 Thread Takashi Iwai
On Thu, 01 Sep 2016 03:21:14 +0200, Ian Kent wrote: > > Somewhere along the way the autofs expire operation has changed to > hold a spin lock over expired dentry selection. The autofs indirect > mount expired dentry selection is complicated and quite lengthy so > it isn't appropriate to hold a

[PATCH] autofs - use dentry flags to block walks during expire

2016-08-31 Thread Ian Kent
Somewhere along the way the autofs expire operation has changed to hold a spin lock over expired dentry selection. The autofs indirect mount expired dentry selection is complicated and quite lengthy so it isn't appropriate to hold a spin lock over the operation. Commit 47be6184 added a

[PATCH] autofs - use dentry flags to block walks during expire

2016-08-31 Thread Ian Kent
Somewhere along the way the autofs expire operation has changed to hold a spin lock over expired dentry selection. The autofs indirect mount expired dentry selection is complicated and quite lengthy so it isn't appropriate to hold a spin lock over the operation. Commit 47be6184 added a