Re: [PATCH] driver/dma/ioat: Call del_timer_sync() without holding prep_lock

2018-09-18 Thread Vinod
On 14-09-18, 14:53, Waiman Long wrote: > The following lockdep splat was observed: > > [ 1222.241750] == > [ 1222.271301] WARNING: possible circular locking dependency detected > [ 1222.301060] 4.16.0-10.el8+5.x86_64+debug #1 Not tainted > [ 1222

Re: [PATCH] driver/dma/ioat: Call del_timer_sync() without holding prep_lock

2018-09-14 Thread Dave Jiang
On 09/14/2018 11:53 AM, Waiman Long wrote: > The following lockdep splat was observed: > > [ 1222.241750] == > [ 1222.271301] WARNING: possible circular locking dependency detected > [ 1222.301060] 4.16.0-10.el8+5.x86_64+debug #1 Not tainted >