Re: Lockdep warning on io_file_data_ref_zero() with 5.10-rc5

2020-12-15 Thread Jens Axboe
On 12/14/20 11:58 PM, Xiaoguang Wang wrote: > hi, > >> On 11/28/20 5:13 PM, Pavel Begunkov wrote: >>> On 28/11/2020 23:59, Nadav Amit wrote: Hello Pavel, I got the following lockdep splat while rebasing my work on 5.10-rc5 on the kernel (based on 5.10-rc5+). I did not

Re: Lockdep warning on io_file_data_ref_zero() with 5.10-rc5

2020-12-14 Thread Xiaoguang Wang
hi, On 11/28/20 5:13 PM, Pavel Begunkov wrote: On 28/11/2020 23:59, Nadav Amit wrote: Hello Pavel, I got the following lockdep splat while rebasing my work on 5.10-rc5 on the kernel (based on 5.10-rc5+). I did not actually confirm that the problem is triggered without my changes, as my iouri

Re: Lockdep warning on io_file_data_ref_zero() with 5.10-rc5

2020-11-30 Thread Jens Axboe
On 11/28/20 5:13 PM, Pavel Begunkov wrote: > On 28/11/2020 23:59, Nadav Amit wrote: >> Hello Pavel, >> >> I got the following lockdep splat while rebasing my work on 5.10-rc5 on the >> kernel (based on 5.10-rc5+). >> >> I did not actually confirm that the problem is triggered without my changes, >>

Re: Lockdep warning on io_file_data_ref_zero() with 5.10-rc5

2020-11-28 Thread Nadav Amit
> On Nov 28, 2020, at 4:13 PM, Pavel Begunkov wrote: > > On 28/11/2020 23:59, Nadav Amit wrote: >> Hello Pavel, >> >> I got the following lockdep splat while rebasing my work on 5.10-rc5 on the >> kernel (based on 5.10-rc5+). >> >> I did not actually confirm that the problem is triggered withou

Re: Lockdep warning on io_file_data_ref_zero() with 5.10-rc5

2020-11-28 Thread Pavel Begunkov
On 28/11/2020 23:59, Nadav Amit wrote: > Hello Pavel, > > I got the following lockdep splat while rebasing my work on 5.10-rc5 on the > kernel (based on 5.10-rc5+). > > I did not actually confirm that the problem is triggered without my changes, > as my iouring workload requires some kernel chang

Lockdep warning on io_file_data_ref_zero() with 5.10-rc5

2020-11-28 Thread Nadav Amit
Hello Pavel, I got the following lockdep splat while rebasing my work on 5.10-rc5 on the kernel (based on 5.10-rc5+). I did not actually confirm that the problem is triggered without my changes, as my iouring workload requires some kernel changes (not iouring changes), yet IMHO it seems pretty cl