Re: [PATCH v2 1/1] net: fec: ptp: avoid register access when ipg clock is disabled

2021-02-26 Thread Jakub Kicinski
On Fri, 26 Feb 2021 07:23:31 -0800 Richard Cochran wrote: > On Thu, Feb 25, 2021 at 10:15:16PM +0100, Heiko Thiery wrote: > > When accessing the timecounter register on an i.MX8MQ the kernel hangs. > > This is only the case when the interface is down. This can be reproduced > > by reading with

Re: [PATCH v2 1/1] net: fec: ptp: avoid register access when ipg clock is disabled

2021-02-26 Thread Richard Cochran
On Thu, Feb 25, 2021 at 10:15:16PM +0100, Heiko Thiery wrote: > When accessing the timecounter register on an i.MX8MQ the kernel hangs. > This is only the case when the interface is down. This can be reproduced > by reading with 'phc_ctrl eth0 get'. > > Like described in the change in

Re: [PATCH v2 1/1] net: fec: ptp: avoid register access when ipg clock is disabled

2021-02-25 Thread Heiko Thiery
Hi all, Am Do., 25. Feb. 2021 um 22:15 Uhr schrieb Heiko Thiery : > > When accessing the timecounter register on an i.MX8MQ the kernel hangs. > This is only the case when the interface is down. This can be reproduced > by reading with 'phc_ctrl eth0 get'. > > Like described in the change in

Re: [PATCH v2 1/1] net: fec: ptp: avoid register access when ipg clock is disabled

2021-02-25 Thread kernel test robot
Hi Heiko, Thank you for the patch! Yet something to improve: [auto build test ERROR on net/master] [also build test ERROR on net-next/master ipvs/master linus/master v5.11 next-20210225] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we

[PATCH v2 1/1] net: fec: ptp: avoid register access when ipg clock is disabled

2021-02-25 Thread Heiko Thiery
When accessing the timecounter register on an i.MX8MQ the kernel hangs. This is only the case when the interface is down. This can be reproduced by reading with 'phc_ctrl eth0 get'. Like described in the change in 91c0d987a9788dcc5fe26baafd73bf9242b68900 the igp clock is disabled when the

[PATCH v2 1/1] net: fec: ptp: avoid register access when ipg clock is disabled

2021-02-25 Thread Heiko Thiery
When accessing the timecounter register on an i.MX8MQ the kernel hangs. This is only the case when the interface is down. This can be reproduced by reading with 'phc_ctrl eth0 get'. Like described in the change in 91c0d987a9788dcc5fe26baafd73bf9242b68900 the igp clock is disabled when the