Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-08 Thread David Miller
From: Grygorii Strashko Date: Thu, 8 Feb 2018 10:04:31 -0600 > Could this be marked as stable material 4.9+? Sure, queued up.

Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-08 Thread Grygorii Strashko
On 02/07/2018 08:57 PM, David Miller wrote: From: Grygorii Strashko Date: Tue, 6 Feb 2018 19:17:06 -0600 It was discovered that simple program which indefinitely sends 200b UDP packets and runs on TI AM574x SoC (SMP) under RT Kernel triggers network watchdog timeout in TI CPSW driver (<6 hou

Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-07 Thread David Miller
From: Grygorii Strashko Date: Tue, 6 Feb 2018 19:17:06 -0600 > It was discovered that simple program which indefinitely sends 200b UDP > packets and runs on TI AM574x SoC (SMP) under RT Kernel triggers network > watchdog timeout in TI CPSW driver (<6 hours run). The network watchdog > timeout is

Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-07 Thread Ivan Khoronzhuk
Rechecked once again, seems it covers every case, at this moment, so Reviewed-by: Ivan Khoronzhuk -- Regards, Ivan Khoronzhuk

Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-07 Thread Ivan Khoronzhuk
On Wed, Feb 07, 2018 at 12:19:11PM -0600, Grygorii Strashko wrote: On 02/07/2018 07:31 AM, Ivan Khoronzhuk wrote: On Wed, Feb 07, 2018 at 05:03:19AM +0200, Ivan Khoronzhuk wrote: On Tue, Feb 06, 2018 at 07:17:06PM -0600, Grygorii Strashko wrote: It was discovered that simple program which inde

Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-07 Thread Grygorii Strashko
On 02/07/2018 07:31 AM, Ivan Khoronzhuk wrote: > On Wed, Feb 07, 2018 at 05:03:19AM +0200, Ivan Khoronzhuk wrote: >> On Tue, Feb 06, 2018 at 07:17:06PM -0600, Grygorii Strashko wrote: >>> It was discovered that simple program which indefinitely sends 200b UDP >>> packets and runs on TI AM574x SoC (

Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-07 Thread Ivan Khoronzhuk
On Wed, Feb 07, 2018 at 05:03:19AM +0200, Ivan Khoronzhuk wrote: > On Tue, Feb 06, 2018 at 07:17:06PM -0600, Grygorii Strashko wrote: > > It was discovered that simple program which indefinitely sends 200b UDP > > packets and runs on TI AM574x SoC (SMP) under RT Kernel triggers network > > watchdog

Re: [PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-06 Thread Ivan Khoronzhuk
On Tue, Feb 06, 2018 at 07:17:06PM -0600, Grygorii Strashko wrote: > It was discovered that simple program which indefinitely sends 200b UDP > packets and runs on TI AM574x SoC (SMP) under RT Kernel triggers network > watchdog timeout in TI CPSW driver (<6 hours run). The network watchdog > timeout

[PATCH] net: ethernet: ti: cpsw: fix net watchdog timeout

2018-02-06 Thread Grygorii Strashko
It was discovered that simple program which indefinitely sends 200b UDP packets and runs on TI AM574x SoC (SMP) under RT Kernel triggers network watchdog timeout in TI CPSW driver (<6 hours run). The network watchdog timeout is triggered due to race between cpsw_ndo_start_xmit() and cpsw_tx_handler