Re: [PATCH net v1] lan743x: prevent entire kernel HANG on open, for some platforms

2020-11-14 Thread Jakub Kicinski
On Thu, 12 Nov 2020 15:47:41 -0500 Sven Van Asbroeck wrote: > From: Sven Van Asbroeck > > On arm imx6, when opening the chip's netdev, the whole Linux > kernel intermittently hangs/freezes. > > This is caused by a bug in the driver code which tests if pcie > interrupts are working correctly,

[PATCH net v1] lan743x: prevent entire kernel HANG on open, for some platforms

2020-11-12 Thread Sven Van Asbroeck
From: Sven Van Asbroeck On arm imx6, when opening the chip's netdev, the whole Linux kernel intermittently hangs/freezes. This is caused by a bug in the driver code which tests if pcie interrupts are working correctly, using the software interrupt: 1. open: enable the software interrupt 2.