On Tue, 2016-11-29 at 12:06 -0800, Linus Torvalds wrote: > On Nov 29, 2016 11:58 AM, "Eric Dumazet" <[email protected]> > wrote: > > > > nv_do_nic_poll() is simply buggy and needs a fix. > > > > synchronize_irq() can sleep. > > Yes, but why did it start showing up now? None of this has changed as > far as I can see? > > Is it just timing and the transmit queue being busy? Perhaps due to > the sheer size of messages? Meelis does seem to have a ton of > debugging enabled.. > > Linus > > Looks like bad luck really or forced_irqthreads ?
These commits contain what is wanted. 02cea3958664723a5d2236f0f0058de97c7e4693 genirq: Provide disable_hardirq() 18258f7239a61d8929b8e0c7b6d46c446459074c genirq: Provide synchronize_hardirq()
