Re: [PATCH/REPOST] net/mpc5200: Fix locking on fec_mpc52xx driver

2009-12-08 Thread Grant Likely
On Tue, Dec 8, 2009 at 9:28 PM, David Miller wrote: > From: Grant Likely > Date: Fri, 04 Dec 2009 21:33:13 -0700 > >> Fix the locking scheme on the fec_mpc52xx driver.  This device can >> receive IRQs from three sources; the FEC itself, the tx DMA, and the >> rx DMA.  Mutual exclusion was handled

Re: [PATCH/REPOST] net/mpc5200: Fix locking on fec_mpc52xx driver

2009-12-08 Thread David Miller
From: Grant Likely Date: Fri, 04 Dec 2009 21:33:13 -0700 > Fix the locking scheme on the fec_mpc52xx driver. This device can > receive IRQs from three sources; the FEC itself, the tx DMA, and the > rx DMA. Mutual exclusion was handled by taking a spin_lock() in the > critical regions, but becau

[PATCH/REPOST] net/mpc5200: Fix locking on fec_mpc52xx driver

2009-12-04 Thread Grant Likely
From: Asier Llano Palacios Fix the locking scheme on the fec_mpc52xx driver. This device can receive IRQs from three sources; the FEC itself, the tx DMA, and the rx DMA. Mutual exclusion was handled by taking a spin_lock() in the critical regions, but because the handlers are run with IRQs enab