On Thu, Jun 23, 2011 at 01:17:52PM -0400, Paul Gortmaker wrote: > From: Stanislaw Gruszka <[email protected]> > > ------------------- > This is a commit scheduled for the next v2.6.34 longterm release. > If you see a problem with using this for longterm, please comment. > ------------------- > > commit 554d1d027b19265c4aa3f718b3126d2b86e09a08 upstream. > > Since commit 6cd0b1cb872b3bf9fc5de4536404206ab74bafdd "iwlagn: fix > hw-rfkill while the interface is down", we enable interrupts when > device is not ready to receive them. However hardware, when it is in > some inconsistent state, can generate other than rfkill interrupts > and crash the system. I can reproduce crash with "kernel BUG at > drivers/net/wireless/iwlwifi/iwl-agn.c:1010!" message, when forcing > firmware restarts. > > To fix only enable rfkill interrupt when down device and after probe. > I checked patch on laptop with 5100 device, rfkill change is still > passed to user space when device is down.
This needs follow up: commit 3dd823e6b86407aed1a025041d8f1df77e43a9c8 Author: Don Fry <[email protected]> Date: Sun Feb 6 09:29:45 2011 -0800 iwlagn: Re-enable RF_KILL interrupt when down I'm not sure if that commit is included in the patch series. Stanislaw _______________________________________________ stable mailing list [email protected] http://linux.kernel.org/mailman/listinfo/stable
