Messages in this thread | | | Date | Wed, 23 Jul 2003 16:43:04 -0400 | From | Jeff Garzik <> | Subject | Re: [PATCH 2.5] fixes for airo.c |
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On Wed, Jul 23, 2003 at 07:56:58PM +0200, Daniel Ritz wrote: > [shortening the cc: list a bit..] > > On Wed July 23 2003 12:26, Javier Achirica wrote: > > > > You cannot use down() in xmit, as it may be called in interrupt context. I > > know it slows things down, but that's the only way I figured out of > > handling a transmission while the card is processing a long command. > > hu? no. you can do a down() as xmit is never called from interrupt context. and > the dev->hard_start_xmit() calls are serialized with the dev->xmit_lock. the > serialization is broken by the schedule_work() thing.
hard_start_xmit is called from BH-disabled context, so Javier is basically correct.
Jeff
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