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Date: Mon, 19 Dec 2011 16:33:38 +0100 From: Uwe Kleine-König <u.kleine-koenig@...gutronix.de> To: Dave Martin <dave.martin@...aro.org> Cc: Mircea Gherzan <mgherzan@...il.com>, netdev@...r.kernel.org, linux-arm-kernel@...ts.infradead.org Subject: Re: [PATCH v2] ARM: net: JIT compiler for packet filters Hello, On Mon, Dec 19, 2011 at 03:24:18PM +0000, Dave Martin wrote: > On Mon, Dec 19, 2011 at 04:19:58PM +0100, Uwe Kleine-K?nig wrote: > > On Mon, Dec 19, 2011 at 12:50:21PM +0000, Dave Martin wrote: > > > On Mon, Dec 19, 2011 at 09:40:30AM +0100, Mircea Gherzan wrote: > > > > Based of Matt Evans's PPC64 implementation. > > > Note that it's fine to have the JIT generating ARM code, even if the rest > > > if the kernel is Thumb-2. This would only start to cause problems if we > > > want to do things like set kprobes in the JITted code, or unwind out of > > > the JITted code. > > or use a CPU that doesn't speak ARM (e.g. v7M) > > Indeed... I was assuming though that that would be out of scope for the > first iteration of this code. Right, depending on !THUMB2 is fine. Only generating ARM code with THUMB2=y is not. Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ | -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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