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Date: Sat, 04 Jul 2020 10:48:57 +0100 From: Marc Zyngier <maz@...nel.org> To: Valentin Schneider <valentin.schneider@....com> Cc: linux-kernel@...r.kernel.org, sparclinux@...r.kernel.org, "David S. Miller" <davem@...emloft.net>, Thomas Gleixner <tglx@...utronix.de>, Jason Cooper <jason@...edaemon.net> Subject: Re: [PATCH 0/2] genirq: Kill preflow handlers Hi Valentin, On 2020-07-03 16:56, Valentin Schneider wrote: > Hi, > > while strolling around the different flow handlers, I tried to make > sense of > what preflow_handler() was about. Turns out no one uses those anymore, > but the > genirq support has remained in place. If we needed to reintroduce some form of preflow handler, we'd try and do it using hierarchical irqchips, if at all possible. > > Unless we can see another user of those in the near future, this seems > like as > good a time as any for a little housecleaning. > > - Patch 1 simply deselects the (unexploited) preflow Kconfig for > sparc64 > - Patch 2 is the actual cleanup > > Cheers, > Valentin > > Valentin Schneider (2): > sparc64: Deselect IRQ_PREFLOW_FASTEOI > genirq: Remove preflow handler support > > arch/sparc/Kconfig | 1 - > include/linux/irqdesc.h | 15 --------------- > include/linux/irqhandler.h | 1 - > kernel/irq/Kconfig | 4 ---- > kernel/irq/chip.c | 13 ------------- > 5 files changed, 34 deletions(-) For the whole series, and assuming that there is no regression (can't imagine any for unused code): Reviewed-by: Marc Zyngier <maz@...nel.org> Thanks, M. -- Jazz is not dead. It just smells funny...
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