Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1510567

Re: [PATCH] irq-bcm2836: Prevent spurious interrupts, and trap them early

From Eric Anholt <eric@anholt.net>
Newsgroups linux.kernel
Subject Re: [PATCH] irq-bcm2836: Prevent spurious interrupts, and trap them early
Date 2016-10-27 20:30 +0200
Message-ID <swXB7-5us-21@gated-at.bofh.it> (permalink)
References <swW2l-4oW-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw


Eric Anholt <eric@anholt.net> writes:

> From: Phil Elwell <phil@raspberrypi.org>
>
> The old arch-specific IRQ macros included a dsb to ensure the
> write to clear the mailbox interrupt completed before returning
> from the interrupt. The BCM2836 irqchip driver needs the same
> precaution to avoid spurious interrupts.
>
> Spurious interrupts are still possible for other reasons,
> though, so trap them early.
>
> Signed-off-by: Phil Elwell <phil@raspberrypi.org>
> Signed-off-by: Eric Anholt <eric@anholt.net>
> ---
>
> Phil, your patch didn't apply because it looks like you pasted into
> gmail (tabs got converted to spaces).  git-send-email can avoid that.
> I've pulled it out of the rpi tree and applied the s-o-b from your
> email.
>
> Also, patches to lkml need to be sent to the relevant maintainers or
> they won't get picked up.  ./scripts/get_maintainer.pl <patch> can
> give you the list of who to send to/cc.

And then it was my turn to fumble a patch email.  Autocompleted the
wrong version(s).  Resending :(

Back to linux.kernel | Previous | NextPrevious in thread | Find similar | Unroll thread


Thread

[PATCH] irq-bcm2836: Prevent spurious interrupts, and trap them early Eric Anholt <eric@anholt.net> - 2016-10-27 18:50 +0200
  Re: [PATCH] irq-bcm2836: Prevent spurious interrupts, and trap them early Eric Anholt <eric@anholt.net> - 2016-10-27 20:30 +0200

csiph-web