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Re: [PATCH] ARM: keystone: add a work around to handle asynchronous external abort

From Russell King - ARM Linux <linux@arm.linux.org.uk>
Newsgroups linux.kernel
Subject Re: [PATCH] ARM: keystone: add a work around to handle asynchronous external abort
Date 2015-08-15 00:00 +0200
Message-ID <pXvb4-6cV-11@gated-at.bofh.it> (permalink)
References <pWnfA-605-27@gated-at.bofh.it> <pXnQd-4h6-19@gated-at.bofh.it> <pXnQd-4h6-17@gated-at.bofh.it> <pXoVX-5O1-1@gated-at.bofh.it> <pXvb4-6cV-13@gated-at.bofh.it>
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On Fri, Aug 14, 2015 at 05:53:00PM -0400, Murali Karicheri wrote:
> We have spend some time already to debug the root cause. Do you have idea on
> how this was hunted down on OMAP that we can learn from? The bad address is
> NULL and it seems to happen very rarely and is not easily reproducible.
> Don't want to put this workaround, but we couldn't track it down either. So
> any help to debug this will be appreciated.

If you try applying Lucas' patch, you should receive the abort earlier
in the kernel boot up, which may help narrow down what is provoking it.

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Thread

[PATCH] ARM: keystone: add a work around to handle asynchronous external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-11 21:20 +0200
  Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-08-14 16:10 +0200
    Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Lucas Stach <l.stach@pengutronix.de> - 2015-08-14 16:30 +0200
      Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-15 00:00 +0200
        Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-08-15 00:00 +0200
          Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-17 16:20 +0200
    Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort santosh shilimkar <santosh.shilimkar@oracle.com> - 2015-08-14 17:20 +0200
      Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-08-15 00:00 +0200
        Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-18 00:20 +0200
          Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-08-18 00:50 +0200
          Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort "santosh.shilimkar@oracle.com" <santosh.shilimkar@oracle.com> - 2015-08-18 05:20 +0200
            Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-08-18 10:20 +0200
              Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Lucas Stach <l.stach@pengutronix.de> - 2015-08-18 10:30 +0200
                Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Afzal Mohammed <afzal.mohd.ma@gmail.com> - 2015-08-18 14:10 +0200
              Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Jisheng Zhang <jszhang@marvell.com> - 2015-08-18 10:40 +0200
                Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-18 17:00 +0200
              Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-18 22:30 +0200
      Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-15 00:00 +0200
        Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort "santosh.shilimkar@oracle.com" <santosh.shilimkar@oracle.com> - 2015-08-15 02:10 +0200
  Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-14 16:10 +0200
    Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Lucas Stach <l.stach@pengutronix.de> - 2015-08-14 16:20 +0200
      Re: [PATCH] ARM: keystone: add a work around to handle asynchronous  external abort Murali Karicheri <m-karicheri2@ti.com> - 2015-08-17 16:20 +0200

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