From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Andrew F. Davis" Subject: Re: [PATCHv3] ARM: omap2+: Revert omap-smp.c changes resetting CPU1 during boot Date: Tue, 28 Mar 2017 12:53:37 -0500 Message-ID: References: <20170314180555.23597-1-tony@atomide.com> <20170328113341.GK23750@n2100.armlinux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20170328113341.GK23750@n2100.armlinux.org.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Russell King - ARM Linux Cc: Tony Lindgren , Keerthy , Tero Kristo , Santosh Shilimkar , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-Id: linux-omap@vger.kernel.org On 03/28/2017 06:33 AM, Russell King - ARM Linux wrote: > On Mon, Mar 27, 2017 at 11:33:30AM -0500, Andrew F. Davis wrote: >> I still don't like this style of workaround, if kexec cannot regain >> control of core1 without a hard core reset than kexec should BUG() and >> force the user to reboot to a sane state. > > No, because kexec might already be in progress, and that would create > an infinite loop of kexec -> bug -> kexec -> bug etc. > Ah, yes, I was assuming BUG would halt and force a real reboot.