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From: Scott Wood <swood@redhat.com>
To: Alec Ari <neotheuser@gmail.com>, linux-rt-users@vger.kernel.org
Subject: Re: EFI_STUB doesn't work if PREEMPT_RT
Date: Mon, 10 Jun 2019 18:37:06 -0500	[thread overview]
Message-ID: <70303817695c0f986d0f109ba5dd803699ee6aa5.camel@redhat.com> (raw)
In-Reply-To: <CAM5Ud7P2U2F8eTmm8geKomo2XEOP0MwDsdvp9Zxq-Xk3VhwZxw@mail.gmail.com>

On Mon, 2019-06-10 at 15:46 -0500, Alec Ari wrote:
> Hi,
> 
> I'm running Debian on a test system, CSM has been disabled. if I boot
> the stock non-RT Debian kernel, I can use efibootmgr. When I try
> booting the PREEMPT_RT package (linux-image-rt-amd64) or a custom
> PREEMPT_RT kernel with the following config options enabled:

It's disabled by default on PREEMPT_RT due to latency concerns.  You can
override it with "efi=runtime" on the kernel command line.

-Scott



  parent reply	other threads:[~2019-06-10 23:37 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-10 20:46 EFI_STUB doesn't work if PREEMPT_RT Alec Ari
2019-06-10 20:52 ` Alec Ari
2019-06-10 21:02   ` Alec Ari
2019-06-10 23:37 ` Scott Wood [this message]
2019-06-11  2:47   ` Alec Ari
2019-06-12 17:01     ` Alec Ari
2019-06-14 19:36       ` Sebastian Andrzej Siewior
2019-06-14 23:19         ` Alec Ari

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