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Re: [PATCH v2] Do not reserve crashkernel high memory if crashkernel low memory reserving failed

From Joerg Roedel <joro@8bytes.org>
Newsgroups linux.kernel
Subject Re: [PATCH v2] Do not reserve crashkernel high memory if crashkernel low memory reserving failed
Date 2015-07-27 16:10 +0200
Message-ID <pQRgm-46U-21@gated-at.bofh.it> (permalink)
References (4 earlier) <pOB63-2Rd-21@gated-at.bofh.it> <pOBz5-3p0-17@gated-at.bofh.it> <pOLoL-JK-43@gated-at.bofh.it> <pOZi2-3RO-7@gated-at.bofh.it> <pPbVU-6bx-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Wed, Jul 22, 2015 at 04:41:00PM -0700, Yinghai Lu wrote:
> Do you mean BIOS have that disabled with not exposing DMAR table ?
> 
> kernel for RHEL 6 and RHEL7 have them enabled.
> Also opensuse kernel have that enabled too.

You still need to pass intel_iommu=on in the kernel command line to
enable its usage.



	Joerg

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Re: [PATCH v2] Do not reserve crashkernel high memory if crashkernel  low memory reserving failed Yinghai Lu <yinghai@kernel.org> - 2015-07-23 01:50 +0200
  Re: [PATCH v2] Do not reserve crashkernel high memory if crashkernel  low memory reserving failed Joerg Roedel <joro@8bytes.org> - 2015-07-27 16:10 +0200

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