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From: Michael Ellerman <>
To: Hari Bathini <>,
	Michael Ellerman <>
Cc: linuxppc-dev <>,
	Mahesh J Salgaonkar <>,
	Sourabh Jain <>
Subject: Re: [PATCH v2] ppc64/kdump: Limit kdump base to 512MB
Date: Wed, 05 Oct 2022 00:25:23 +1100	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

On Mon, 12 Sep 2022 12:20:31 +0530, Hari Bathini wrote:
> Since commit e641eb03ab2b0 ("powerpc: Fix up the kdump base cap to
> 128M") memory for kdump kernel has been reserved at an offset of
> 128MB. This held up well for a long time before running into boot
> failure on LPARs having a lot of cores. Commit 7c5ed82b800d8
> ("powerpc: Set crashkernel offset to mid of RMA region") fixed this
> boot failure by moving the offset to mid of RMA region. This change
> meant the offset is either 256MB or 512MB on LPARs as ppc64_rma_size
> was 512MB or 1024MB owing to commit 103a8542cb35b ("powerpc/book3s64/
> radix: Fix boot failure with large amount of guest memory")
> [...]

Applied to powerpc/next.

[1/1] ppc64/kdump: Limit kdump base to 512MB


      parent reply	other threads:[~2022-10-04 13:47 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-12  6:50 [PATCH v2] ppc64/kdump: Limit kdump base to 512MB Hari Bathini
2022-09-13 10:15 ` Sachin Sant
2022-10-04 13:25 ` Michael Ellerman [this message]

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