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Message-ID: <20240806113320.2388386-1-ruanjinjie@huawei.com>
Date: Tue, 6 Aug 2024 19:33:20 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <catalin.marinas@....com>, <will@...nel.org>, <corbet@....net>,
<paul.walmsley@...ive.com>, <palmer@...belt.com>, <aou@...s.berkeley.edu>,
<linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>,
<linux-doc@...r.kernel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next] arm64/kdump: Update the high memory reserve doc
Since commit 282c3a66b724 ("crash: Fix riscv64 crash memory reserve dead
loop"), if reservation from the high memory failed on ARM64, the kernel
will not falls back to searching the low memory, so remove it in the doc.
Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
Documentation/arch/arm64/kdump.rst | 4 ----
1 file changed, 4 deletions(-)
diff --git a/Documentation/arch/arm64/kdump.rst b/Documentation/arch/arm64/kdump.rst
index 56a89f45df28..11b9b84bf422 100644
--- a/Documentation/arch/arm64/kdump.rst
+++ b/Documentation/arch/arm64/kdump.rst
@@ -79,10 +79,6 @@ To reserve memory for crashkernel=size,high, searching is first
attempted from the high memory region. If the reservation succeeds, the
low memory reservation will be done subsequently.
-If reservation from the high memory failed, the kernel falls back to
-searching the low memory with the specified size in crashkernel=,high.
-If it succeeds, no further reservation for low memory is needed.
-
Notes:
- If crashkernel=,low is not specified, the default low memory
--
2.34.1
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