linux-kernel - [PATCH -next v3 0/2] Fix crash memory reserve exceed system memory bug

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Message-ID: <20240717075439.2705552-1-ruanjinjie@huawei.com>
Date: Wed, 17 Jul 2024 15:54:37 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <linux@...linux.org.uk>, <tglx@...utronix.de>, <mingo@...hat.com>,
	<bp@...en8.de>, <dave.hansen@...ux.intel.com>, <hpa@...or.com>,
	<gregkh@...uxfoundation.org>, <arnd@...db.de>, <deller@....de>,
	<javierm@...hat.com>, <bhe@...hat.com>, <robh@...nel.org>,
	<peterz@...radead.org>, <julian.stecklina@...erus-technology.de>,
	<rafael.j.wysocki@...el.com>, <linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <kexec@...ts.infradead.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH -next v3 0/2] Fix crash memory reserve exceed system memory bug

On x86_32 and arm32, the crash memory reserve may exceed system memory
and display "reserved ok", fix it.

changes in v3:
- Handle the check in reserve_crashkernel() Baoquan suggested.
- Split x86_32 and arm32.
- Add Suggested-by.
- Drop the wrong fix tag.

changes in v2:
- Also fix for x86_32.
- Update the fix method.
- Peel off the other two patches.
- Update the commit message.

Jinjie Ruan (2):
  x86/kexec: Fix crash memory reserve exceed system memory bug
  ARM: Fix crash memory reserve exceed system memory bug

 arch/arm/kernel/setup.c | 5 +++++
 arch/x86/kernel/setup.c | 5 +++++
 2 files changed, 10 insertions(+)

-- 
2.34.1