From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: From: Chen Zhou Subject: [PATCH v14 02/11] x86: kdump: make the lower bound of crash kernel reservation consistent Date: Sat, 30 Jan 2021 15:10:16 +0800 Message-ID: <20210130071025.65258-3-chenzhou10@huawei.com> In-Reply-To: <20210130071025.65258-1-chenzhou10@huawei.com> References: <20210130071025.65258-1-chenzhou10@huawei.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "kexec" Errors-To: kexec-bounces+dwmw2=infradead.org@lists.infradead.org To: mingo@redhat.com, tglx@linutronix.de, rppt@kernel.org, dyoung@redhat.com, bhe@redhat.com, catalin.marinas@arm.com, will@kernel.org, nsaenzjulienne@suse.de, corbet@lwn.net, John.P.donnelly@oracle.com, bhsharma@redhat.com, prabhakar.pkin@gmail.com Cc: John Donnelly , wangkefeng.wang@huawei.com, arnd@arndb.de, xiexiuqi@huawei.com, chenzhou10@huawei.com, linux-doc@vger.kernel.org, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, horms@verge.net.au, james.morse@arm.com, huawei.libin@huawei.com, guohanjun@huawei.com, linux-arm-kernel@lists.infradead.org The lower bounds of crash kernel reservation and crash kernel low reservation are different, use the consistent value CRASH_ALIGN. Suggested-by: Dave Young Signed-off-by: Chen Zhou Tested-by: John Donnelly --- arch/x86/kernel/setup.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index da769845597d..27470479e4a3 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -439,7 +439,8 @@ static int __init reserve_crashkernel_low(void) return 0; } - low_base = memblock_phys_alloc_range(low_size, CRASH_ALIGN, 0, CRASH_ADDR_LOW_MAX); + low_base = memblock_phys_alloc_range(low_size, CRASH_ALIGN, CRASH_ALIGN, + CRASH_ADDR_LOW_MAX); if (!low_base) { pr_err("Cannot reserve %ldMB crashkernel low memory, please try smaller size.\n", (unsigned long)(low_size >> 20)); -- 2.20.1 _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec