From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King Subject: [PATCH 03/12] ARM: kexec: remove 512MB restriction on kexec crashdump Date: Thu, 28 Apr 2016 10:27:59 +0100 Message-ID: References: <20160428092644.GX19428@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20160428092644.GX19428@n2100.arm.linux.org.uk> Content-Disposition: inline Sender: linux-ia64-owner@vger.kernel.org To: linux-arm-kernel@lists.infradead.org Cc: devicetree@vger.kernel.org, Eric Biederman , Fenghua Yu , Haren Myneni , Ian Campbell , Jonathan Corbet , kexec@lists.infradead.org, Kumar Gala , linux-doc@vger.kernel.org, linux-ia64@vger.kernel.org, Mark Rutland , Pawel Moll , Rob Herring , Santosh Shilimkar , Tony Luck , Vivek Goyal List-Id: devicetree@vger.kernel.org Signed-off-by: Russell King --- arch/arm/kernel/setup.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 77b54c461c52..d9317eec1eba 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -943,7 +943,6 @@ late_initcall(init_machine_late); * zImage relocating below the reserved region. */ #define CRASH_ALIGN (128 << 20) -#define CRASH_ADDR_MAX (PHYS_OFFSET + (512 << 20)) static inline unsigned long long get_total_mem(void) { @@ -973,9 +972,7 @@ static void __init reserve_crashkernel(void) return; if (crash_base <= 0) { - unsigned long long crash_max = CRASH_ADDR_MAX; - if (crash_max > (u32)~0) - crash_max = (u32)~0; + unsigned long long crash_max = idmap_to_phys((u32)~0); crash_base = memblock_find_in_range(CRASH_ALIGN, crash_max, crash_size, CRASH_ALIGN); if (!crash_base) { -- 2.1.0