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From: ext-mika.1.westerberg@nokia.com (Mika Westerberg)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v2 3/8] arm: kdump: implement machine_crash_shutdown()
Date: Wed,  5 May 2010 09:54:15 +0300	[thread overview]
Message-ID: <25d1f9b22c9842e8f379e6cf6a526ccd99e301bc.1273041358.git.ext-mika.1.westerberg@nokia.com> (raw)
In-Reply-To: <cover.1273041357.git.ext-mika.1.westerberg@nokia.com>

Implement function machine_crash_shutdown() which disables IRQs and saves
machine state to ELF notes structure.

Signed-off-by: Mika Westerberg <ext-mika.1.westerberg@nokia.com>
---
 arch/arm/kernel/machine_kexec.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 598ca61..81e9898 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -43,6 +43,10 @@ void machine_shutdown(void)
 
 void machine_crash_shutdown(struct pt_regs *regs)
 {
+	local_irq_disable();
+	crash_save_cpu(regs, smp_processor_id());
+
+	printk(KERN_INFO "Loading crashdump kernel...\n");
 }
 
 void machine_kexec(struct kimage *image)
-- 
1.5.6.5

WARNING: multiple messages have this Message-ID (diff)
From: Mika Westerberg <ext-mika.1.westerberg@nokia.com>
To: linux-arm-kernel@lists.infradead.org
Cc: kexec@lists.infradead.org,
	"\\\"Mika Westerberg\\\"" <ext-mika.1.westerberg@nokia.com>
Subject: [PATCH v2 3/8] arm: kdump: implement machine_crash_shutdown()
Date: Wed,  5 May 2010 09:54:15 +0300	[thread overview]
Message-ID: <25d1f9b22c9842e8f379e6cf6a526ccd99e301bc.1273041358.git.ext-mika.1.westerberg@nokia.com> (raw)
In-Reply-To: <cover.1273041357.git.ext-mika.1.westerberg@nokia.com>
In-Reply-To: <cover.1273041357.git.ext-mika.1.westerberg@nokia.com>

Implement function machine_crash_shutdown() which disables IRQs and saves
machine state to ELF notes structure.

Signed-off-by: Mika Westerberg <ext-mika.1.westerberg@nokia.com>
---
 arch/arm/kernel/machine_kexec.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 598ca61..81e9898 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -43,6 +43,10 @@ void machine_shutdown(void)
 
 void machine_crash_shutdown(struct pt_regs *regs)
 {
+	local_irq_disable();
+	crash_save_cpu(regs, smp_processor_id());
+
+	printk(KERN_INFO "Loading crashdump kernel...\n");
 }
 
 void machine_kexec(struct kimage *image)
-- 
1.5.6.5


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  parent reply	other threads:[~2010-05-05  6:54 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-05  6:54 [PATCH v2 0/8] Initial implementation of kdump for ARM Mika Westerberg
2010-05-05  6:54 ` Mika Westerberg
2010-05-05  6:54 ` [PATCH v2 1/8] arm: kdump: reserve memory for crashkernel Mika Westerberg
2010-05-05  6:54   ` Mika Westerberg
2010-05-05  6:54 ` [PATCH v2 2/8] arm: kdump: implement crash_setup_regs() Mika Westerberg
2010-05-05  6:54   ` Mika Westerberg
2010-05-05  6:54 ` Mika Westerberg [this message]
2010-05-05  6:54   ` [PATCH v2 3/8] arm: kdump: implement machine_crash_shutdown() Mika Westerberg
2010-05-05  6:54 ` [PATCH v2 4/8] arm: kdump: skip indirection page when crashing Mika Westerberg
2010-05-05  6:54   ` Mika Westerberg
2010-05-05  6:54 ` [PATCH v2 5/8] arm: kdump: implement copy_oldmem_page() Mika Westerberg
2010-05-05  6:54   ` Mika Westerberg
2010-05-05  6:54 ` [PATCH v2 6/8] arm: allow passing an ELF64 header to elf_check_arch() Mika Westerberg
2010-05-05  6:54   ` Mika Westerberg
2010-05-10 11:20   ` Russell King - ARM Linux
2010-05-10 11:20     ` Russell King - ARM Linux
2010-05-10 12:09     ` Mika Westerberg
2010-05-10 12:09       ` Mika Westerberg
2010-05-10 12:21       ` Russell King - ARM Linux
2010-05-10 12:21         ` Russell King - ARM Linux
2010-05-11  7:17         ` Mika Westerberg
2010-05-11  7:17           ` Mika Westerberg
2010-07-16  8:14         ` Mika Westerberg
2010-07-16  8:14           ` Mika Westerberg
2010-08-25  2:40           ` Lei Wen
2010-08-25  2:40             ` Lei Wen
2010-08-25 12:29             ` Mika Westerberg
2010-08-25 12:29               ` Mika Westerberg
2010-05-05  6:54 ` [PATCH v2 7/8] arm: kdump: add support for elfcorehdr= parameter Mika Westerberg
2010-05-05  6:54   ` Mika Westerberg
2010-05-05  6:54 ` [PATCH v2 8/8] arm: kdump: add CONFIG_CRASH_DUMP Kconfig option Mika Westerberg
2010-05-05  6:54   ` Mika Westerberg
2010-05-25  8:19 ` [PATCH v2 0/8] Initial implementation of kdump for ARM Mika Westerberg
2010-05-25  8:19   ` Mika Westerberg
2010-06-11  6:36   ` Mika Westerberg
2010-07-02 12:48     ` Per Fransson
2010-07-05  8:28       ` Mika Westerberg
2010-07-05 10:01         ` Per Fransson
2010-07-05 10:18           ` Russell King - ARM Linux
2010-07-05 10:34             ` Per Fransson
2010-07-05 11:31               ` Mika Westerberg
2010-07-05 12:04                 ` Per Fransson
2010-07-05 13:55               ` Russell King - ARM Linux
2010-07-05 14:05                 ` Per Fransson
2010-07-05 14:19                   ` Russell King - ARM Linux
2010-07-05 15:37                     ` Per Fransson
2010-07-05 16:08                       ` Nicolas Pitre
2010-07-05 18:14                       ` Russell King - ARM Linux
2010-07-06  8:30                         ` Per Fransson
2010-07-07  7:29                           ` Mika Westerberg
2010-07-08  8:52                             ` Per Fransson
2010-07-12  8:20                               ` Mika Westerberg
2010-07-09  3:38                 ` Simon Horman
2010-07-09  8:19                   ` Per Fransson

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