linux-kernel - [PATCH 14/17] arm: user_regset: Crunch in core dumps

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Message-Id: <20090425001354.88C42FC3C8@magilla.sf.frob.com>
Date:	Fri, 24 Apr 2009 17:13:54 -0700 (PDT)
From:	Roland McGrath <roland@...hat.com>
To:	Russell King <rmk@....linux.org.uk>
Cc:	Christoph Hellwig <hch@....de>, linux-kernel@...r.kernel.org
Subject: [PATCH 14/17] arm: user_regset: Crunch in core dumps

This enables dumping the Crunch state in ELF core dumps.
It gets its own note of the new type NT_ARM_CRUNCH.

Signed-off-by: Roland McGrath <roland@...hat.com>
---
 arch/arm/kernel/ptrace.c |    1 +
 include/linux/elf.h      |    1 +
 2 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index 78b457c..6ce3deb 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -847,6 +847,7 @@ static const struct user_regset arm_regsets[] = {
 #endif
 #ifdef CONFIG_CRUNCH
 	[REGSET_CRUNCH] = {
+		.core_note_type = NT_ARM_CRUNCH,
 		.n = sizeof(struct crunch_state) / sizeof(int),
 		.size = sizeof(int), .align = sizeof(int),
 		.get = crunch_get, .set = crunch_set
diff --git a/include/linux/elf.h b/include/linux/elf.h
index aa8bae6..30a7b92 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -362,6 +362,7 @@ typedef struct elf64_shdr {
 #define NT_386_TLS	0x200		/* i386 TLS slots (struct user_desc) */
 #define NT_386_IOPERM	0x201		/* x86 io permission bitmap (1=deny) */
 #define NT_ARM_WMMX	0x300		/* ARM iWMMXt registers */
+#define NT_ARM_CRUNCH	0x301		/* ARM Crunch registers */
 
 
 /* Note header in a PT_NOTE section */
--
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