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51 lines
1.6 KiB
Diff
51 lines
1.6 KiB
Diff
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From 784b170a69906c48a688a9ffa7512fc858f8836c Mon Sep 17 00:00:00 2001
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From: =?utf-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= <arve@android.com>
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Date: Sun, 30 Mar 2008 21:36:29 -0700
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Subject: [PATCH 061/134] [ARM] Save thread registers in coredumps
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Signed-off-by: Brian Swetland <swetland@google.com>
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---
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arch/arm/include/asm/elf.h | 6 ++++++
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arch/arm/kernel/process.c | 10 ++++++++++
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2 files changed, 16 insertions(+), 0 deletions(-)
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--- a/arch/arm/include/asm/elf.h
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+++ b/arch/arm/include/asm/elf.h
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@@ -86,6 +86,10 @@ extern char elf_platform[];
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struct elf32_hdr;
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+struct task_struct;
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+
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+extern int dump_task_regs (struct task_struct *, elf_gregset_t *);
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+
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/*
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* This is used to ensure we don't load something for the wrong architecture.
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*/
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@@ -113,4 +117,6 @@ extern int arm_elf_read_implies_exec(con
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extern void elf_set_personality(const struct elf32_hdr *);
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#define SET_PERSONALITY(ex) elf_set_personality(&(ex))
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+#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs)
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+
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#endif
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--- a/arch/arm/kernel/process.c
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+++ b/arch/arm/kernel/process.c
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@@ -337,6 +337,16 @@ int dump_fpu (struct pt_regs *regs, stru
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EXPORT_SYMBOL(dump_fpu);
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/*
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+ * Capture the user space registers if the task is not running (in user space)
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+ */
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+int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs)
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+{
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+ struct pt_regs ptregs = *task_pt_regs(tsk);
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+ elf_core_copy_regs(regs, &ptregs);
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+ return 1;
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+}
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+
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+/*
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* Shuffle the argument into the correct register before calling the
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* thread function. r1 is the thread argument, r2 is the pointer to
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* the thread function, and r3 points to the exit function.
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