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Commit 71e0e556 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

Multithreaded core dumps. 



Signed-off-by: default avatarRalf Baechle <ralf@linux-mips.org>
parent a3701ca4

arch/mips/kernel/process.c

+8 −0
Original line number Diff line number Diff line
@@ -167,6 +167,14 @@ void dump_regs(elf_greg_t *gp, struct pt_regs *regs) 
#endif

}



int dump_task_regs (struct task_struct *tsk, elf_gregset_t *regs)

{

	struct thread_info *ti = tsk->thread_info;

	long ksp = (unsigned long)ti + THREAD_SIZE - 32;

	dump_regs(&(*regs)[0], (struct pt_regs *) ksp - 1);

	return 1;

}



int dump_task_fpu (struct task_struct *t, elf_fpregset_t *fpr)

{

	memcpy(fpr, &t->thread.fpu, sizeof(current->thread.fpu));

include/asm-mips/elf.h

+2 −0
Original line number Diff line number Diff line
@@ -225,10 +225,12 @@ do { current->thread.mflags &= ~MF_ABI_MASK; \ 
#endif /* CONFIG_64BIT */



extern void dump_regs(elf_greg_t *, struct pt_regs *regs);

extern int dump_task_regs (struct task_struct *, elf_gregset_t *);

extern int dump_task_fpu(struct task_struct *, elf_fpregset_t *);



#define ELF_CORE_COPY_REGS(elf_regs, regs)			\

	dump_regs((elf_greg_t *)&(elf_regs), regs);

#define ELF_CORE_COPY_TASK_REGS(tsk, elf_regs) dump_task_regs(tsk, elf_regs)

#define ELF_CORE_COPY_FPREGS(tsk, elf_fpregs)			\

	dump_task_fpu(tsk, elf_fpregs)