Messages in this thread | | | Date | Tue, 16 Sep 2014 11:43:21 +0200 | From | Tobias Klauser <> | Subject | Re: [PATCH v3 26/29] nios2: ptrace support |
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On 2014-09-08 at 11:22:37 +0200, Ley Foon Tan <lftan@altera.com> wrote: > Add ptrace support for nios2. > > Signed-off-by: Ley Foon Tan <lftan@altera.com> > --- > arch/nios2/include/asm/ptrace.h | 33 +++++++ > arch/nios2/include/uapi/asm/ptrace.h | 120 ++++++++++++++++++++++++ > arch/nios2/kernel/ptrace.c | 176 +++++++++++++++++++++++++++++++++++ > 3 files changed, 329 insertions(+) > create mode 100644 arch/nios2/include/asm/ptrace.h > create mode 100644 arch/nios2/include/uapi/asm/ptrace.h > create mode 100644 arch/nios2/kernel/ptrace.c [...] > diff --git a/arch/nios2/kernel/ptrace.c b/arch/nios2/kernel/ptrace.c > new file mode 100644 > index 0000000..bcbf748 > --- /dev/null > +++ b/arch/nios2/kernel/ptrace.c [...] > +long arch_ptrace(struct task_struct *child, long request, unsigned long addr, > + unsigned long data) > +{ > + int ret = -EIO; > + > + pr_debug("REQ=%ld: ADDR =0x%lx, DATA=0x%lx)\n", request, addr, data); > + > + switch (request) { > + default: > + ret = ptrace_request(child, request, addr, data); > + break; > + } > + > + return ret; > +}
This could be simplified to:
long arch_ptrace(struct task_struct *child, long request, unsigned long addr, unsigned long data) { return ptrace_request(child, request, addr, data); }
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