riscv: ftrace: Use ftrace_get_regs helper
authorNanyong Sun <sunnanyong@huawei.com>
Fri, 5 Mar 2021 11:33:31 +0000 (19:33 +0800)
committerPalmer Dabbelt <palmerdabbelt@google.com>
Wed, 10 Mar 2021 04:46:06 +0000 (20:46 -0800)
commit288f6775a08913e9cb5f5ae0a43c105b725be0c8
treede6e01ff0ffd1bb7afe99f56c4dcd9b350be6c19
parent86b276c1ddedfbcc0be708e73d82ce1fb2298768
riscv: ftrace: Use ftrace_get_regs helper

Use ftrace_get_regs() helper call to get pt_regs from ftrace_regs struct,
this makes the code simpler.

Signed-off-by: Nanyong Sun <sunnanyong@huawei.com>
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
arch/riscv/kernel/probes/ftrace.c