Re: [PATCH] riscv: Remove unnecessary path for syscall_trace

On Tue, May 26, 2020 at 08:29:45AM +0800, Guo Ren wrote: > Hi Tycho, > > On Mon, May 25, 2020 at 10:36 PM Tycho Andersen wrote: > > > > On Mon, May 25, 2020 at 02:18:26PM +, guo...@kernel.org wrote: > > > From: Guo Ren > > > > > > Obviously, there is no need to recover a0-a7 in reject path.

Re: [PATCH] riscv: Remove unnecessary path for syscall_trace

Hi Tycho, On Mon, May 25, 2020 at 10:36 PM Tycho Andersen wrote: > > On Mon, May 25, 2020 at 02:18:26PM +, guo...@kernel.org wrote: > > From: Guo Ren > > > > Obviously, there is no need to recover a0-a7 in reject path. > > > > Previous modification is from commit af33d243 by Tycho, to > > fi

Re: [PATCH] riscv: Remove unnecessary path for syscall_trace

On Mon, May 25, 2020 at 02:18:26PM +, guo...@kernel.org wrote: > From: Guo Ren > > Obviously, there is no need to recover a0-a7 in reject path. > > Previous modification is from commit af33d243 by Tycho, to > fixup seccomp reject syscall code path. Doesn't this suffer from the same problem,

[PATCH] riscv: Remove unnecessary path for syscall_trace

From: Guo Ren Obviously, there is no need to recover a0-a7 in reject path. Previous modification is from commit af33d243 by Tycho, to fixup seccomp reject syscall code path. Signed-off-by: Guo Ren Cc: Tycho Andersen Cc: Kees Cook Cc: Palmer Dabbelt --- arch/riscv/kernel/entry.S | 3 +-- 1