On Thu, Aug 3, 2023 at 3:44 PM Andrew Jones <ajones@xxxxxxxxxxxxxxxx> wrote: > > On Wed, Aug 02, 2023 at 11:13:34PM -0400, Guo Ren wrote: > > On Wed, Aug 02, 2023 at 10:05:00AM +0800, Haibo Xu wrote: > > > On Fri, Jul 28, 2023 at 5:43 PM Andrew Jones <ajones@xxxxxxxxxxxxxxxx> wrote: > > > > > > > > On Thu, Jul 27, 2023 at 03:20:05PM +0800, Haibo Xu wrote: > > > > > Borrow some of the csr definitions and operations from kernel's > > > > > arch/riscv/include/asm/csr.h to tools/ for riscv. > > > > > > > > You should copy the entire file verbatim. > > > > > > > > > > Ok, will copy all the definitions in the original csr.h > > Why not include the original one? Maintain the one csr.h is more > > comfortable. > > selftests and other userspace tools can't always compile when including a > kernel header without modifying the header in some way. Rather than > polluting headers with #ifdeffery, the practice has been to copy necessary > headers to tools/include and modify if necessary. Okay, got it. > > Thanks, > drew -- Best Regards Guo Ren