Re: Linux powerpc new system call instruction and ABI

On Wed, 2021-05-19 at 02:13 +0300, Dmitry V. Levin wrote:

Hi,

On Thu, Jun 11, 2020 at 06:12:01PM +1000, Nicholas Piggin wrote:
[...]

quoted

- Error handling: The consensus among kernel, glibc, and musl is to move to
  using negative return values in r3 rather than CR0[SO]=1 to indicate error,
  which matches most other architectures, and is closer to a function call.

What about syscalls like times(2) which can return -1 without it being an error?

 Jocke