Messages in this thread | | | From | Roland McGrath <> | Date | Thu, 2 Feb 2012 15:41:11 -0800 | Subject | Re: [PATCH] ARM: Wire up HAVE_SYSCALL_TRACEPOINTS |
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On Thu, Feb 2, 2012 at 3:38 PM, Indan Zupancic <indan@nul.nu> wrote: > It was my impression that thread_info->syscall is only set in the ptrace path.
The asm-generic/syscall.h kerneldoc says these functions should only be used in the trace/audit path, not the fast path. I honestly don't recall any more why I made that a requirement of the interface, but some machines having this sort of constraint was probably it.
Thanks, Roland
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