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    SubjectRe: [PATCH] trace_syscalls: add missed field
    On Thu, Nov 26, 2009 at 03:49:33PM +0800, Lai Jiangshan wrote:
    >
    > Field syscall number is missed in syscall_enter_define_fields()/
    > syscall_exit_define_fields().
    >
    > syscall number is also needed for event filter or other users.
    >
    > Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>



    Well, I don't think it's very useful for in-kernel filtering.
    Filtering a syscall event by its number would mean filtering all
    event for this syscall. This is the same as not tracing it.

    Or do you have other usecases in mind?

    Thanks.



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