• Srikar Dronamraju's avatar
    perf probe: Provide perf interface for uprobes · 225466f1
    Srikar Dronamraju authored
    - Enhances perf to probe user space executables and libraries.
    - Enhances -F/--funcs option of "perf probe" to list possible probe points in
      an executable file or library.
    - Documents userspace probing support in perf.
    
    [ Probing a function in the executable using function name  ]
    perf probe -x /bin/zsh zfree
    
    [ Probing a library function using function name ]
    perf probe -x /lib64/libc.so.6 malloc
    
    [ list probe-able functions in an executable ]
    perf probe -F -x /bin/zsh
    
    [ list probe-able functions in an library]
    perf probe -F -x /lib/libc.so.6
    Signed-off-by: default avatarSrikar Dronamraju <srikar@linux.vnet.ibm.com>
    Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
    Cc: Andi Kleen <andi@firstfloor.org>
    Cc: Andrew Morton <akpm@linux-foundation.org>
    Cc: Anton Arapov <anton@redhat.com>
    Cc: Christoph Hellwig <hch@infradead.org>
    Cc: Ingo Molnar <mingo@elte.hu>
    Cc: Jim Keniston <jkenisto@linux.vnet.ibm.com>
    Cc: Linus Torvalds <torvalds@linux-foundation.org>
    Cc: Linux-mm <linux-mm@kvack.org>
    Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
    Cc: Oleg Nesterov <oleg@redhat.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Steven Rostedt <rostedt@goodmis.org>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Link: http://lkml.kernel.org/r/20120416120909.30661.99781.sendpatchset@srdronam.in.ibm.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
    225466f1
probe-event.c 50.6 KB