uprobes: __copy_insn() needs "loff_t offset"
1. __copy_insn() needs "loff_t offset", not "unsigned long", to read the file. 2. use pgoff_t for "idx" and remove the unnecessary typecast. 3. fix the typo, "&=" is not what we want 4. can't resist, rename off1 to off. Signed-off-by: NOleg Nesterov <oleg@redhat.com> Acked-by: NSrikar Dronamraju <srikar@linux.vnet.ibm.com> Acked-by: NAnanth N Mavinakayanahalli <ananth@in.ibm.com> Cc: Anton Arapov <anton@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/20120615154359.GA9625@redhat.comSigned-off-by: NIngo Molnar <mingo@kernel.org>
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