Re: [PATCH v3 01/18] [BUGFIX] tracing: probeevent: Fix to support minus offset from symbol

2018-02-26 Thread Masami Hiramatsu
On Mon, 26 Feb 2018 09:38:18 +0900 Namhyung Kim wrote: > Hi Masami, > > On Sat, Feb 24, 2018 at 02:28:52PM +0900, Masami Hiramatsu wrote: > > In Documentation/trace/kprobetrace.txt, it says > > > > @SYM[+|-offs] : Fetch memory at SYM +|- offs (SYM should be a data symbol) > > > > However, the

Re: [PATCH v3 01/18] [BUGFIX] tracing: probeevent: Fix to support minus offset from symbol

2018-02-25 Thread Namhyung Kim
Hi Masami, On Sat, Feb 24, 2018 at 02:28:52PM +0900, Masami Hiramatsu wrote: > In Documentation/trace/kprobetrace.txt, it says > > @SYM[+|-offs] : Fetch memory at SYM +|- offs (SYM should be a data symbol) > > However, the parser doesn't parse minus offset correctly, since > commit 2fba0c8867af

[PATCH v3 01/18] [BUGFIX] tracing: probeevent: Fix to support minus offset from symbol

2018-02-23 Thread Masami Hiramatsu
In Documentation/trace/kprobetrace.txt, it says @SYM[+|-offs] : Fetch memory at SYM +|- offs (SYM should be a data symbol) However, the parser doesn't parse minus offset correctly, since commit 2fba0c8867af ("tracing/kprobes: Fix probe offset to be unsigned") drops minus ("-") offset support for