Messages in this thread | | | Date | Tue, 21 Apr 2015 10:41:55 +0800 | From | Wang Nan <> | Subject | Re: [PATCH 7/7] perf data: Fix signess of value |
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On 2015/4/21 5:23, Arnaldo Carvalho de Melo wrote: > Em Sat, Apr 18, 2015 at 05:50:20PM +0200, Jiri Olsa escreveu: >> From: Wang Nan <wangnan0@huawei.com> >> >> When converting int values, perf first extractes it to a ulonglong, then >> feeds it to babeltrace as a signed value. For negative 32 bit values >> (for example, return values of failed syscalls), the extracted data >> should be something like 0xfffffffe (-2). It becomes a large int64 >> value. Babeltrace denies to insert it with >> bt_ctf_field_signed_integer_set_value() because it is larger than >> 0x7fffffff, the largest positive value a signed 32 bit int can be. > > There is no such word "signess", it is "signedness", fixing this up. > Humm, it seems there is such a word indeed: > > http://www.urbandictionary.com/define.php?term=Signess > > But I bet this is the one we want: > > http://en.wikipedia.org/wiki/Signedness > > Right? :-) > > - Arnaldo >
Sorry for the bad English. Please help me to fix it. Thank you.
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