On Thu, Jun 12, 2014 at 03:44:53AM +0900, Masatake YAMATO wrote: > For making caches for process memory mapping, /proc/$pid/maps files > are scanned. When scanning an entry which file name is started from > `[' was ignore as fake files. As the result a system call using > [vdso] causes `unexpected_backtracing_error'. > > This patch accepts the fake files as cache entries if they have > both readable and executable attributes. ([stack] and [heap] does > not have such attributes.)
Shouldn't we just accept all mappings that have X bit set, and filter out all the rest? -- ldv
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