Re: [PATCH 2/3] perf callchain: Stop resolving callchains after invalid address

David Ahern
2015-11-26T13:15:04Z

On 11/26/15 12:08 AM, Namhyung Kim wrote:
> @@ -528,11 +529,16 @@ int main(int argc, const char **argv)
> {
> const char *cmd;
> char sbuf[STRERR_BUFSIZE];
> + int min_addr;
>
> /* The page_size is placed in util object. */
> page_size = sysconf(_SC_PAGE_SIZE);
> cacheline_size = sysconf(_SC_LEVEL1_DCACHE_LINESIZE);
>
> + if (sysctl__read_int("vm/mmap_min_addr", &min_addr) < 0)

This assumes the record and analysis are done on the same system.

David