Commit f5ae9c42 authored Dec 09, 2013 by Adrian Hunter Committed by Arnaldo Carvalho de Melo Dec 09, 2013

perf evlist: Fix max mmap_pages



'SIZE_MAX / page_size' is an upper limit for the maximum number of mmap
pages, not a lower limit.  Change the condition accordingly.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1386595120-22978-3-git-send-email-adrian.hunter@intel.com


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent 2bcab6c1

tools/perf/util/evlist.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -754,7 +754,7 @@ int perf_evlist__parse_mmap_pages(const struct option opt, const char str,
	unsigned long max = UINT_MAX;		unsigned long max = UINT_MAX;
	long pages;		long pages;

	if (max < SIZE_MAX / page_size)		if (max > SIZE_MAX / page_size)
	max = SIZE_MAX / page_size;		max = SIZE_MAX / page_size;

	pages = parse_pages_arg(str, 1, max);		pages = parse_pages_arg(str, 1, max);