perf tools: Convert getpagesize() uses to sysconf(_SC_GETPAGESIZE)
Using the more portable and equivalent sysconf call. Reported-by: Aristeu Rozanski <aris@redhat.com> Reported-by: Ulrich Drepper <drepper@redhat.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Aristeu Rozanski <aris@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> Cc: Ulrich Drepper <drepper@redhat.com> LKML-Reference: <1263501006-14185-1-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -384,7 +384,7 @@ int perf_session__process_events(struct perf_session *self,
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perf_event_ops__fill_defaults(ops);
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perf_event_ops__fill_defaults(ops);
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page_size = getpagesize();
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page_size = sysconf(_SC_PAGESIZE);
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head = self->header.data_offset;
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head = self->header.data_offset;
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@ -515,7 +515,7 @@ int read_tracing_data(int fd, struct perf_event_attr *pattrs, int nb_events)
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write_or_die(buf, 1);
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write_or_die(buf, 1);
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/* save page_size */
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/* save page_size */
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page_size = getpagesize();
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page_size = sysconf(_SC_PAGESIZE);
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write_or_die(&page_size, 4);
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write_or_die(&page_size, 4);
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read_header_files();
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read_header_files();
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