Commit d3d21c41 authored Apr 09, 2009 by Peter Zijlstra Committed by Ingo Molnar Apr 09, 2009

perf_counter: log full path names

Impact: fix perf-report output for /home mounted binaries, etc.

dentry_path() only provide path-names up to the mount root, which is
unsuited for out purpose, use d_path() instead.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <20090409085524.601794134@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 1ccd1549

kernel/perf_counter.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2116,7 +2116,7 @@ static void perf_counter_mmap_event(struct perf_mmap_event *mmap_event)
		name = strncpy(tmp, "//enomem", sizeof(tmp));
		goto got_name;
		}
		name = dentry_path(file->f_dentry, buf, PATH_MAX);
		name = d_path(&file->f_path, buf, PATH_MAX);
		if (IS_ERR(name)) {
		name = strncpy(tmp, "//toolong", sizeof(tmp));
		goto got_name;