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Add example command for mounting debugfs

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This is a nice opportunity to teach the user something, (and help our
users to actually succeed in creating useful bug reports for us).
This commit is contained in:
Carl Worth 2009-04-13 14:02:04 -07:00
parent 48888093b2
commit 660a20f611
1 changed files with 4 additions and 1 deletions
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5
tools/intel_gpu_dump.c
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@ -1953,7 +1953,10 @@ main (int argc, char *argv[])
path = "/sys/kernel/debug/dri/0"; path = "/sys/kernel/debug/dri/0";
err = stat(path, &st); err = stat(path, &st);
if (err != 0) { if (err != 0) {
errx(1, "Couldn't find i915 debugfs directory\n"); errx(1,
"Couldn't find i915 debugfs directory.\n\n"
"Is debugfs mounted? You might try mounting it with a command such as:\n\n"
"\tsudo mount -t debugfs debugfs /sys/kernel/debug\n");
} }
} }
} else { } else {