Re: [PATCH 2/3] kprobes/trace: Fix kprobe selftest for gcc 4.6

From: David Daney
Date: Tue Jun 07 2011 - 14:23:04 EST


On 06/07/2011 11:12 AM, Steven Rostedt wrote:
On Tue, 2011-06-07 at 11:08 -0700, David Daney wrote:

-static int kprobe_trace_selftest_target(int a1, int a2, int a3,
- int a4, int a5, int a6)
+/*
+ * Can't be static, otherwise gcc might optimize this to
+ * not be in the kallsyms table.
+ */

Could you make it '__used' instead?


I can try, but the problem is not that the function itself is being
optimized out. It looks like its being turned into anonymous text. That
is, it optimized out the symbol name, not the code itself.


Really it is no big deal either way. Just a thought I had.

David Daney
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