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objtool: Add a statistics mode

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Have it print a few numbers which can be used to size the hashtables.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Miroslav Benes <mbenes@suse.cz>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lkml.kernel.org/r/20200324160924.321381240@infradead.org
This commit is contained in:
Peter Zijlstra
2020-03-12 09:26:29 +01:00
parent 65fb11a7f6
commit 1e11f3fdc3
4 changed files with 25 additions and 3 deletions
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2
tools/objtool/builtin.h
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@@ -8,7 +8,7 @@
#include <subcmd/parse-options.h>
extern const struct option check_options[];
extern bool no_fp, no_unreachable, retpoline, module, backtrace, uaccess;
extern bool no_fp, no_unreachable, retpoline, module, backtrace, uaccess, stats;
extern int cmd_check(int argc, const char **argv);
extern int cmd_orc(int argc, const char **argv);