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| author |   Peter Zijlstra <peterz@infradead.org> | 2020-03-12 09:26:29 +0100 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2020-03-25 18:28:28 +0100 |
| commit | 1e11f3fdc326d7466e43185ea943b6156143387c (patch) | |
| tree | 5a4ee402d9becc5691eef8b30cde9aff8fc31d0b /tools/objtool/builtin-check.c | |
| parent | objtool: Optimize find_symbol_by_index() (diff) | |
| download | linux-dev-1e11f3fdc326d7466e43185ea943b6156143387c.tar.xz linux-dev-1e11f3fdc326d7466e43185ea943b6156143387c.zip | |
objtool: Add a statistics mode
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
Diffstat (limited to 'tools/objtool/builtin-check.c')
| -rw-r--r-- | tools/objtool/builtin-check.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/objtool/builtin-check.c b/tools/objtool/builtin-check.c index c807984a03c1..10fbe75ab43d 100644 --- a/tools/objtool/builtin-check.c +++ b/tools/objtool/builtin-check.c @@ -17,7 +17,7 @@ #include "builtin.h" #include "check.h" -bool no_fp, no_unreachable, retpoline, module, backtrace, uaccess; +bool no_fp, no_unreachable, retpoline, module, backtrace, uaccess, stats; static const char * const check_usage[] = { "objtool check [<options>] file.o", @@ -31,6 +31,7 @@ const struct option check_options[] = { OPT_BOOLEAN('m', "module", &module, "Indicates the object will be part of a kernel module"), OPT_BOOLEAN('b', "backtrace", &backtrace, "unwind on error"), OPT_BOOLEAN('a', "uaccess", &uaccess, "enable uaccess checking"), + OPT_BOOLEAN('s', "stats", &stats, "print statistics"), OPT_END(), }; |