Message ID | 20220919151533.1734-3-thunder.leizhen@huawei.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | kallsyms: Optimizes the performance of lookup symbols | expand |
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c index 8caccc8f4a23703..3319d9f38d7a5f2 100644 --- a/scripts/kallsyms.c +++ b/scripts/kallsyms.c @@ -553,7 +553,7 @@ static void compress_symbols(const unsigned char *str, int idx) unsigned char *p1, *p2; for (i = 0; i < table_cnt; i++) { - +retry: len = table[i]->len; p1 = table[i]->sym; @@ -585,6 +585,9 @@ static void compress_symbols(const unsigned char *str, int idx) /* increase the counts for this symbol's new tokens */ learn_symbol(table[i]->sym, len); + + /* May be more than one place that can be merged, try again */ + goto retry; } }
For a symbol, there may be more than one place that can be merged. For example: nfs_fs_proc_net_init, there are two "f"+"s_" combinations. And we're only compressing the first combination at the moment. Let's compress all possible combinations. Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com> --- scripts/kallsyms.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)