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Commit 16e1c9df authored by Mark Salyzyn's avatar Mark Salyzyn
Browse files

liblog: optimize code hotspot 

strcmp was 1/10 #2 behind find_property in __android_log_level(),
now virtually eliminated from performance profile.

Bug: 23685592
Change-Id: I3978886193af77e489c6d1728d6a26b7f53f8f2f
parent b955f476

liblog/log_is_loggable.c

+1 −1
Original line number Diff line number Diff line
@@ -93,7 +93,7 @@ static int __android_log_level(const char *tag, int def) 
    if (taglen) {

        uint32_t current_local_serial = current_global_serial;



        if (!last_tag || strcmp(last_tag, tag)) {

        if (!last_tag || (last_tag[0] != tag[0]) || strcmp(last_tag + 1, tag + 1)) {

            /* invalidate log.tag.<tag> cache */

            for(i = 0; i < (sizeof(tag_cache) / sizeof(tag_cache[0])); ++i) {

                tag_cache[i].pinfo = NULL;