filtering in GUI working

[lttngtop.git] / src / common.c

diff --git a/src/common.c b/src/common.c
index 1fc74be4084f41fe771ae5dd41b84bae485522fc..500c80d674f9056ced114e75a54af1e04fc51fc2 100644 (file)
--- a/src/common.c
+++ b/src/common.c
@@ -200,7 +200,9 @@ struct processtop* add_proc(struct lttngtop *ctx, int tid, char *comm,
                g_ptr_array_add(ctx->process_table, newproc);
                g_hash_table_insert(ctx->process_hash_table,
                                (gpointer) (unsigned long) tid, newproc);
-
+               if (lookup_tid_list(tid)) {
+                       add_filter_tid_list(tid, newproc);
+               }
                ctx->nbnewthreads++;
                ctx->nbthreads++;
        }
@@ -228,6 +230,9 @@ struct processtop* update_proc(struct processtop* proc, int pid, int tid,
                                free(proc->hostname);
                        }
                        proc->hostname = strdup(hostname);
+                       if (lookup_hostname_list(hostname)) {
+                               add_filter_tid_list(tid, proc);
+                       }
                }
        }
        return proc;
@@ -522,12 +527,14 @@ struct lttngtop* get_copy_lttngtop(unsigned long start, unsigned long end)
                 */
                g_ptr_array_add(dst->cpu_table, newcpu);
        }
-       for (i = 0; i < lttngtop.kprobes_table->len; i++) {
-               tmpprobe = g_ptr_array_index(lttngtop.kprobes_table, i);
-               newprobe = g_new0(struct kprobes, 1);
-               memcpy(newprobe, tmpprobe, sizeof(struct kprobes));
-               tmpprobe->count = 0;
-               g_ptr_array_add(dst->kprobes_table, newprobe);
+       if (lttngtop.kprobes_table) {
+               for (i = 0; i < lttngtop.kprobes_table->len; i++) {
+                       tmpprobe = g_ptr_array_index(lttngtop.kprobes_table, i);
+                       newprobe = g_new0(struct kprobes, 1);
+                       memcpy(newprobe, tmpprobe, sizeof(struct kprobes));
+                       tmpprobe->count = 0;
+                       g_ptr_array_add(dst->kprobes_table, newprobe);
+               }
        }
        /* FIXME : better algo */
        /* create the threads index if required */
@@ -648,13 +655,37 @@ struct tm format_timestamp(uint64_t timestamp)
 
 int *lookup_tid_list(int tid)
 {
+       if (!tid_list)
+               return NULL;
+
        return g_hash_table_lookup(tid_list, (gpointer) &tid);
 }
 
 char *lookup_hostname_list(const char *hostname)
 {
-       if (!hostname)
+       if (!hostname || !hostname_list)
                return NULL;
 
        return g_hash_table_lookup(hostname_list, (gpointer) hostname);
 }
+
+int *lookup_filter_tid_list(int tid)
+{
+       return g_hash_table_lookup(global_filter_list, (gpointer) &tid);
+}
+
+void add_filter_tid_list(int tid, struct processtop *newproc)
+{
+       unsigned long *hash_tid;
+
+       hash_tid = malloc(sizeof(unsigned long));
+       *hash_tid = tid;
+       g_hash_table_insert(global_filter_list,
+                       (gpointer) (unsigned long) hash_tid, newproc);
+}
+
+void remove_filter_tid_list(int tid)
+{
+       g_hash_table_remove(global_filter_list,
+                       (gpointer) (unsigned long) &tid);
+}