Changes in uspace/lib/drv/generic/driver.c [b72efe8:9934f7d] in mainline

File:

• uspace/lib/drv/generic/driver.c (modified) (6 diffs)

uspace/lib/drv/generic/driver.c

@@ -139 +139 @@
 find_interrupt_context_by_id(interrupt_context_list_t *list, int id)
 {
+        fibril_mutex_lock(&list->mutex);
+        
+        link_t *link = list->contexts.next;
         interrupt_context_t *ctx;
         
-        fibril_mutex_lock(&list->mutex);
-        
-        list_foreach(list->contexts, link) {
+        while (link != &list->contexts) {
                 ctx = list_get_instance(link, interrupt_context_t, link);
                 if (ctx->id == id) {
@@ -149 +150 @@
                         return ctx;
                 }
+                link = link->next;
         }
         
@@ -158 +160 @@
 find_interrupt_context(interrupt_context_list_t *list, ddf_dev_t *dev, int irq)
 {
+        fibril_mutex_lock(&list->mutex);
+        
+        link_t *link = list->contexts.next;
         interrupt_context_t *ctx;
         
-        fibril_mutex_lock(&list->mutex);
-        
-        list_foreach(list->contexts, link) {
+        while (link != &list->contexts) {
                 ctx = list_get_instance(link, interrupt_context_t, link);
                 if (ctx->irq == irq && ctx->dev == dev) {
@@ -168 +171 @@
                         return ctx;
                 }
+                link = link->next;
         }
         
@@ -227 +231 @@
 }
 
-static ddf_fun_t *driver_get_function(list_t *functions, devman_handle_t handle)
+static ddf_fun_t *driver_get_function(link_t *functions, devman_handle_t handle)
 {
         ddf_fun_t *fun = NULL;
         
         fibril_mutex_lock(&functions_mutex);
-        
-        list_foreach(*functions, link) {
+        link_t *link = functions->next;
+        
+        while (link != functions) {
                 fun = list_get_instance(link, ddf_fun_t, link);
                 if (fun->handle == handle) {
@@ -239 +244 @@
                         return fun;
                 }
+                
+                link = link->next;
         }