Changeset c739102 in mainline for uspace/lib/c/generic/fibril.c

Timestamp:

2012-11-21T23:26:22Z (12 years ago)

Author:

Jan Vesely <jano.vesely@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

0f2c80a

Parents:

bebf97d (diff), 1f7753a (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Mainline changes.

File:

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

uspace/lib/c/generic/fibril.c

@@ -37 +37 @@
 #include <fibril.h>
 #include <thread.h>
+#include <stack.h>
 #include <tls.h>
 #include <malloc.h>
+#include <abi/mm/as.h>
+#include <as.h>
 #include <unistd.h>
 #include <stdio.h>
@@ -46 +49 @@
 #include <assert.h>
 #include <async.h>
-
-#ifndef FIBRIL_INITIAL_STACK_PAGES_NO
-        #define FIBRIL_INITIAL_STACK_PAGES_NO  1
-#endif
 
 /**
@@ -195 +194 @@
                                          * stack member filled.
                                          */
-                                        free(stack);
+                                        as_area_destroy(stack);
                                 }
                                 fibril_teardown(srcf->clean_after_me);
@@ -269 +268 @@
                 return 0;
         
-        fibril->stack =
-            (char *) malloc(FIBRIL_INITIAL_STACK_PAGES_NO * getpagesize());
-        if (!fibril->stack) {
+        size_t stack_size = stack_size_get();
+        fibril->stack = as_area_create((void *) -1, stack_size,
+            AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE | AS_AREA_GUARD |
+            AS_AREA_LATE_RESERVE);
+        if (fibril->stack == (void *) -1) {
                 fibril_teardown(fibril);
                 return 0;
@@ -281 +282 @@
         context_save(&fibril->ctx);
         context_set(&fibril->ctx, FADDR(fibril_main), fibril->stack,
-            FIBRIL_INITIAL_STACK_PAGES_NO * getpagesize(), fibril->tcb);
+            stack_size, fibril->tcb);
 
         return (fid_t) fibril;
@@ -298 +299 @@
         fibril_t *fibril = (fibril_t *) fid;
         
-        free(fibril->stack);
+        as_area_destroy(fibril->stack);
         fibril_teardown(fibril);
 }