Changeset d2bb25e7 in mainline for uspace/lib/c/generic/tls.c

Timestamp:

2016-05-17T22:51:37Z (9 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

9c07c3d

Parents:

e2f26002

Message:

Use DTVs. symbol_get_addr() should not implicitly read current thread pointer.

File:

• uspace/lib/c/generic/tls.c (modified) (3 diffs)

uspace/lib/c/generic/tls.c

@@ -97 +97 @@
 void tls_free(tcb_t *tcb)
 {
+        free(tcb->dtv);
         tls_free_arch(tcb, tls_get_size());
 }
@@ -109 +110 @@
 tcb_t *tls_alloc_variant_1(void **data, size_t size)
 {
-        tcb_t *result;
+        tcb_t *tcb;
 
-        result = malloc(sizeof(tcb_t) + size);
-        if (!result)
+        tcb = malloc(sizeof(tcb_t) + size);
+        if (!tcb)
                 return NULL;
-        *data = ((void *)result) + sizeof(tcb_t);
+        *data = ((void *)tcb) + sizeof(tcb_t);
+        tcb->dtv = NULL;
 
-        return result;
+        return tcb;
 }
 
@@ -147 +149 @@
         tcb = (tcb_t *) (*data + size);
         tcb->self = tcb;
+        tcb->dtv = NULL;
 
         return tcb;