[glib: 27/30] gtype: Add some missing atomic accesses to init_state
- From: Philip Withnall <pwithnall src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [glib: 27/30] gtype: Add some missing atomic accesses to init_state
- Date: Fri, 20 Nov 2020 14:55:06 +0000 (UTC)
commit 47da8ec5d9a284e07f77c7d59fc8eacf3ebf188a
Author: Philip Withnall <pwithnall endlessos org>
Date: Mon Nov 16 16:57:22 2020 +0000
gtype: Add some missing atomic accesses to init_state
Half of the references to `init_state` in `gtype.c` already correctly
accessed it atomically, but a couple didn’t. Drop the `volatile`
qualifier from its declaration, as that’s not necessary for atomic
access.
Note that this is the `init_state` in `TypeData`, *not* the `init_state`
in `IFaceEntry`.
Signed-off-by: Philip Withnall <pwithnall endlessos org>
Helps: #600
gobject/gtype.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/gobject/gtype.c b/gobject/gtype.c
index ae1af8a05..909faf138 100644
--- a/gobject/gtype.c
+++ b/gobject/gtype.c
@@ -322,7 +322,7 @@ struct _ClassData
CommonData common;
guint16 class_size;
guint16 class_private_size;
- int volatile init_state; /* atomic - g_type_class_ref reads it unlocked */
+ int init_state; /* (atomic) - g_type_class_ref reads it unlocked */
GBaseInitFunc class_init_base;
GBaseFinalizeFunc class_finalize_base;
GClassInitFunc class_init;
@@ -336,7 +336,7 @@ struct _InstanceData
CommonData common;
guint16 class_size;
guint16 class_private_size;
- int volatile init_state; /* atomic - g_type_class_ref reads it unlocked */
+ int init_state; /* (atomic) - g_type_class_ref reads it unlocked */
GBaseInitFunc class_init_base;
GBaseFinalizeFunc class_finalize_base;
GClassInitFunc class_init;
@@ -1415,7 +1415,7 @@ type_node_add_iface_entry_W (TypeNode *node,
if (parent_entry)
{
- if (node->data && node->data->class.init_state >= BASE_IFACE_INIT)
+ if (node->data && g_atomic_int_get (&node->data->class.init_state) >= BASE_IFACE_INIT)
{
entries->entry[i].init_state = INITIALIZED;
entries->entry[i].vtable = parent_entry->vtable;
@@ -1481,7 +1481,7 @@ type_add_interface_Wm (TypeNode *node,
*/
if (node->data)
{
- InitState class_state = node->data->class.init_state;
+ InitState class_state = g_atomic_int_get (&node->data->class.init_state);
if (class_state >= BASE_IFACE_INIT)
type_iface_vtable_base_init_Wm (iface, node);
@@ -2175,7 +2175,7 @@ type_class_init_Wm (TypeNode *node,
g_assert (node->is_classed && node->data &&
node->data->class.class_size &&
!node->data->class.class &&
- node->data->class.init_state == UNINITIALIZED);
+ g_atomic_int_get (&node->data->class.init_state) == UNINITIALIZED);
if (node->data->class.class_private_size)
class = g_malloc0 (ALIGN_STRUCT (node->data->class.class_size) + node->data->class.class_private_size);
else
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