Displaying 9 results from an estimated 9 matches for "get_online_cpus_atom".
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get_online_cpus_atomic
2013 Jun 23
0
[PATCH 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 25
0
[PATCH v2 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 27
0
[PATCH v3 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 23
0
[PATCH 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 25
0
[PATCH v2 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 27
0
[PATCH v3 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 23
0
[PATCH 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 25
0
[PATCH v2 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);
2013 Jun 27
0
[PATCH v3 30/45] x86/xen: Use get/put_online_cpus_atomic() to prevent CPU offline
...nux/bug.h>
@@ -1163,9 +1164,13 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
*/
static void xen_exit_mmap(struct mm_struct *mm)
{
- get_cpu(); /* make sure we don't move around */
+ /*
+ * Make sure we don't move around, and also prevent CPUs from
+ * going offline.
+ */
+ get_online_cpus_atomic();
xen_drop_mm_ref(mm);
- put_cpu();
+ put_online_cpus_atomic();
spin_lock(&mm->page_table_lock);