Displaying 3 results from an estimated 3 matches for "6d00f74".
2017 Sep 30
0
[PATCH v16 4/5] mm: support reporting free page blocks
...report_pfn_range)(void *opaque,
+ unsigned long pfn,
+ unsigned long num));
+
/*
* Free reserved pages within range [PAGE_ALIGN(start), end & PAGE_MASK)
* into the buddy system. The freed pages will be poisoned with pattern
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 6d00f74..c6bb874 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4762,6 +4762,97 @@ void show_free_areas(unsigned int filter, nodemask_t *nodemask)
show_swap_cache_info();
}
+/*
+ * Walk through a free page list and report the found pfn range via the
+ * callback.
+ *
+ * Return false if the ca...
2017 Sep 30
12
[PATCH v16 0/5] Virtio-balloon Enhancement
This patch series enhances the existing virtio-balloon with the following
new features:
1) fast ballooning: transfer ballooned pages between the guest and host in
chunks using sgs, instead of one array each time; and
2) free page block reporting: a new virtqueue to report guest free pages
to the host.
The second feature can be used to accelerate live migration of VMs. Here
are some details:
Live
2017 Sep 30
12
[PATCH v16 0/5] Virtio-balloon Enhancement
This patch series enhances the existing virtio-balloon with the following
new features:
1) fast ballooning: transfer ballooned pages between the guest and host in
chunks using sgs, instead of one array each time; and
2) free page block reporting: a new virtqueue to report guest free pages
to the host.
The second feature can be used to accelerate live migration of VMs. Here
are some details:
Live