summaryrefslogtreecommitdiffstats
path: root/include/linux/memblock.h
diff options
context:
space:
mode:
authorPaul Moore <pmoore@redhat.com>2014-01-23 15:52:06 -0500
committerPaul Moore <pmoore@redhat.com>2014-01-23 15:52:06 -0500
commit41be702a542a0d14bb0b1c16e824fa9ed27616ec (patch)
treee48942a05882da47544e179c6a0c920e00137a6a /include/linux/memblock.h
parent8ed814602876bec9bad2649ca17f34b499357a1c (diff)
parentd8ec26d7f8287f5788a494f56e8814210f0e64be (diff)
downloadop-kernel-dev-41be702a542a0d14bb0b1c16e824fa9ed27616ec.zip
op-kernel-dev-41be702a542a0d14bb0b1c16e824fa9ed27616ec.tar.gz
Merge tag 'v3.13' into next
Linux 3.13 Minor fixup needed in selinux_inet_conn_request() Conflicts: security/selinux/hooks.c
Diffstat (limited to 'include/linux/memblock.h')
-rw-r--r--include/linux/memblock.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/linux/memblock.h b/include/linux/memblock.h
index 31e95ac..77c60e5 100644
--- a/include/linux/memblock.h
+++ b/include/linux/memblock.h
@@ -35,6 +35,7 @@ struct memblock_type {
};
struct memblock {
+ bool bottom_up; /* is bottom up direction? */
phys_addr_t current_limit;
struct memblock_type memory;
struct memblock_type reserved;
@@ -148,6 +149,29 @@ phys_addr_t memblock_alloc_try_nid(phys_addr_t size, phys_addr_t align, int nid)
phys_addr_t memblock_alloc(phys_addr_t size, phys_addr_t align);
+#ifdef CONFIG_MOVABLE_NODE
+/*
+ * Set the allocation direction to bottom-up or top-down.
+ */
+static inline void memblock_set_bottom_up(bool enable)
+{
+ memblock.bottom_up = enable;
+}
+
+/*
+ * Check if the allocation direction is bottom-up or not.
+ * if this is true, that said, memblock will allocate memory
+ * in bottom-up direction.
+ */
+static inline bool memblock_bottom_up(void)
+{
+ return memblock.bottom_up;
+}
+#else
+static inline void memblock_set_bottom_up(bool enable) {}
+static inline bool memblock_bottom_up(void) { return false; }
+#endif
+
/* Flags for memblock_alloc_base() amd __memblock_alloc_base() */
#define MEMBLOCK_ALLOC_ANYWHERE (~(phys_addr_t)0)
#define MEMBLOCK_ALLOC_ACCESSIBLE 0
OpenPOWER on IntegriCloud