mtd/nand/r852: fix build for CONFIG_PM=n

[safe/jmp/linux-2.6] / include / linux / nodemask.h

diff --git a/include/linux/nodemask.h b/include/linux/nodemask.h
index ca9b489..454997c 100644 (file)
--- a/include/linux/nodemask.h
+++ b/include/linux/nodemask.h
@@ -245,14 +245,19 @@ static inline int __next_node(int n, const nodemask_t *srcp)
        return min_t(int,MAX_NUMNODES,find_next_bit(srcp->bits, MAX_NUMNODES, n+1));
 }
 
+static inline void init_nodemask_of_node(nodemask_t *mask, int node)
+{
+       nodes_clear(*mask);
+       node_set(node, *mask);
+}
+
 #define nodemask_of_node(node)                                         \
 ({                                                                     \
        typeof(_unused_nodemask_arg_) m;                                \
        if (sizeof(m) == sizeof(unsigned long)) {                       \
-               m.bits[0] = 1UL<<(node);                                \
+               m.bits[0] = 1UL << (node);                              \
        } else {                                                        \
-               nodes_clear(m);                                         \
-               node_set((node), m);                                    \
+               init_nodemask_of_node(&m, (node));                      \
        }                                                               \
        m;                                                              \
 })
@@ -480,15 +485,17 @@ static inline int num_node_state(enum node_states state)
 #define for_each_online_node(node) for_each_node_state(node, N_ONLINE)
 
 /*
- * For nodemask scrach area.(See CPUMASK_ALLOC() in cpumask.h)
- * NODEMASK_ALLOC(x, m) allocates an object of type 'x' with the name 'm'.
+ * For nodemask scrach area.
+ * NODEMASK_ALLOC(type, name) allocates an object with a specified type and
+ * name.
  */
-#if NODES_SHIFT > 8 /* nodemask_t > 64 bytes */
-#define NODEMASK_ALLOC(x, m)           x *m = kmalloc(sizeof(*m), GFP_KERNEL)
-#define NODEMASK_FREE(m)               kfree(m)
+#if NODES_SHIFT > 8 /* nodemask_t > 256 bytes */
+#define NODEMASK_ALLOC(type, name, gfp_flags)  \
+                       type *name = kmalloc(sizeof(*name), gfp_flags)
+#define NODEMASK_FREE(m)                       kfree(m)
 #else
-#define NODEMASK_ALLOC(x, m)           x _m, *m = &_m
-#define NODEMASK_FREE(m)               do {} while (0)
+#define NODEMASK_ALLOC(type, name, gfp_flags)  type _name, *name = &_name
+#define NODEMASK_FREE(m)                       do {} while (0)
 #endif
 
 /* A example struture for using NODEMASK_ALLOC, used in mempolicy. */
@@ -497,8 +504,9 @@ struct nodemask_scratch {
        nodemask_t      mask2;
 };
 
-#define NODEMASK_SCRATCH(x)    \
-               NODEMASK_ALLOC(struct nodemask_scratch, x)
+#define NODEMASK_SCRATCH(x)                                            \
+                       NODEMASK_ALLOC(struct nodemask_scratch, x,      \
+                                       GFP_KERNEL | __GFP_NORETRY)
 #define NODEMASK_SCRATCH_FREE(x)       NODEMASK_FREE(x)