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authorGlenn Elliott <gelliott@cs.unc.edu>2012-03-04 19:47:13 -0500
committerGlenn Elliott <gelliott@cs.unc.edu>2012-03-04 19:47:13 -0500
commitc71c03bda1e86c9d5198c5d83f712e695c4f2a1e (patch)
treeecb166cb3e2b7e2adb3b5e292245fefd23381ac8 /kernel/relay.c
parentea53c912f8a86a8567697115b6a0d8152beee5c8 (diff)
parent6a00f206debf8a5c8899055726ad127dbeeed098 (diff)
Merge branch 'mpi-master' into wip-k-fmlpwip-k-fmlp
Conflicts: litmus/sched_cedf.c
Diffstat (limited to 'kernel/relay.c')
-rw-r--r--kernel/relay.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/kernel/relay.c b/kernel/relay.c
index c7cf397fb929..859ea5a9605f 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -70,17 +70,10 @@ static const struct vm_operations_struct relay_file_mmap_ops = {
70 */ 70 */
71static struct page **relay_alloc_page_array(unsigned int n_pages) 71static struct page **relay_alloc_page_array(unsigned int n_pages)
72{ 72{
73 struct page **array; 73 const size_t pa_size = n_pages * sizeof(struct page *);
74 size_t pa_size = n_pages * sizeof(struct page *); 74 if (pa_size > PAGE_SIZE)
75 75 return vzalloc(pa_size);
76 if (pa_size > PAGE_SIZE) { 76 return kzalloc(pa_size, GFP_KERNEL);
77 array = vmalloc(pa_size);
78 if (array)
79 memset(array, 0, pa_size);
80 } else {
81 array = kzalloc(pa_size, GFP_KERNEL);
82 }
83 return array;
84} 77}
85 78
86/* 79/*