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-rw-r--r--mm/percpu.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/percpu.c b/mm/percpu.c
index 4a048abad043..6af78c1ee704 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -1870,13 +1870,14 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, ssize_t dyn_size,
1870 max_distance = 0; 1870 max_distance = 0;
1871 for (group = 0; group < ai->nr_groups; group++) { 1871 for (group = 0; group < ai->nr_groups; group++) {
1872 ai->groups[group].base_offset = areas[group] - base; 1872 ai->groups[group].base_offset = areas[group] - base;
1873 max_distance = max(max_distance, ai->groups[group].base_offset); 1873 max_distance = max_t(size_t, max_distance,
1874 ai->groups[group].base_offset);
1874 } 1875 }
1875 max_distance += ai->unit_size; 1876 max_distance += ai->unit_size;
1876 1877
1877 /* warn if maximum distance is further than 75% of vmalloc space */ 1878 /* warn if maximum distance is further than 75% of vmalloc space */
1878 if (max_distance > (VMALLOC_END - VMALLOC_START) * 3 / 4) { 1879 if (max_distance > (VMALLOC_END - VMALLOC_START) * 3 / 4) {
1879 pr_warning("PERCPU: max_distance=0x%lx too large for vmalloc " 1880 pr_warning("PERCPU: max_distance=0x%zx too large for vmalloc "
1880 "space 0x%lx\n", 1881 "space 0x%lx\n",
1881 max_distance, VMALLOC_END - VMALLOC_START); 1882 max_distance, VMALLOC_END - VMALLOC_START);
1882#ifdef CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK 1883#ifdef CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK