mm: Introduce flush_cache_vmap_early()

[linux-block.git] / mm / percpu.c

diff --git a/mm/percpu.c b/mm/percpu.c
index 7b97d31df76766f830c1da97427d54d81cea319b..4e11fc1e6deff0b2af1ee6be6b8de6bd1e7a18e2 100644 (file)
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -3333,13 +3333,7 @@ int __init pcpu_page_first_chunk(size_t reserved_size, pcpu_fc_cpu_to_node_fn_t
                if (rc < 0)
                        panic("failed to map percpu area, err=%d\n", rc);
 
-               /*
-                * FIXME: Archs with virtual cache should flush local
-                * cache for the linear mapping here - something
-                * equivalent to flush_cache_vmap() on the local cpu.
-                * flush_cache_vmap() can't be used as most supporting
-                * data structures are not set up yet.
-                */
+               flush_cache_vmap_early(unit_addr, unit_addr + ai->unit_size);
 
                /* copy static data */
                memcpy((void *)unit_addr, __per_cpu_load, ai->static_size);