powerpc/64: Move setting of {i,d}cache_bsize to initialize_cache_info()

Also remove the completely osbolete comment. We *do* look in the
device-tree.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

1 files changed, 4 insertions, 9 deletions

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 2395a88b1142..aca215d77fe3 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -473,6 +473,10 @@ static void __init initialize_cache_info(void)
                 }
         }
 
+        /* For use by binfmt_elf */
+        dcache_bsize = ppc64_caches.dline_size;
+        icache_bsize = ppc64_caches.iline_size;
+
         DBG(" <- initialize_cache_info()\n");
 }
 
@@ -691,15 +695,6 @@ void __init setup_arch(char **cmdline_p)
 {
         *cmdline_p = boot_command_line;
 
-        /*
-         * Set cache line size based on type of cpu as a default.
-         * Systems with OF can look in the properties on the cpu node(s)
-         * for a possibly more accurate value.
-         */
-        dcache_bsize = ppc64_caches.dline_size;
-        icache_bsize = ppc64_caches.iline_size;
-
-
         /* Reserve large chunks of memory for use by CMA for KVM */
         kvm_cma_reserve();