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authorMichal Simek <michal.simek@xilinx.com>2013-05-02 15:53:51 +0200
committerMichal Simek <michal.simek@xilinx.com>2013-05-09 09:04:31 +0200
commit5eec2f0228e40318e452d83a5e91052986437d3b (patch)
tree9ef6392594d31e6433e39768b3a3ffcf8174f3ae
parent4323cd48a13a3dfef0e3674e7c0165c9b1a37b55 (diff)
microblaze: Fix initrd support
Initrd/ramdisk support has been never validated. Signed-off-by: Michal Simek <michal.simek@xilinx.com>
-rw-r--r--arch/microblaze/mm/init.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index 4ec137d13ad..b38ae3acfeb 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -404,10 +404,11 @@ asmlinkage void __init mmu_init(void)
#if defined(CONFIG_BLK_DEV_INITRD)
/* Remove the init RAM disk from the available memory. */
-/* if (initrd_start) {
- mem_pieces_remove(&phys_avail, __pa(initrd_start),
- initrd_end - initrd_start, 1);
- }*/
+ if (initrd_start) {
+ unsigned long size;
+ size = initrd_end - initrd_start;
+ memblock_reserve(virt_to_phys(initrd_start), size);
+ }
#endif /* CONFIG_BLK_DEV_INITRD */
/* Initialize the MMU hardware */