md: Relax minimum size restrictions on chunk_size.

[linux-2.6-omap-h63xx.git] / drivers / md / md.c

diff --git a/drivers/md/md.c b/drivers/md/md.c
index a29187d1fcf5be0b6abc676511b6a64e27d3e514..be2014f6e37b518c78b9e82ce36b5583c1941065 100644 (file)
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3520,17 +3520,12 @@ static int do_md_run(mddev_t * mddev)
                        return -EINVAL;
                }
                /*
-                * chunk-size has to be a power of 2 and multiples of PAGE_SIZE
+                * chunk-size has to be a power of 2
                 */
                if ( (1 << ffz(~chunk_size)) != chunk_size) {
                        printk(KERN_ERR "chunk_size of %d not valid\n", chunk_size);
                        return -EINVAL;
                }
-               if (chunk_size < PAGE_SIZE) {
-                       printk(KERN_ERR "too small chunk_size: %d < %ld\n",
-                               chunk_size, PAGE_SIZE);
-                       return -EINVAL;
-               }
 
                /* devices must have minimum size of one chunk */
                rdev_for_each(rdev, tmp, mddev) {