[PATCH] lvm: update to latest fixes from the LVM package

[linux-kernel-docs/linux-2.4.36.git] / drivers / md / lvm-snap.c

diff --git a/drivers/md/lvm-snap.c b/drivers/md/lvm-snap.c
index 85cd7f5..6be0378 100644 (file)
--- a/drivers/md/lvm-snap.c
+++ b/drivers/md/lvm-snap.c
@@ -547,15 +547,17 @@ int lvm_snapshot_alloc_hash_table(lv_t * lv)
 
 int lvm_snapshot_alloc(lv_t * lv_snap)
 {
-       int ret;
+       int ret, max_sectors;
 
        /* allocate kiovec to do chunk io */
        ret = alloc_kiovec(1, &lv_snap->lv_iobuf);
        if (ret)
                goto out;
 
-       ret = lvm_snapshot_alloc_iobuf_pages(lv_snap->lv_iobuf,
-                                            KIO_MAX_SECTORS);
+       max_sectors = KIO_MAX_SECTORS << (PAGE_SHIFT - 9);
+
+       ret =
+           lvm_snapshot_alloc_iobuf_pages(lv_snap->lv_iobuf, max_sectors);
        if (ret)
                goto out_free_kiovec;