[IA64] Print ACPI signature before overwriting it

We're printing out the ACPI table signature after we overwrite it
with "OEMx".  Let's print it out before so we know that the table was.
Also limit print to 4 chars so we don't get garbage output.

Signed-off-by: Alex Williamson <alex.williamson@hp.com>

diff --git a/xen/arch/ia64/xen/dom_fw_dom0.c b/xen/arch/ia64/xen/dom_fw_dom0.c
index 383845f3d4172a4342ca2a5bd8b33218bf66f7fc..91ec3bb1a74af79bef01d99484b40f002a4a50b5 100644 (file)
--- a/xen/arch/ia64/xen/dom_fw_dom0.c
+++ b/xen/arch/ia64/xen/dom_fw_dom0.c
@@ -154,6 +154,8 @@ acpi_restore_tables()
 
 static int __init __acpi_table_disable(struct acpi_table_header *header)
 {
+       printk("Disabling ACPI table: %4.4s\n", header->signature);
+
        memcpy(header->oem_id, "xxxxxx", 6);
        memcpy(header->oem_id+1, header->signature, 4);
        memcpy(header->oem_table_id, "Xen     ", 8);
@@ -161,7 +163,6 @@ static int __init __acpi_table_disable(struct acpi_table_header *header)
        header->checksum = 0;
        header->checksum = -acpi_tb_checksum((u8*)header, header->length);
 
-       printk("Successfully Disabling %s\n", header->signature);
        return 0;
 }