diff options
Diffstat (limited to 'drivers/block/cciss.c')
| -rw-r--r-- | drivers/block/cciss.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 4f9b6d79201..5d0e135824f 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -3898,6 +3898,13 @@ static struct pci_driver cciss_pci_driver = { */ static int __init cciss_init(void) { + /* + * The hardware requires that commands are aligned on a 64-bit + * boundary. Given that we use pci_alloc_consistent() to allocate an + * array of them, the size must be a multiple of 8 bytes. + */ + BUILD_BUG_ON(sizeof(CommandList_struct) % 8); + printk(KERN_INFO DRIVER_NAME "\n"); /* Register for our PCI devices */ |