if (cmd->use_sg) {
cmd->SCp.buffer = (struct scatterlist *) cmd->request_buffer;
cmd->SCp.buffers_residual = cmd->use_sg - 1;
- cmd->SCp.ptr = page_address(cmd->SCp.buffer->page) +
- cmd->SCp.buffer->offset;
+ cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
cmd->SCp.this_residual = cmd->SCp.buffer->length;
} else {
cmd->SCp.buffer = NULL;
++cmd->SCp.buffer;
--cmd->SCp.buffers_residual;
cmd->SCp.this_residual = cmd->SCp.buffer->length;
- cmd->SCp.ptr = page_address(cmd->SCp.buffer->page) +
- cmd->SCp.buffer->offset;
+ cmd->SCp.ptr = sg_virt(cmd->SCp.buffer);
}
if (!cmd->SCp.this_residual) /* avoid bogus setups */
return;