x86, doc: Remove cmdline_size from list of fields to be filled in for EFI handover
authorAlex Smith <alex@alex-smith.me.uk>
Sat, 28 Mar 2015 12:14:09 +0000 (12:14 +0000)
committerMatt Fleming <matt.fleming@intel.com>
Thu, 30 Apr 2015 21:15:05 +0000 (22:15 +0100)
The cmdline_size field in setup_header is listed as read-only, and is
never read by the kernel. Therefore, there is no need for it to be set
by a boot loader implementing the EFI handover protocol, so remove it
from the list of fields required to be set by a boot loader.

Signed-off-by: Alex Smith <alex@alex-smith.me.uk>
Cc: H. Peter Anvin <hpa@linux.intel.com>
Cc: x86@kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Matt Fleming <matt.fleming@intel.com>

index 88b8589..7c1f9fa 100644 (file)
@@ -1124,7 +1124,6 @@ The boot loader *must* fill out the following fields in bp,
     o hdr.code32_start
     o hdr.cmd_line_ptr
-    o hdr.cmdline_size
     o hdr.ramdisk_image (if applicable)
     o hdr.ramdisk_size  (if applicable)