On 04/14/2014 08:11 PM, Thomas Bächler wrote: > Am 14.04.2014 18:16, schrieb Lennart Poettering: >> On Mon, 14.04.14 18:01, Francis Moreau (francis.m...@gmail.com) wrote: >> >>> Hello, >>> >>> "gummiboot install" fails when ESP is MD RAID1 device using metadata 0.9 >>> or 1.0. >>> >>> I don't think using such RAID for ESP would lead to issue. >>> >>> Is there any reason gummiboot doesn't want to be installed on such >>> partition ? >> >> The installer will make sure that the ESP is on GPT and carries the right >> type UUID. We do that for safety reasons, since that's the requirement >> made by UEFI, and how the bootloader is found. >> >> You cannot place the ESP on sw RAID, since the firmware might want to >> write to the ESP (most won't do that, but could, and the tianocore >> implemenation you use in qemu certainly does). > > While this is unsafe, the firmware doesn't write to the ESP during > normal operation (i.e. bootup and efivar configuration). >
Unfortunately it seesms that nothing in UEFI will prevent futur firmares to change that. Actually adding a flag somehow to instruct the firmware that ESP is a read only partition would do the trick. Thanks _______________________________________________ systemd-devel mailing list systemd-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/systemd-devel
