On 17.04.2025 18:08, Oleksii Kurochko wrote: > A randconfig job failed with the following issue: > riscv64-linux-gnu-ld: Xen too large for early-boot assumptions > > The reason is that enabling the UBSAN config increased the size of > the Xen binary. > > Increase XEN_VIRT_SIZE to reserve enough space, allowing both UBSAN > and GCOV to be enabled together, with some slack for future growth. > > Additionally, add checks to verify that XEN_VIRT_START is 1GB-aligned > and XEN_VIRT_SIZE is 2MB-aligned to reduce the number of page tables > needed for the initial mapping. In the future, when 2MB mappings are > used for .text (rx), .rodata (r), and .data (rw), this will also help > reduce TLB pressure. > > Reported-by: Andrew Cooper <andrew.coop...@citrix.com> > Signed-off-by: Oleksii Kurochko <oleksii.kuroc...@gmail.com>
Acked-by: Jan Beulich <jbeul...@suse.com>
