From: Heinrich Schuchardt <xypron.glpk@xxxxxx> [ Upstream commit c79e89ecaa246c880292ba68cbe08c9c30db77e3 ] Requiring that initrd is loaded below RAM start + 256 MiB led to failure to boot SUSE Linux with GRUB on QEMU, cf. https://lists.gnu.org/archive/html/grub-devel/2021-06/msg00037.html Remove the constraint. Reported-by: Andreas Schwab <schwab@xxxxxxxxxxxxxx> Signed-off-by: Heinrich Schuchardt <xypron.glpk@xxxxxx> Reviewed-by: Atish Patra <atish.patra@xxxxxxx> Acked-by: Ard Biesheuvel <ardb@xxxxxxxxxx> Fixes: d7071743db31 ("RISC-V: Add EFI stub support.") Signed-off-by: Palmer Dabbelt <palmerdabbelt@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/riscv/include/asm/efi.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/riscv/include/asm/efi.h b/arch/riscv/include/asm/efi.h index 6d98cd999680..7b3483ba2e84 100644 --- a/arch/riscv/include/asm/efi.h +++ b/arch/riscv/include/asm/efi.h @@ -27,10 +27,10 @@ int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md); #define ARCH_EFI_IRQ_FLAGS_MASK (SR_IE | SR_SPIE) -/* Load initrd at enough distance from DRAM start */ +/* Load initrd anywhere in system RAM */ static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr) { - return image_addr + SZ_256M; + return ULONG_MAX; } #define alloc_screen_info(x...) (&screen_info) -- 2.30.2
