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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2021-06-29 15:40:18 +0200
committerPalmer Dabbelt <palmerdabbelt@google.com>2021-07-21 22:58:17 -0700
commitc79e89ecaa246c880292ba68cbe08c9c30db77e3 (patch)
tree25dd2f9a5bb824a8f235ead1d6241253ae3f2bf0 /arch
parent444818b599189fd8b6c814da542ff8cfc9fe67d4 (diff)
downloadlinux-c79e89ecaa246c880292ba68cbe08c9c30db77e3.tar.gz
RISC-V: load initrd wherever it fits into memory
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@linux-m68k.org>
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Fixes: d7071743db31 ("RISC-V: Add EFI stub support.")
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/riscv/include/asm/efi.h4
1 files 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)