summaryrefslogtreecommitdiff
path: root/drivers/of
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2023-04-29 02:55:39 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2023-04-29 02:55:39 +0300
commit89d77f71f493a3663b10fa812d17f472935d24be (patch)
tree03a7e0b87dc1e922ba028e8e0c4a5816c3c0e40a /drivers/of
parentb23c1376db2dbbf784906bbcc8db81c304fa76a7 (diff)
parentb09313dd2e726fe5e1fa574cd73f5e326c6030a4 (diff)
downloadlinux-89d77f71f493a3663b10fa812d17f472935d24be.tar.xz
Merge tag 'riscv-for-linus-6.4-mw1' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux
Pull RISC-V updates from Palmer Dabbelt: - Support for runtime detection of the Svnapot extension - Support for Zicboz when clearing pages - We've moved to GENERIC_ENTRY - Support for !MMU on rv32 systems - The linear region is now mapped via huge pages - Support for building relocatable kernels - Support for the hwprobe interface - Various fixes and cleanups throughout the tree * tag 'riscv-for-linus-6.4-mw1' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: (57 commits) RISC-V: hwprobe: Explicity check for -1 in vdso init RISC-V: hwprobe: There can only be one first riscv: Allow to downgrade paging mode from the command line dt-bindings: riscv: add sv57 mmu-type RISC-V: hwprobe: Remove __init on probe_vendor_features() riscv: Use --emit-relocs in order to move .rela.dyn in init riscv: Check relocations at compile time powerpc: Move script to check relocations at compile time in scripts/ riscv: Introduce CONFIG_RELOCATABLE riscv: Move .rela.dyn outside of init to avoid empty relocations riscv: Prepare EFI header for relocatable kernels riscv: Unconditionnally select KASAN_VMALLOC if KASAN riscv: Fix ptdump when KASAN is enabled riscv: Fix EFI stub usage of KASAN instrumented strcmp function riscv: Move DTB_EARLY_BASE_VA to the kernel address space riscv: Rework kasan population functions riscv: Split early and final KASAN population functions riscv: Use PUD/P4D/PGD pages for the linear mapping riscv: Move the linear mapping creation in its own function riscv: Get rid of riscv_pfn_base variable ...
Diffstat (limited to 'drivers/of')
-rw-r--r--drivers/of/fdt.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index d1a68b6d03b3..d14735a81301 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -887,12 +887,13 @@ const void * __init of_flat_dt_match_machine(const void *default_match,
static void __early_init_dt_declare_initrd(unsigned long start,
unsigned long end)
{
- /* ARM64 would cause a BUG to occur here when CONFIG_DEBUG_VM is
- * enabled since __va() is called too early. ARM64 does make use
- * of phys_initrd_start/phys_initrd_size so we can skip this
- * conversion.
+ /*
+ * __va() is not yet available this early on some platforms. In that
+ * case, the platform uses phys_initrd_start/phys_initrd_size instead
+ * and does the VA conversion itself.
*/
- if (!IS_ENABLED(CONFIG_ARM64)) {
+ if (!IS_ENABLED(CONFIG_ARM64) &&
+ !(IS_ENABLED(CONFIG_RISCV) && IS_ENABLED(CONFIG_64BIT))) {
initrd_start = (unsigned long)__va(start);
initrd_end = (unsigned long)__va(end);
initrd_below_start_ok = 1;