Author: kp
Date: Wed Jul 17 21:25:26 2019
New Revision: 350095
URL: https://svnweb.freebsd.org/changeset/base/350095
Log:
riscv: Return vm_paddr_t in pmap_early_vtophys()
We can't use a u_int to compute the physical address in
pmap_early_vtophys(). Our int is 32-bit, but the physical address is
64-bit. This works fine if everything lives in below 0x100000000, but as
soon as it doesn't this breaks.
MFC after: 1 week
Sponsored by: Axiado
Modified:
head/sys/riscv/riscv/pmap.c
Modified: head/sys/riscv/riscv/pmap.c
==============================================================================
--- head/sys/riscv/riscv/pmap.c Wed Jul 17 20:43:14 2019 (r350094)
+++ head/sys/riscv/riscv/pmap.c Wed Jul 17 21:25:26 2019 (r350095)
@@ -464,7 +464,7 @@ pmap_early_vtophys(vm_offset_t l1pt, vm_offset_t va)
{
u_int l1_slot, l2_slot;
pt_entry_t *l2;
- u_int ret;
+ vm_paddr_t ret;
l2 = pmap_early_page_idx(l1pt, va, &l1_slot, &l2_slot);
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