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| author | Kimplul <kimi.h.kuparinen@gmail.com> | 2021-12-26 17:50:11 +0200 |
|---|---|---|
| committer | Kimplul <kimi.h.kuparinen@gmail.com> | 2021-12-26 17:50:11 +0200 |
| commit | d98ec57128628b81fcd32269a92742a037b7f713 (patch) | |
| tree | 0e3f8d78d8347ef0a6e69d41b9d9be20c822b642 /arch/riscv/kernel/vmem.c | |
| parent | a64f3588ff5da7f148659ccb0eff844ccfb57088 (diff) | |
| download | kmi-d98ec57128628b81fcd32269a92742a037b7f713.tar.gz kmi-d98ec57128628b81fcd32269a92742a037b7f713.zip | |
First useful jump to userspace!
Diffstat (limited to 'arch/riscv/kernel/vmem.c')
| -rw-r--r-- | arch/riscv/kernel/vmem.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/riscv/kernel/vmem.c b/arch/riscv/kernel/vmem.c index bf49716..e3680b3 100644 --- a/arch/riscv/kernel/vmem.c +++ b/arch/riscv/kernel/vmem.c @@ -19,7 +19,8 @@ static pm_t *__find_vmem(struct vm_branch_t *b, vm_t v, enum mm_order_t *o) { enum mm_order_t top = __mm_max_order; - *o = MM_O0; + if(o) + *o = MM_O0; do { size_t idx = vm_to_index(v, top); pm_t pte = (pm_t)b->leaf[idx]; @@ -59,7 +60,7 @@ int stat_vmem(struct vm_branch_t *branch, vm_t vaddr, pm_t *paddr, pm_t *pte = __find_vmem(branch, vaddr, order); if(pte){ if(paddr) - *paddr = pte_paddr(*pte); + *paddr = (pm_t)pte_addr(*pte); if(flags) *flags = pte_flags(*pte); |