diff options
| author | Ricardo Koller <ricarkol@google.com> | 2022-10-17 19:58:29 +0000 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2022-11-10 19:10:27 +0000 |
| commit | 1446e331432d7f24ed56b870ad605a4345fee43f (patch) | |
| tree | 54093d23ce2ea18866ad535fa9a94fc1244c8f21 /tools/testing/selftests/kvm/lib/elf.c | |
| parent | 5485e822e31a75dfac3713d94b6b22025d4895da (diff) | |
KVM: selftests: Use the right memslot for code, page-tables, and data allocations
Now that kvm_vm allows specifying different memslots for code, page tables,
and data, use the appropriate memslot when making allocations in
common/libraty code. Change them accordingly:
- code (allocated by lib/elf) use the CODE memslot
- stacks, exception tables, and other core data pages (like the TSS in x86)
use the DATA memslot
- page tables and the PGD use the PT memslot
- test data (anything allocated with vm_vaddr_alloc()) uses the TEST_DATA
memslot
No functional change intended. All allocators keep using memslot #0.
Cc: Sean Christopherson <seanjc@google.com>
Cc: Andrew Jones <andrew.jones@linux.dev>
Signed-off-by: Ricardo Koller <ricarkol@google.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Reviewed-by: Andrew Jones <andrew.jones@linux.dev>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20221017195834.2295901-10-ricarkol@google.com
Diffstat (limited to 'tools/testing/selftests/kvm/lib/elf.c')
| -rw-r--r-- | tools/testing/selftests/kvm/lib/elf.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/testing/selftests/kvm/lib/elf.c b/tools/testing/selftests/kvm/lib/elf.c index 9f54c098d9d0..51f280c412ba 100644 --- a/tools/testing/selftests/kvm/lib/elf.c +++ b/tools/testing/selftests/kvm/lib/elf.c @@ -161,7 +161,8 @@ void kvm_vm_elf_load(struct kvm_vm *vm, const char *filename) seg_vend |= vm->page_size - 1; size_t seg_size = seg_vend - seg_vstart + 1; - vm_vaddr_t vaddr = vm_vaddr_alloc(vm, seg_size, seg_vstart); + vm_vaddr_t vaddr = __vm_vaddr_alloc(vm, seg_size, seg_vstart, + MEM_REGION_CODE); TEST_ASSERT(vaddr == seg_vstart, "Unable to allocate " "virtual memory for segment at requested min addr,\n" " segment idx: %u\n" |