Commit d7e9d594 authored by Laura Abbott's avatar Laura Abbott Committed by Catalin Marinas

arm64: ptdump: Indicate whether memory should be faulting

With CONFIG_DEBUG_PAGEALLOC, pages do not have the valid bit
set when free in the buddy allocator. Add an indiciation to
the page table dumping code that the valid bit is not set,
'F' for fault, to make this easier to understand.
Reviewed-by: default avatarArd Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: default avatarMark Rutland <mark.rutland@arm.com>
Tested-by: default avatarMark Rutland <mark.rutland@arm.com>
Signed-off-by: default avatarLaura Abbott <labbott@fedoraproject.org>
Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 83863f25
...@@ -90,6 +90,11 @@ struct prot_bits { ...@@ -90,6 +90,11 @@ struct prot_bits {
static const struct prot_bits pte_bits[] = { static const struct prot_bits pte_bits[] = {
{ {
.mask = PTE_VALID,
.val = PTE_VALID,
.set = " ",
.clear = "F",
}, {
.mask = PTE_USER, .mask = PTE_USER,
.val = PTE_USER, .val = PTE_USER,
.set = "USR", .set = "USR",
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment