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| author | marcel <marcel@FreeBSD.org> | 2011-11-17 15:51:03 +0000 |
|---|---|---|
| committer | marcel <marcel@FreeBSD.org> | 2011-11-17 15:51:03 +0000 |
| commit | 6d664ed7cbbb34ea38e5554bd1d083a96079c572 (patch) | |
| tree | 95acb16bcf644033677bfcfe659ec01a535e8a97 | |
| parent | ef4c84e32bd0feba0a4aa485c44c23db1bc24293 (diff) | |
| download | FreeBSD-src-6d664ed7cbbb34ea38e5554bd1d083a96079c572.zip FreeBSD-src-6d664ed7cbbb34ea38e5554bd1d083a96079c572.tar.gz | |
Wire the kernel text RWX, rather than RX. We're not quite ready
for having kernel text non-writable, because we still need to
apply relocations. On top of that, the PBVM page table has all
pages marked as RWX, so it's an inconsistency to begin with.
| -rw-r--r-- | sys/boot/ia64/common/exec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/boot/ia64/common/exec.c b/sys/boot/ia64/common/exec.c index 65886fa..b721f97 100644 --- a/sys/boot/ia64/common/exec.c +++ b/sys/boot/ia64/common/exec.c @@ -187,7 +187,7 @@ mmu_setup_paged(struct bootinfo *bi) pa = ia64_va2pa(ia64_text_start, &ia64_text_size); ia64_text_size = sz; /* XXX */ shft = sz2shft(ia64_text_start, ia64_text_size); - shft = mmu_wire(ia64_text_start, (uintptr_t)pa, shft, PTE_AR_RX); + shft = mmu_wire(ia64_text_start, (uintptr_t)pa, shft, PTE_AR_RWX); ia64_copyin(&shft, (uintptr_t)&bi->bi_text_mapped, 4); /* Wire as much of the data segment as well. */ |
