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arch-arm: Fix Execution Permission in Stage2 Direct Permission. (#1502)

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In Stage 2 under AArch64, execution permission does not need read
permission.

Change-Id: I45887e8f4d50ed5edc4afaed9a2dd8a74db9d0d4
This commit is contained in:
Giacomo Travaglini
2024-08-29 23:57:58 +01:00
committed by GitHub
parent bb9539ad4d 7205652476
commit 29d6b46f1f
1 changed files with 1 additions and 1 deletions
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2
src/arch/arm/mmu.cc
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@@ -627,7 +627,7 @@ MMU::s2PermBits64(TlbEntry *te, const RequestPtr &req, Mode mode,
"w:%d, x:%d\n", te->hap, xn, pxn, r, w, x);
if (x) {
grant = grant_read && !xn;
grant = !xn;
} else if (req->isAtomic()) {
grant = grant_read || grant_write;
} else if (w) {