From: Sebastian Macke <sebastian@macke.de>
To: qemu-devel@nongnu.org, Jia Liu <proljc@gmail.com>
Cc: openrisc <openrisc@lists.openrisc.net>,
"openrisc@lists.opencores.org" <openrisc@lists.opencores.org>
Subject: [Qemu-devel] [PATCH 1/2] target-openrisc: Remove executable flag for every page
Date: Fri, 18 Oct 2013 18:53:23 -0700 [thread overview]
Message-ID: <5261E613.2020900@macke.de> (raw)
Pages should be flagged executable only if the tlb executable flag is
set or the mmu is off.
Signed-off-by: Sebastian Macke <sebastian@macke.de>
---
target-openrisc/mmu.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/target-openrisc/mmu.c b/target-openrisc/mmu.c
index 22d7cbe..dd487bd 100644
--- a/target-openrisc/mmu.c
+++ b/target-openrisc/mmu.c
@@ -32,7 +32,7 @@ int cpu_openrisc_get_phys_nommu(OpenRISCCPU *cpu,
int *prot, target_ulong address, int rw)
{
*physical = address;
- *prot = PAGE_READ | PAGE_WRITE;
+ *prot = PAGE_READ | PAGE_WRITE | PAGE_EXEC;
return TLBRET_MATCH;
}
@@ -187,7 +187,7 @@ int cpu_openrisc_handle_mmu_fault(CPUOpenRISCState
*env,
if (ret == TLBRET_MATCH) {
tlb_set_page(env, address & TARGET_PAGE_MASK,
- physical & TARGET_PAGE_MASK, prot | PAGE_EXEC,
+ physical & TARGET_PAGE_MASK, prot,
mmu_idx, TARGET_PAGE_SIZE);
ret = 0;
} else if (ret < 0) {
--
1.7.9.5
reply other threads:[~2013-10-19 1:53 UTC|newest]
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