[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PATCH 29/47] target-i386: mmu: use pg_mode instead of HF_LMA_MASK
From: |
Michael Roth |
Subject: |
[PATCH 29/47] target-i386: mmu: use pg_mode instead of HF_LMA_MASK |
Date: |
Tue, 14 Dec 2021 18:01:07 -0600 |
From: Paolo Bonzini <pbonzini@redhat.com>
Correctly look up the paging mode of the hypervisor when it is using 64-bit
mode but the guest is not.
Fixes: 68746930ae ("target/i386: use mmu_translate for NPT walk", 2021-05-11)
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 93eae3583256896dd91a4c2ca38dcbb8d4051cff)
Signed-off-by: Michael Roth <michael.roth@amd.com>
---
target/i386/tcg/sysemu/excp_helper.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/target/i386/tcg/sysemu/excp_helper.c
b/target/i386/tcg/sysemu/excp_helper.c
index b6d940e04e..2dea4a248e 100644
--- a/target/i386/tcg/sysemu/excp_helper.c
+++ b/target/i386/tcg/sysemu/excp_helper.c
@@ -90,7 +90,7 @@ static int mmu_translate(CPUState *cs, hwaddr addr,
MMUTranslateFunc get_hphys_f
target_ulong pdpe_addr;
#ifdef TARGET_X86_64
- if (env->hflags & HF_LMA_MASK) {
+ if (pg_mode & PG_MODE_LMA) {
bool la57 = pg_mode & PG_MODE_LA57;
uint64_t pml5e_addr, pml5e;
uint64_t pml4e_addr, pml4e;
@@ -287,7 +287,7 @@ do_check_protect_pse36:
*prot |= PAGE_EXEC;
}
- if (!(env->hflags & HF_LMA_MASK)) {
+ if (!(pg_mode & PG_MODE_LMA)) {
pkr = 0;
} else if (ptep & PG_USER_MASK) {
pkr = pg_mode & PG_MODE_PKE ? env->pkru : 0;
--
2.25.1
- [PATCH 20/47] hw/i386/acpi: fix conflicting IO address range for acpi pci hotplug in q35, (continued)
- [PATCH 20/47] hw/i386/acpi: fix conflicting IO address range for acpi pci hotplug in q35, Michael Roth, 2021/12/14
- [PATCH 01/47] virtio-balloon: don't start free page hinting if postcopy is possible, Michael Roth, 2021/12/14
- [PATCH 21/47] bios-tables-test: Update ACPI DSDT table golden blobs for q35, Michael Roth, 2021/12/14
- [PATCH 22/47] block: introduce max_hw_iov for use in scsi-generic, Michael Roth, 2021/12/14
- [PATCH 23/47] pci: fix PCI resource reserve capability on BE, Michael Roth, 2021/12/14
- [PATCH 24/47] tests/acpi/bios-tables-test: add and allow changes to a new q35 DSDT table blob, Michael Roth, 2021/12/14
- [PATCH 25/47] tests/acpi/pcihp: add unit tests for hotplug on multifunction bridges for q35, Michael Roth, 2021/12/14
- [PATCH 26/47] tests/acpi/bios-tables-test: update DSDT blob for multifunction bridge test, Michael Roth, 2021/12/14
- [PATCH 27/47] block/file-posix: Fix return value translation for AIO discards, Michael Roth, 2021/12/14
- [PATCH 28/47] Partially revert "build: -no-pie is no functional linker flag", Michael Roth, 2021/12/14
- [PATCH 29/47] target-i386: mmu: use pg_mode instead of HF_LMA_MASK,
Michael Roth <=
- [PATCH 30/47] target-i386: mmu: fix handling of noncanonical virtual addresses, Michael Roth, 2021/12/14
- [PATCH 02/47] target/arm: Don't skip M-profile reset entirely in user mode, Michael Roth, 2021/12/14
- [PATCH 31/47] hw/scsi/scsi-disk: MODE_PAGE_ALLS not allowed in MODE SELECT commands, Michael Roth, 2021/12/14
- [PATCH 32/47] hw: m68k: virt: Add compat machine for 6.1, Michael Roth, 2021/12/14
- [PATCH 33/47] rcu: Introduce force_rcu notifier, Michael Roth, 2021/12/14
- [PATCH 34/47] accel/tcg: Register a force_rcu notifier, Michael Roth, 2021/12/14
- [PATCH 35/47] pcie: rename 'native-hotplug' to 'x-native-hotplug', Michael Roth, 2021/12/14
- [PATCH 36/47] virtio: use virtio accessor to access packed descriptor flags, Michael Roth, 2021/12/14
- [PATCH 37/47] virtio: use virtio accessor to access packed event, Michael Roth, 2021/12/14
- [PATCH 38/47] vfio: Fix memory leak of hostwin, Michael Roth, 2021/12/14