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authorPeter Maydell <peter.maydell@linaro.org>2021-06-21 11:26:04 +0100
committerPeter Maydell <peter.maydell@linaro.org>2021-06-21 11:26:04 +0100
commit53f306f316549d20c76886903181413d20842423 (patch)
treea126b8d97d6f8a60a37239b3dfb3d17d033eda93 /include/hw
parente4bfa6cd68e0b19f42c0c4ef26c024d39ebab044 (diff)
parent4e2f5f3a9db06e87a73eb60a7cc9754fc13596ee (diff)
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Merge remote-tracking branch 'remotes/ehabkost-gl/tags/x86-next-pull-request' into staging
x86 queue, 2021-06-18 Features: * Add ratelimit for bus locks acquired in guest (Chenyi Qiang) Documentation: * SEV documentation updates (Tom Lendacky) * Add a table showing x86-64 ABI compatibility levels (Daniel P. Berrangé) Automated changes: * Update Linux headers to 5.13-rc4 (Eduardo Habkost) # gpg: Signature made Fri 18 Jun 2021 20:51:26 BST # gpg: using RSA key 5A322FD5ABC4D3DBACCFD1AA2807936F984DC5A6 # gpg: issuer "ehabkost@redhat.com" # gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>" [full] # Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF D1AA 2807 936F 984D C5A6 * remotes/ehabkost-gl/tags/x86-next-pull-request: scripts: helper to generate x86_64 CPU ABI compat info docs: add a table showing x86-64 ABI compatibility levels docs/interop/firmware.json: Add SEV-ES support docs: Add SEV-ES documentation to amd-memory-encryption.txt doc: Fix some mistakes in the SEV documentation i386: Add ratelimit for bus locks acquired in guest Update Linux headers to 5.13-rc4 Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw')
-rw-r--r--include/hw/i386/x86.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h
index c09b648..25a1f16 100644
--- a/include/hw/i386/x86.h
+++ b/include/hw/i386/x86.h
@@ -74,12 +74,20 @@ struct X86MachineState {
* will be translated to MSI messages in the address space.
*/
AddressSpace *ioapic_as;
+
+ /*
+ * Ratelimit enforced on detected bus locks in guest.
+ * The default value of the bus_lock_ratelimit is 0 per second,
+ * which means no limitation on the guest's bus locks.
+ */
+ uint64_t bus_lock_ratelimit;
};
#define X86_MACHINE_SMM "smm"
#define X86_MACHINE_ACPI "acpi"
#define X86_MACHINE_OEM_ID "x-oem-id"
#define X86_MACHINE_OEM_TABLE_ID "x-oem-table-id"
+#define X86_MACHINE_BUS_LOCK_RATELIMIT "bus-lock-ratelimit"
#define TYPE_X86_MACHINE MACHINE_TYPE_NAME("x86")
OBJECT_DECLARE_TYPE(X86MachineState, X86MachineClass, X86_MACHINE)