qemu/i386-cpu-Clear-FEAT_XSAVE_XSS_LO-HI-leafs-when-CPUID.patch
Jiabo Feng 6c5e9f07c4 QEMU update to version 6.2.0-90
- i386/cpuid: Move leaf 7 to correct group
- i386/cpuid: Decrease cpuid_i when skipping CPUID leaf 1F
- i386/cpu: Mask with XCR0/XSS mask for FEAT_XSAVE_XCR0_HI and FEAT_XSAVE_XSS_HI leafs
- i386/cpu: Clear FEAT_XSAVE_XSS_LO/HI leafs when CPUID_EXT_XSAVE is not available
- target/i386: Change wrong XFRM value in SGX CPUID leaf
- target/i386: Enable support for XSAVES based features
- target/i386: Add kvm_get_one_msr helper
- hw/block/hd-geometry: Do not override specified bios-chs-trans mainline inclusion commit fd8a68ad6823d33bedeba20a22857867a1c3890e category: bugfix
- linux-user/riscv: Align signal frame to 16 bytes mainline inclusion commit 1eaa63429a9944265c92efdb94c02fabb231f564 category: bugfix
- ipmi:smbus: Add a check around a memcpy mainline inclusion commit 3fde641e7286f9b968bdb3b4b922c6465f2a9abc category: bugfix
- tests/tcg/linux-test: Fix random hangs in test_socket mainline inclusion commit b9e6074fc5b429b1e956e9c60db7e284a91e0f3d category: bugfix
- qemu-options.hx: Don't claim "-serial" has limit of 4 serial ports Before v2.12, the implementation of serial ports was limited to a value of MAX_SERIAL_PORTS = 4. We now dynamically allocate the data structures for serial ports, so this limit is no longer present, but the documentation for the -serial options still reads:
- target/ppc: Modify the uncorrect value irq to n_IRQ
- block-migration: Ensure we don't crash during migration cleanup
- target/s390x: fix handling of zeroes in vfmin/vfmax mainline inclusion commit 13c59eb09bd6d1fbc13f08b708226421f14a232b category: bugfix
- hw/virtio/virtio-iommu: Enforce power-of-two notify for both MAP and UNMAP mainline inclusion commit 0522be9a0c0094088ccef7aab352c57f483ca250 category: bugfix
- configure: Add missing POSIX-required space mainline inclusion commit 35a7a6fc5624b1df828d82f2dfa74d0e4188b3b2 category: bugfix
- vga: fix incorrect line height in 640x200x2 mode mainline inclusion commit 37e7b86766244b62a406747bb78e049390d0b528 category: bugfix
- hw/ide/core: set ERR_STAT in unsupported command completion
- linux-user/flatload.c: Fix setting of  image_info::end_code mainline inclusion commit 734a659ad264ac080457167e845ffabbaaa66d0e category: bugfix
- load_elf: fix iterator's type for elf file processing
- hw/misc/mps2-scc: Free MPS2SCC::oscclk[] array on finalize()
- hw/nvram/xlnx-efuse: Free XlnxEFuse::ro_bits[] array on finalize()
- hw/nvram/xlnx-efuse-ctrl: Free XlnxVersalEFuseCtrl[] "pg0-lock" array
- chardev/char.c: fix "abstract device type" error message
- block/rbd: fix handling of holes in .bdrv_co_block_status
- qga: treat get-guest-fsinfo as "best effort" mainline inclusion commit bbb0151cf2e82489120a15df5e2eb9653312b0ec category: bugfix
- usb/hcd-xhci: check slotid in  xhci_wakeup_endpoint() mainline inclusion commit 84218892f05515d20347fde4506e1944eb11cb25 category: bugfix
- hw/display/bcm2835_fb: Fix framebuffer allocation  address mainline inclusion commit 5865d99fe88d8c8fa437c18c6b63fb2a8165634f category: bugfix
- block/parallels: Fix buffer-based write call mainline inclusion commit eba088f91d21d9e42a81bef847173da30c5da961 category: bugfix
- vl: Improve error message for conflicting -incoming and -loadvm
- hw/smbios: Fix OEM strings table option validation

Signed-off-by: Jiabo Feng <fengjiabo1@huawei.com>
(cherry picked from commit 5d1a5160936dce1757c09050d97d12f42642794b)
2024-03-23 15:28:34 +08:00

42 lines
1.4 KiB
Diff

From fb069ba131d312e4f4008c95710d0150c4039acf Mon Sep 17 00:00:00 2001
From: Xiaoyao Li <xiaoyao.li@intel.com>
Date: Mon, 15 Jan 2024 04:13:24 -0500
Subject: [PATCH] i386/cpu: Clear FEAT_XSAVE_XSS_LO/HI leafs when
CPUID_EXT_XSAVE is not available
commit 81f5cad3858f27623b1b14467926032d229b76cc upstream.
Leaf FEAT_XSAVE_XSS_LO and FEAT_XSAVE_XSS_HI also need to be cleared
when CPUID_EXT_XSAVE is not set.
Intel-SIG: commit 81f5cad3858f i386/cpu: Clear FEAT_XSAVE_XSS_LO/HI leafs when CPUID_EXT_XSAVE is not available
Backport i386/cpu bugfixes
Fixes: 301e90675c3f ("target/i386: Enable support for XSAVES based features")
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Yang Weijiang <weijiang.yang@intel.com>
Message-ID: <20240115091325.1904229-2-xiaoyao.li@intel.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Jason Zeng <jason.zeng@intel.com>
---
target/i386/cpu.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 9ab8ef3bd1..ba8a3f4f2f 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -6479,6 +6479,8 @@ static void x86_cpu_enable_xsave_components(X86CPU *cpu)
if (!(env->features[FEAT_1_ECX] & CPUID_EXT_XSAVE)) {
env->features[FEAT_XSAVE_XCR0_LO] = 0;
env->features[FEAT_XSAVE_XCR0_HI] = 0;
+ env->features[FEAT_XSAVE_XSS_LO] = 0;
+ env->features[FEAT_XSAVE_XSS_HI] = 0;
return;
}
--
2.27.0