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Searched refs:GDS (Results 1 – 4 of 4) sorted by relevance

/linux/Documentation/admin-guide/hw-vuln/
H A Dgather_data_sampling.rst3 GDS - Gather Data Sampling
17 attacks. GDS is a purely sampling-based attack.
29 Without mitigation, GDS can infer stale data across virtually all
42 that guests are not allowed to disable the GDS mitigation. If a host erred and
43 allowed this, a guest could theoretically disable GDS mitigation, mount an
52 IA32_ARCH_CAPABILITIES[GDS_CTRL] R/O Enumerates GDS vulnerability
62 GDS can also be mitigated on systems that don't have updated microcode by
79 GDS System Information
82 GDS this can be accessed by the following sysfs file:
106 GDS Default mitigation
H A Dattack_vector_controls.rst206 GDS X X X X * (Note 1)
/linux/arch/x86/kernel/cpu/
H A Dcommon.c1259 #define GDS BIT(6) macro
1284 VULNBL_INTEL_STEPS(INTEL_SKYLAKE_X, 0x5, MMIO | RETBLEED | GDS | VMSCAPE),
1285 VULNBL_INTEL_STEPS(INTEL_SKYLAKE_X, X86_STEP_MAX, MMIO | RETBLEED | GDS | ITS | VMSCAPE),
1286 VULNBL_INTEL_STEPS(INTEL_SKYLAKE_L, X86_STEP_MAX, MMIO | RETBLEED | GDS | SRBDS | VMSCAPE),
1287 VULNBL_INTEL_STEPS(INTEL_SKYLAKE, X86_STEP_MAX, MMIO | RETBLEED | GDS | SRBDS | VMSCAPE),
1288 VULNBL_INTEL_STEPS(INTEL_KABYLAKE_L, 0xb, MMIO | RETBLEED | GDS | SRBDS | VMSCAPE),
1289 …VULNBL_INTEL_STEPS(INTEL_KABYLAKE_L, X86_STEP_MAX, MMIO | RETBLEED | GDS | SRBDS | ITS | VMSC…
1290 VULNBL_INTEL_STEPS(INTEL_KABYLAKE, 0xc, MMIO | RETBLEED | GDS | SRBDS | VMSCAPE),
1291 …VULNBL_INTEL_STEPS(INTEL_KABYLAKE, X86_STEP_MAX, MMIO | RETBLEED | GDS | SRBDS | ITS | VMSCAP…
1293 …VULNBL_INTEL_STEPS(INTEL_ICELAKE_L, X86_STEP_MAX, MMIO | MMIO_SBDS | RETBLEED | GDS | ITS | I…
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/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt1883 [X86,INTEL,EARLY] Control the Gather Data Sampling (GDS)
1900 off: Disable GDS mitigation.