Searched refs:GDS (Results 1 – 4 of 4) sorted by relevance
| /Linux-v6.6/Documentation/admin-guide/hw-vuln/ |
| D | gather_data_sampling.rst | 3 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
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| /Linux-v6.6/arch/x86/kernel/cpu/ |
| D | common.c | 1271 #define GDS BIT(6) macro
1283 VULNBL_INTEL_STEPPINGS(SKYLAKE_X, X86_STEPPING_ANY, MMIO | RETBLEED | GDS),
1284 VULNBL_INTEL_STEPPINGS(SKYLAKE_L, X86_STEPPING_ANY, MMIO | RETBLEED | GDS | SRBDS),
1285 VULNBL_INTEL_STEPPINGS(SKYLAKE, X86_STEPPING_ANY, MMIO | RETBLEED | GDS | SRBDS),
1286 VULNBL_INTEL_STEPPINGS(KABYLAKE_L, X86_STEPPING_ANY, MMIO | RETBLEED | GDS | SRBDS),
1287 VULNBL_INTEL_STEPPINGS(KABYLAKE, X86_STEPPING_ANY, MMIO | RETBLEED | GDS | SRBDS),
1289 VULNBL_INTEL_STEPPINGS(ICELAKE_L, X86_STEPPING_ANY, MMIO | MMIO_SBDS | RETBLEED | GDS),
1290 VULNBL_INTEL_STEPPINGS(ICELAKE_D, X86_STEPPING_ANY, MMIO | GDS),
1291 VULNBL_INTEL_STEPPINGS(ICELAKE_X, X86_STEPPING_ANY, MMIO | GDS),
1292 VULNBL_INTEL_STEPPINGS(COMETLAKE, X86_STEPPING_ANY, MMIO | MMIO_SBDS | RETBLEED | GDS),
[all …]
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| /Linux-v6.6/arch/x86/ |
| D | Kconfig | 2553 bool "Force GDS Mitigation"
2557 Gather Data Sampling (GDS) is a hardware vulnerability which allows
2567 Setting this option on systems not vulnerable to GDS has no effect.
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| /Linux-v6.6/Documentation/admin-guide/ |
| D | kernel-parameters.txt | 1639 [X86,INTEL] Control the Gather Data Sampling (GDS)
1656 off: Disable GDS mitigation.
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