diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2022-10-04 09:37:02 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2022-10-04 09:37:02 -0700 |
| commit | 5bb3a16dbea8ac40a36056e8ca79d37d47198a67 (patch) | |
| tree | 8cf0cdb8954e25538265022ecb6f0cd711b6e164 /Documentation/admin-guide | |
| parent | 51eaa866a50f3e5f006b0c4876ddfa0e5c72c5f0 (diff) | |
| parent | b8d1d163604bd1e600b062fb00de5dc42baa355f (diff) | |
Merge tag 'x86_apic_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 APIC update from Borislav Petkov:
- Add support for locking the APIC in X2APIC mode to prevent SGX
enclave leaks
* tag 'x86_apic_for_v6.1_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/apic: Don't disable x2APIC if locked
Diffstat (limited to 'Documentation/admin-guide')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 426fa892d311..2bc11a61c4d0 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -3805,6 +3805,10 @@ nox2apic [X86-64,APIC] Do not enable x2APIC mode. + NOTE: this parameter will be ignored on systems with the + LEGACY_XAPIC_DISABLED bit set in the + IA32_XAPIC_DISABLE_STATUS MSR. + nps_mtm_hs_ctr= [KNL,ARC] This parameter sets the maximum duration, in cycles, each HW thread of the CTOP can run |