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| author | Borislav Petkov <bp@suse.de> | 2018-01-02 14:19:48 +0100 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2018-01-09 00:35:17 +0000 |
| commit | 58370efdb9e21815ecfadd12f4073a9584a431f2 (patch) | |
| tree | b21c39b50d7f49ba9cac3d973dded3e97d7cb005 /Documentation | |
| parent | 4a86410f47b8c6e134fd9eeb8808007fa54de956 (diff) | |
| download | linux-stable-58370efdb9e21815ecfadd12f4073a9584a431f2.tar.gz linux-stable-58370efdb9e21815ecfadd12f4073a9584a431f2.tar.bz2 linux-stable-58370efdb9e21815ecfadd12f4073a9584a431f2.zip | |
x86/kaiser: Check boottime cmdline params
AMD (and possibly other vendors) are not affected by the leak
KAISER is protecting against.
Keep the "nopti" for traditional reasons and add pti=<on|off|auto>
like upstream.
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index f85262afb76f..a0fd7c8052a1 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -2752,6 +2752,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted. pt. [PARIDE] See Documentation/blockdev/paride.txt. + pti= [X86_64] + Control KAISER user/kernel address space isolation: + on - enable + off - disable + auto - default setting + pty.legacy_count= [KNL] Number of legacy pty's. Overwrites compiled-in default number. |