5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lin Yujun <linyujun809@xxxxxxxxxx> commit 06cb31cc761823ef444ba4e1df11347342a6e745 upstream. commit 7c693f54c873691 ("x86/speculation: Add spectre_v2=ibrs option to support Kernel IBRS") adds the "ibrs " option in Documentation/admin-guide/kernel-parameters.txt but omits it to Documentation/admin-guide/hw-vuln/spectre.rst, add it. Signed-off-by: Lin Yujun <linyujun809@xxxxxxxxxx> Link: https://lore.kernel.org/r/20220830123614.23007-1-linyujun809@xxxxxxxxxx Signed-off-by: Jonathan Corbet <corbet@xxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- Documentation/admin-guide/hw-vuln/spectre.rst | 1 + 1 file changed, 1 insertion(+) --- a/Documentation/admin-guide/hw-vuln/spectre.rst +++ b/Documentation/admin-guide/hw-vuln/spectre.rst @@ -625,6 +625,7 @@ kernel command line. eibrs enhanced IBRS eibrs,retpoline enhanced IBRS + Retpolines eibrs,lfence enhanced IBRS + LFENCE + ibrs use IBRS to protect kernel Not specifying this option is equivalent to spectre_v2=auto.