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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5

 kernel/arch/x86/kvm/svm/vmenter.S
.. .. @@ -137,6 +137,9 @@
137 137  	 */
138 138  	UNTRAIN_RET
139 139  
140 +	/* SRSO */
141 +	ALTERNATIVE "", "call entry_ibpb", X86_FEATURE_IBPB_ON_VMEXIT
142 +
140 143  	/*
141 144  	 * Clear all general purpose registers except RSP and RAX to prevent
142 145  	 * speculative use of the guest's values, even those that are reloaded

..	..	@@ -137,6 +137,9 @@
137	137	*/
138	138	UNTRAIN_RET
139	139
	140	+ /* SRSO */
	141	+ ALTERNATIVE "", "call entry_ibpb", X86_FEATURE_IBPB_ON_VMEXIT
	142	+
140	143	/*
141	144	* Clear all general purpose registers except RSP and RAX to prevent
142	145	* speculative use of the guest's values, even those that are reloaded