[PATCH RFC v2 29/29] mm: asi: Stop ignoring asi=on cmdline flag

Brendan Jackman
2025-01-10T18:42:02Z

At this point the minimum requirements are in place for the kernel to
operate correctly with ASI enabled.

Signed-off-by: Brendan Jackman <jackmanb@google.com>
---
arch/x86/mm/asi.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/mm/asi.c b/arch/x86/mm/asi.c
index f10f6614b26148e5ba423d8a44f640674573ee40..3e3956326936ea8550308ad004dbbb3738546f9f 100644
--- a/arch/x86/mm/asi.c
+++ b/arch/x86/mm/asi.c
@@ -207,14 +207,14 @@ void __init asi_check_boottime_disable(void)
pr_info("ASI disabled through kernel command line.\n");
} else if (ret == 2 && !strncmp(arg, "on", 2)) {
enabled = true;
- pr_info("Ignoring asi=on param while ASI implementation is incomplete.\n");
+ pr_info("ASI enabled through kernel command line.\n");
} else {
pr_info("ASI %s by default.\n",
enabled ? "enabled" : "disabled");
}

if (enabled)
- pr_info("ASI enablement ignored due to incomplete implementation.\n");
+ setup_force_cpu_cap(X86_FEATURE_ASI);
}

/*

--
2.47.1.613.gc27f4b7a9f-goog