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| author | Valentin Schneider <vschneid@redhat.com> | 2024-03-13 19:01:04 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-03-22 11:18:18 +0100 |
| commit | 4eab44a8ae98df53e59f6af3c860142177235507 (patch) | |
| tree | db3c589e235304bc186dd98e537c6b9abf383af7 | |
| parent | 91a1d97ef482c1e4c9d4c1c656a53b0f6b16d0ed (diff) | |
| download | linux-stable-4eab44a8ae98df53e59f6af3c860142177235507.tar.gz linux-stable-4eab44a8ae98df53e59f6af3c860142177235507.tar.bz2 linux-stable-4eab44a8ae98df53e59f6af3c860142177235507.zip | |
context_tracking: Make context_tracking_key __ro_after_init
context_tracking_key is only ever enabled in __init ct_cpu_tracker_user(),
so mark it as __ro_after_init.
Signed-off-by: Valentin Schneider <vschneid@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Josh Poimboeuf <jpoimboe@kernel.org>
Link: https://lore.kernel.org/r/20240313180106.2917308-3-vschneid@redhat.com
| -rw-r--r-- | kernel/context_tracking.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/context_tracking.c b/kernel/context_tracking.c index 70ae70d03823..24b1e1143260 100644 --- a/kernel/context_tracking.c +++ b/kernel/context_tracking.c @@ -432,7 +432,7 @@ static __always_inline void ct_kernel_enter(bool user, int offset) { } #define CREATE_TRACE_POINTS #include <trace/events/context_tracking.h> -DEFINE_STATIC_KEY_FALSE(context_tracking_key); +DEFINE_STATIC_KEY_FALSE_RO(context_tracking_key); EXPORT_SYMBOL_GPL(context_tracking_key); static noinstr bool context_tracking_recursion_enter(void) |