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bh=E91sLJTV58BG8ycNZboePzCXozLdaYveDF7FK621VAg=; b=zR/M7qnMZ3FusZr8hfB+KhUMncQt+4BfZWRLTiTqFvkHSHCMVVNMXUT5pyKnWPYSv2Cf7b uq375NYU6obeXIAg== From: "tip-bot2 for Valentin Schneider" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: locking/core] x86/tsc: Make __use_tsc __ro_after_init Cc: Valentin Schneider , Ingo Molnar , Josh Poimboeuf , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20240313180106.2917308-5-vschneid@redhat.com> References: <20240313180106.2917308-5-vschneid@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <171110509171.10875.16665845920451897974.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit The following commit has been merged into the locking/core branch of tip: Commit-ID: 79a4567b2e8ae4d0282602a24f76f5e2382f5b98 Gitweb: https://git.kernel.org/tip/79a4567b2e8ae4d0282602a24f76f5e2382f5b98 Author: Valentin Schneider AuthorDate: Wed, 13 Mar 2024 19:01:06 +01:00 Committer: Ingo Molnar CommitterDate: Fri, 22 Mar 2024 11:18:20 +01:00 x86/tsc: Make __use_tsc __ro_after_init __use_tsc is only ever enabled in __init tsc_enable_sched_clock(), so mark it as __ro_after_init. Signed-off-by: Valentin Schneider Signed-off-by: Ingo Molnar Acked-by: Josh Poimboeuf Link: https://lore.kernel.org/r/20240313180106.2917308-5-vschneid@redhat.com --- arch/x86/kernel/tsc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 5a69a49..0f7624e 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -44,7 +44,7 @@ EXPORT_SYMBOL(tsc_khz); static int __read_mostly tsc_unstable; static unsigned int __initdata tsc_early_khz; -static DEFINE_STATIC_KEY_FALSE(__use_tsc); +static DEFINE_STATIC_KEY_FALSE_RO(__use_tsc); int tsc_clocksource_reliable;