From: Peter Zijlstra <peterz@infradead.org>
To: Mathias Nyman <mathias.nyman@linux.intel.com>
Cc: Greg KH <gregkh@linuxfoundation.org>,
Dave Hansen <dave.hansen@intel.com>,
Lu Baolu <baolu.lu@linux.intel.com>,
x86@kernel.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org,
Chunfeng Yun <chunfeng.yun@mediatek.com>
Subject: Re: earlyprintk=xdbc seems broken
Date: Tue, 21 Dec 2021 10:41:45 +0100 [thread overview]
Message-ID: <YcGhWRPSbxNC4Qn9@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <YcGhIm7yqYPk4Nuu@hirez.programming.kicks-ass.net>
On Tue, Dec 21, 2021 at 10:40:50AM +0100, Peter Zijlstra wrote:
> diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
> index 2e076a459a0c..cd8b5cac542a 100644
> --- a/arch/x86/kernel/tsc.c
> +++ b/arch/x86/kernel/tsc.c
> @@ -1485,6 +1485,7 @@ void __init tsc_early_init(void)
> loops_per_jiffy = get_loops_per_jiffy();
>
> tsc_enable_sched_clock();
> + use_tsc_delay();
> }
>
> void __init tsc_init(void)
Thomas, the above hunk seems right to me; should I make a proper patch
ouf of that or did I overlook something obvious ?
next prev parent reply other threads:[~2021-12-21 9:42 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-02 15:22 earlyprintk=xdbc seems broken Peter Zijlstra
2021-12-03 0:52 ` Lu Baolu
2021-12-03 14:31 ` Mathias Nyman
2021-12-03 15:22 ` Dave Hansen
2021-12-03 15:29 ` Greg KH
2021-12-17 11:01 ` Mathias Nyman
2021-12-17 13:55 ` Peter Zijlstra
2021-12-17 15:19 ` Greg KH
2021-12-20 14:40 ` Peter Zijlstra
2021-12-20 15:06 ` Greg KH
2021-12-20 17:01 ` Peter Zijlstra
2021-12-20 14:34 ` Mathias Nyman
2021-12-20 15:51 ` Peter Zijlstra
2021-12-21 9:40 ` Peter Zijlstra
2021-12-21 9:41 ` Peter Zijlstra [this message]
2022-01-14 8:47 ` Peter Zijlstra
2022-01-14 19:31 ` Mathias Nyman
2022-01-15 16:06 ` Peter Zijlstra
2022-01-24 14:55 ` Mathias Nyman
2022-01-24 16:39 ` Peter Zijlstra
2022-01-24 16:46 ` Peter Zijlstra
2022-01-25 8:51 ` Mathias Nyman
2022-01-25 10:47 ` Peter Zijlstra
2022-01-25 10:54 ` Peter Zijlstra
2022-01-25 12:45 ` Peter Zijlstra
2022-01-25 13:09 ` Sven Schnelle
2022-01-25 13:54 ` Peter Zijlstra
2022-01-25 14:01 ` Sven Schnelle
2022-01-25 17:13 ` Mathias Nyman
2022-01-25 16:24 ` Dave Hansen
2022-02-17 3:44 ` Randy Dunlap
2022-01-25 19:39 ` Rajaram R
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