From: Xin Li <xin@zytor.com>
To: Dave Hansen <dave.hansen@intel.com>,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com,
andrew.cooper3@citrix.com
Subject: Re: [PATCH v2 1/1] x86/fred: Fix the FRED RSP0 MSR out of sync with its per-CPU cache
Date: Fri, 10 Jan 2025 10:16:19 -0800 [thread overview]
Message-ID: <59157380-3675-42e1-9b26-34c0dbe0148c@zytor.com> (raw)
In-Reply-To: <296bc51f-0668-4ef8-869b-8089ea6e9766@intel.com>
On 1/10/2025 10:09 AM, Dave Hansen wrote:
> On 1/10/25 09:46, Xin Li (Intel) wrote:
> ...> Fix the bug through resynchronizing the FRED RSP0 MSR with its
>> per-CPU cache in cpu_init_fred_exceptions().
>>
>> Fixes: fe85ee391966 ("x86/entry: Set FRED RSP0 on return to userspace instead of context switch")
>> Signed-off-by: Xin Li (Intel) <xin@zytor.com>
>> Cc: stable@vger.kernel.org
>
> Thanks for the update:
>
> Acked-by: Dave Hansen <dave.hansen@linux.intel.com>
>
> I'll probably do a wee bit of testing today and apply to the urgent pile
> early next week.
>
Sure, thanks a lot!
prev parent reply other threads:[~2025-01-10 18:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-10 17:46 [PATCH v2 1/1] x86/fred: Fix the FRED RSP0 MSR out of sync with its per-CPU cache Xin Li (Intel)
2025-01-10 18:09 ` Dave Hansen
2025-01-10 18:16 ` Xin Li [this message]
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