From: Xin Li <xin@zytor.com>
To: Brian Gerst <brgerst@gmail.com>
Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de,
mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com,
x86@kernel.org, hpa@zytor.com, peterz@infradead.org,
andrew.cooper3@citrix.com, seanjc@google.com
Subject: Re: [PATCH v1 1/3] x86/entry: Test ti_work for zero before processing individual bits
Date: Wed, 7 Aug 2024 16:03:31 -0700 [thread overview]
Message-ID: <f3b75c38-169f-43a2-bced-d9d6153b8d55@zytor.com> (raw)
In-Reply-To: <CAMzpN2iS076ysZ37gjrz6MGWc62sD9uw0ODTJtzOO1U4kp309A@mail.gmail.com>
On 8/7/2024 9:21 AM, Brian Gerst wrote:
>> + fpregs_assert_state_consistent();
> This call was originally unconditional, and does nothing if
> TIF_NEED_FPU_LOAD is set.
lost my mind! Thanks!
next prev parent reply other threads:[~2024-08-07 23:03 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-07 5:47 [PATCH v1 0/3] x86: Write FRED RSP0 on return to userspace Xin Li (Intel)
2024-08-07 5:47 ` [PATCH v1 1/3] x86/entry: Test ti_work for zero before processing individual bits Xin Li (Intel)
2024-08-07 16:21 ` Brian Gerst
2024-08-07 23:03 ` Xin Li [this message]
2024-08-07 18:08 ` Thomas Gleixner
2024-08-07 18:21 ` Thomas Gleixner
2024-08-07 23:01 ` Xin Li
2024-08-07 5:47 ` [PATCH v1 2/3] x86/msr: Switch between WRMSRNS and WRMSR with the alternatives mechanism Xin Li (Intel)
2024-08-07 18:11 ` Thomas Gleixner
2024-08-09 23:07 ` Andrew Cooper
2024-08-10 0:01 ` H. Peter Anvin
2024-08-10 0:25 ` Andrew Cooper
2024-08-16 17:52 ` Xin Li
2024-08-16 18:40 ` Andrew Cooper
2024-08-16 19:18 ` H. Peter Anvin
2024-08-16 21:45 ` Andrew Cooper
2024-08-16 21:26 ` H. Peter Anvin
2024-08-16 22:27 ` Andrew Cooper
2024-08-16 22:34 ` Andrew Cooper
2024-08-16 23:03 ` H. Peter Anvin
2024-08-16 22:59 ` H. Peter Anvin
2024-08-17 23:51 ` H. Peter Anvin
2024-08-17 14:23 ` Borislav Petkov
2024-08-17 14:43 ` Borislav Petkov
2024-08-17 15:44 ` Xin Li
2024-08-17 19:22 ` H. Peter Anvin
2024-08-18 5:59 ` Borislav Petkov
2024-08-17 19:22 ` H. Peter Anvin
2024-08-18 5:49 ` Borislav Petkov
2024-08-18 6:16 ` H. Peter Anvin
2024-08-07 5:47 ` [PATCH v1 3/3] x86/entry: Set FRED RSP0 on return to userspace instead of context switch Xin Li (Intel)
2024-08-07 18:39 ` Thomas Gleixner
2024-08-07 21:55 ` Sean Christopherson
2024-08-07 23:04 ` Thomas Gleixner
2024-08-09 10:45 ` Nikolay Borisov
2024-08-09 17:37 ` Xin Li
2024-08-09 22:43 ` H. Peter Anvin
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