From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: x86@kernel.org, Filipe Manana <fdmanana@suse.com>
Subject: [patch 0/3] x86/fpu: Prevent FPU state corruption
Date: Sun, 1 May 2022 21:31:42 +0200 (CEST) [thread overview]
Message-ID: <20220501192740.203963477@linutronix.de> (raw)
The recent changes in the random code unearthed a long standing FPU state
corruption due do a buggy condition for granting in-kernel FPU usage.
The following series addresses this issue and makes the code more robust.
Thanks,
tglx
---
arch/um/include/asm/fpu/api.h | 2
arch/x86/include/asm/fpu/api.h | 21 +-------
arch/x86/include/asm/simd.h | 2
arch/x86/kernel/fpu/core.c | 92 +++++++++++++++++++-----------------
net/netfilter/nft_set_pipapo_avx2.c | 2
5 files changed, 57 insertions(+), 62 deletions(-)
next reply other threads:[~2022-05-01 19:32 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-01 19:31 Thomas Gleixner [this message]
2022-05-01 19:31 ` [patch 1/3] x86/fpu: Prevent FPU state corruption Thomas Gleixner
2022-05-02 13:16 ` Borislav Petkov
2022-05-05 0:42 ` [tip: x86/urgent] " tip-bot2 for Thomas Gleixner
2022-05-01 19:31 ` [patch 2/3] x86/fpu: Rename irq_fpu_usable() Thomas Gleixner
2022-05-02 13:57 ` Borislav Petkov
2022-05-01 19:31 ` [patch 3/3] x86/fpu: Make FPU protection more robust Thomas Gleixner
2022-05-02 14:35 ` Borislav Petkov
2022-05-02 15:58 ` Thomas Gleixner
2022-05-03 9:06 ` Peter Zijlstra
2022-05-04 15:36 ` Thomas Gleixner
2022-05-04 15:55 ` Jason A. Donenfeld
2022-05-04 16:45 ` Thomas Gleixner
2022-05-04 19:05 ` Jason A. Donenfeld
2022-05-04 21:04 ` Thomas Gleixner
2022-05-04 23:52 ` Jason A. Donenfeld
2022-05-05 0:55 ` Thomas Gleixner
2022-05-05 1:11 ` Jason A. Donenfeld
2022-05-05 1:21 ` Thomas Gleixner
2022-05-05 11:02 ` Jason A. Donenfeld
2022-05-05 11:34 ` David Laight
2022-05-05 11:35 ` Jason A. Donenfeld
2022-05-05 11:53 ` David Laight
2022-05-06 22:34 ` Jason A. Donenfeld
2022-05-07 13:50 ` David Laight
2022-05-05 13:48 ` Jason A. Donenfeld
2022-05-06 22:15 ` Jason A. Donenfeld
2022-05-03 9:03 ` Peter Zijlstra
2022-05-02 10:02 ` [patch 0/3] x86/fpu: Prevent FPU state corruption Filipe Manana
2022-05-02 12:22 ` Borislav Petkov
2022-05-04 15:40 ` Jason A. Donenfeld
2022-05-04 18:05 ` Thomas Gleixner
2022-05-18 1:02 ` Jason A. Donenfeld
2022-05-18 11:14 ` Jason A. Donenfeld
2022-05-18 11:18 ` Jason A. Donenfeld
2022-05-18 13:09 ` Thomas Gleixner
2022-05-18 14:08 ` Jason A. Donenfeld
2022-05-25 20:36 ` Jason A. Donenfeld
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