From: Ben Hutchings <ben@decadent.org.uk>
To: stable@vger.kernel.org
Cc: Peter Zijlstra <peterz@infradead.org>,
Alexandre Chartre <alexandre.chartre@oracle.com>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Thadeu Lima de Souza Cascardo <cascardo@canonical.com>,
Suleiman Souhlal <suleiman@google.com>
Subject: [PATCH 4.14 0/2] x86/speculation: Regression fixes
Date: Mon, 5 Dec 2022 23:09:55 +0100 [thread overview]
Message-ID: <Y45sM5Dg6Y6YQIBZ@decadent.org.uk> (raw)
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Fix two regressions introudced by recent speculation mitigations
on the 4.14 branch:
- Crash on older 32-bit processors
- Build warning from objtool
Ben.
Ben Hutchings (1):
Revert "x86/speculation: Change FILL_RETURN_BUFFER to work with
objtool"
Peter Zijlstra (1):
x86/nospec: Fix i386 RSB stuffing
arch/x86/include/asm/nospec-branch.h | 24 +++++++++++++++++++-----
1 file changed, 19 insertions(+), 5 deletions(-)
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next reply other threads:[~2022-12-05 22:10 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-05 22:09 Ben Hutchings [this message]
2022-12-05 22:10 ` [PATCH 4.14 1/2] x86/nospec: Fix i386 RSB stuffing Peter Zijlstra
2022-12-05 22:10 ` [PATCH 4.14 2/2] Revert "x86/speculation: Change FILL_RETURN_BUFFER to work with objtool" Ben Hutchings
2022-12-06 12:30 ` [PATCH 4.14 0/2] x86/speculation: Regression fixes Greg KH
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