From: Brendan Jackman <jackmanb@google.com>
To: Jonathan Corbet <corbet@lwn.net>,
Thomas Gleixner <tglx@linutronix.de>,
Borislav Petkov <bp@alien8.de>,
Peter Zijlstra <peterz@infradead.org>,
Josh Poimboeuf <jpoimboe@kernel.org>,
Pawan Gupta <pawan.kumar.gupta@linux.intel.com>,
Balbir Singh <sblbir@amazon.com>
Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
Brendan Jackman <jackmanb@google.com>,
Kees Cook <kees@kernel.org>
Subject: [PATCH 2/2] Documentation: fix reference to PR_SPEC_L1D_FLUSH
Date: Wed, 15 Oct 2025 17:02:06 +0000 [thread overview]
Message-ID: <20251015-l1d-flush-doc-v1-2-f8cefea3f2f2@google.com> (raw)
In-Reply-To: <20251015-l1d-flush-doc-v1-0-f8cefea3f2f2@google.com>
PR_SET_L1D_FLUSH does not exist.
Signed-off-by: Brendan Jackman <jackmanb@google.com>
---
Documentation/admin-guide/hw-vuln/l1d_flush.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/admin-guide/hw-vuln/l1d_flush.rst b/Documentation/admin-guide/hw-vuln/l1d_flush.rst
index 210020bc3f5684a4510792aad5d0fcec659ad7d2..35dc25159b28a280793ad147d25d582f31a77999 100644
--- a/Documentation/admin-guide/hw-vuln/l1d_flush.rst
+++ b/Documentation/admin-guide/hw-vuln/l1d_flush.rst
@@ -31,7 +31,7 @@ specifically opt into the feature to enable it.
Mitigation
----------
-When PR_SET_L1D_FLUSH is enabled for a task a flush of the L1D cache is
+When PR_SPEC_L1D_FLUSH is enabled for a task a flush of the L1D cache is
performed when the task is scheduled out and the incoming task belongs to a
different process and therefore to a different address space.
--
2.50.1
next prev parent reply other threads:[~2025-10-15 17:02 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-15 17:02 [PATCH 0/2] Documentation: fixups for L1D flushing Brendan Jackman
2025-10-15 17:02 ` [PATCH 1/2] Documentation: clarify PR_SPEC_L1D_FLUSH Brendan Jackman
2025-10-15 21:41 ` Kees Cook
2025-10-15 23:42 ` Josh Poimboeuf
2025-10-16 8:28 ` Brendan Jackman
2025-10-15 17:02 ` Brendan Jackman [this message]
2025-10-16 14:54 ` [PATCH 0/2] Documentation: fixups for L1D flushing Brendan Jackman
2025-10-30 14:00 ` Brendan Jackman
2025-10-29 16:15 ` Jonathan Corbet
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