From: Andrew Jones <ajones@ventanamicro.com>
To: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
linux-doc@vger.kernel.org
Cc: paul.walmsley@sifive.com, palmer@dabbelt.com,
charlie@rivosinc.com, cleger@rivosinc.com, alex@ghiti.fr,
Anup Patel <apatel@ventanamicro.com>,
corbet@lwn.net
Subject: [PATCH v2 8/8] Documentation/kernel-parameters: Add riscv unaligned speed parameters
Date: Fri, 21 Feb 2025 15:57:27 +0100 [thread overview]
Message-ID: <20250221145718.115076-18-ajones@ventanamicro.com> (raw)
In-Reply-To: <20250221145718.115076-10-ajones@ventanamicro.com>
Document riscv parameters used to select scalar and vector unaligned
access speeds.
Signed-off-by: Andrew Jones <ajones@ventanamicro.com>
---
Documentation/admin-guide/kernel-parameters.txt | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index fb8752b42ec8..9e3c5fecfa52 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -7477,6 +7477,22 @@
Note that genuine overcurrent events won't be
reported either.
+ unaligned_scalar_speed=
+ [RISCV]
+ Format: {slow | fast | unsupported}
+ Allow skipping scalar unaligned access speed tests. This
+ is useful for testing alternative code paths and to skip
+ the tests in environments where they run too slowly. All
+ CPUs must have the same scalar unaligned access speed.
+
+ unaligned_vector_speed=
+ [RISCV]
+ Format: {slow | fast | unsupported}
+ Allow skipping vector unaligned access speed tests. This
+ is useful for testing alternative code paths and to skip
+ the tests in environments where they run too slowly. All
+ CPUs must have the same vector unaligned access speed.
+
unknown_nmi_panic
[X86] Cause panic on unknown NMI.
--
2.48.1
prev parent reply other threads:[~2025-02-21 14:57 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-21 14:57 [PATCH v2 0/8] riscv: Unaligned access speed probing fixes and skipping Andrew Jones
2025-02-21 14:57 ` [PATCH v2 1/8] riscv: Annotate unaligned access init functions Andrew Jones
2025-02-21 14:57 ` [PATCH v2 2/8] riscv: Fix riscv_online_cpu_vec Andrew Jones
2025-02-21 14:57 ` [PATCH v2 3/8] riscv: Fix check_unaligned_access_all_cpus Andrew Jones
2025-02-21 14:57 ` [PATCH v2 4/8] riscv: Change check_unaligned_access_speed_all_cpus to void Andrew Jones
2025-02-21 14:57 ` [PATCH v2 5/8] riscv: Fix set up of cpu hotplug callbacks Andrew Jones
2025-02-21 14:57 ` [PATCH v2 6/8] riscv: Fix set up of vector cpu hotplug callback Andrew Jones
2025-02-21 14:57 ` [PATCH v2 7/8] riscv: Add parameter for skipping access speed tests Andrew Jones
2025-02-21 14:57 ` Andrew Jones [this message]
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