linux-kernel - [PATCH 5/6] docs: document stop-a in sysctl/kernel.rst

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Date:   Thu, 13 Feb 2020 18:47:00 +0100
From:   Stephen Kitt <steve@....org>
To:     Jonathan Corbet <corbet@....net>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>,
        linux-doc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Stephen Kitt <steve@....org>
Subject: [PATCH 5/6] docs: document stop-a in sysctl/kernel.rst

This describes the SPARC-specific stop-a sysctl entry, which was
previously listed in kernel.rst but not documented.

Signed-off-by: Stephen Kitt <steve@....org>
---
 Documentation/admin-guide/sysctl/kernel.rst | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index 29a712e24610..a792345ac6db 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -1072,6 +1072,16 @@ compilation sees a 1% slowdown, other systems and workloads may vary.
 stop-a (SPARC only)
 ===================
 
+Controls Stop-A:
+
+= ====================================
+0 Stop-A has no effect.
+1 Stop-A breaks to the PROM (default).
+= ====================================
+
+Stop-A is always enabled on a panic, so that the user can return to
+the boot PROM.
+
 
 sysrq
 =====
-- 
2.24.1