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authorRafael J. Wysocki <rjw@sisk.pl>2009-09-14 20:26:05 +0200
committerRafael J. Wysocki <rjw@sisk.pl>2009-09-14 20:26:05 +0200
commitac8d513a6801c8636922ccf4f30211810c9a56ce (patch)
tree83ba584487a6a612c8fcf2563c28c0263df35ba2 /Documentation/sysctl/kernel.txt
parentbf992fa2bc1ad1bb2aeb0bdfadb43f236b9297fd (diff)
parent99bc47067910f7070e65ee318a6dd79a2371f1e5 (diff)
Merge branch 'master' into for-linus
Diffstat (limited to 'Documentation/sysctl/kernel.txt')
-rw-r--r--Documentation/sysctl/kernel.txt16
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt
index 322a00bb99d..2dbff53369d 100644
--- a/Documentation/sysctl/kernel.txt
+++ b/Documentation/sysctl/kernel.txt
@@ -19,6 +19,7 @@ Currently, these files might (depending on your configuration)
show up in /proc/sys/kernel:
- acpi_video_flags
- acct
+- callhome [ S390 only ]
- auto_msgmni
- core_pattern
- core_uses_pid
@@ -91,6 +92,21 @@ valid for 30 seconds.
==============================================================
+callhome:
+
+Controls the kernel's callhome behavior in case of a kernel panic.
+
+The s390 hardware allows an operating system to send a notification
+to a service organization (callhome) in case of an operating system panic.
+
+When the value in this file is 0 (which is the default behavior)
+nothing happens in case of a kernel panic. If this value is set to "1"
+the complete kernel oops message is send to the IBM customer service
+organization in case the mainframe the Linux operating system is running
+on has a service contract with IBM.
+
+==============================================================
+
core_pattern:
core_pattern is used to specify a core dumpfile pattern name.