[PATCH v2 1/4] Documentation/ABI: add ABI documentation for /sys/kernel/fadump_*
From: Sourabh Jain <hidden>
Date: 2019-10-18 13:06:23
Also in:
linux-doc, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Add the missing ABI documentation for the already available FADump sysfs files. Signed-off-by: Sourabh Jain <redacted> --- Documentation/ABI/testing/sysfs-kernel-fadump_enabled | 7 +++++++ Documentation/ABI/testing/sysfs-kernel-fadump_registered | 8 ++++++++ Documentation/ABI/testing/sysfs-kernel-fadump_release_mem | 8 ++++++++ .../ABI/testing/sysfs-kernel-fadump_release_opalcore | 7 +++++++ 4 files changed, 30 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-kernel-fadump_enabled create mode 100644 Documentation/ABI/testing/sysfs-kernel-fadump_registered create mode 100644 Documentation/ABI/testing/sysfs-kernel-fadump_release_mem create mode 100644 Documentation/ABI/testing/sysfs-kernel-fadump_release_opalcore
diff --git a/Documentation/ABI/testing/sysfs-kernel-fadump_enabled b/Documentation/ABI/testing/sysfs-kernel-fadump_enabled
new file mode 100644
index 000000000000..f73632b1c006
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-kernel-fadump_enabled@@ -0,0 +1,7 @@ +What: /sys/kernel/fadump_enabled +Date: Feb 2012 +Contact: linuxppc-dev@lists.ozlabs.org +Description: read only + Primarily used to identify whether the FADump is enabled in + the kernel or not. +User: Kdump service
diff --git a/Documentation/ABI/testing/sysfs-kernel-fadump_registered b/Documentation/ABI/testing/sysfs-kernel-fadump_registered
new file mode 100644
index 000000000000..dcf925e53f0f
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-kernel-fadump_registered@@ -0,0 +1,8 @@ +What: /sys/kernel/fadump_registered +Date: Feb 2012 +Contact: linuxppc-dev@lists.ozlabs.org +Description: read/write + Helps to control the dump collect feature from userspace. + Setting 1 to this file enables the system to collect the + dump and 0 to disable it. +User: Kdump service
diff --git a/Documentation/ABI/testing/sysfs-kernel-fadump_release_mem b/Documentation/ABI/testing/sysfs-kernel-fadump_release_mem
new file mode 100644
index 000000000000..9c20d64ab48d
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-kernel-fadump_release_mem@@ -0,0 +1,8 @@ +What: /sys/kernel/fadump_release_mem +Date: Feb 2012 +Contact: linuxppc-dev@lists.ozlabs.org +Description: write only + This is a special sysfs file and only available when + the system is booted to capture the vmcore using FADump. + It is used to release the memory reserved by FADump to + save the crash dump.
diff --git a/Documentation/ABI/testing/sysfs-kernel-fadump_release_opalcore b/Documentation/ABI/testing/sysfs-kernel-fadump_release_opalcore
new file mode 100644
index 000000000000..53313c1d4e7a
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-kernel-fadump_release_opalcore@@ -0,0 +1,7 @@ +What: /sys/kernel/fadump_release_opalcore +Date: Sep 2019 +Contact: linuxppc-dev@lists.ozlabs.org +Description: write only + The sysfs file is available when the system is booted to + collect the dump on OPAL based machine. It used to release + the memory used to collect the opalcore.
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