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| author | Sourabh Jain <sourabhjain@linux.ibm.com> | 2019-12-11 21:39:05 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-02-19 21:07:09 +1100 |
| commit | f52153ab383f04a45c38d8a7f55a4249477b20df (patch) | |
| tree | ab5ed76ac6596da585800ebde82b222408764ae6 /Documentation/ABI | |
| parent | ba32f4b02105e57627912b42e141d65d90074c64 (diff) | |
| download | linux-f52153ab383f04a45c38d8a7f55a4249477b20df.tar.bz2 | |
Documentation/ABI: Add ABI documentation for /sys/kernel/fadump_*
Add missing ABI documentation for existing FADump sysfs files.
Signed-off-by: Sourabh Jain <sourabhjain@linux.ibm.com>
Reviewed-by: Hari Bathini <hbathini@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20191211160910.21656-2-sourabhjain@linux.ibm.com
Diffstat (limited to 'Documentation/ABI')
4 files changed, 30 insertions, 0 deletions
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. |