[Xen-devel] [PATCH] xen: document balloon driver sysfs files

[David Vrabel <david.vrabel@xxxxxxxxxx>]

From: David Vrabel <david.vrabel@xxxxxxxxxx>

Add ABI documentation for the balloon driver's sysfs files.

Signed-off-by: David Vrabel <david.vrabel@xxxxxxxxxx>
---
 .../ABI/stable/sysfs-devices-system-xen_memory     |   72 ++++++++++++++++++++
 1 files changed, 72 insertions(+), 0 deletions(-)
 create mode 100644 Documentation/ABI/stable/sysfs-devices-system-xen_memory

diff --git a/Documentation/ABI/stable/sysfs-devices-system-xen_memory 
b/Documentation/ABI/stable/sysfs-devices-system-xen_memory
new file mode 100644
index 0000000..4fbc446
--- /dev/null
+++ b/Documentation/ABI/stable/sysfs-devices-system-xen_memory
@@ -0,0 +1,72 @@
+What:          /sys/devices/system/xen_memory/xen_memory0/max_retry_count
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               The maximum number of times the balloon driver will
+               attempt to increase the balloon before giving up.  See
+               also 'retry_count' below.
+
+What:          /sys/devices/system/xen_memory/xen_memory0/max_schedule_delay
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               The limit that 'schedule_delay' (see below) will be
+               increased to.
+
+What:          /sys/devices/system/xen_memory/xen_memory0/retry_count
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               The current number of times that the balloon driver
+               has attempted to increase the size of the balloon.
+
+What:          /sys/devices/system/xen_memory/xen_memory0/schedule_delay
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               The time (in jiffies) to wait between attempts to
+               increase the balloon.  Each time the balloon cannot be
+               increased, 'schedule_delay' is increased (until
+               'max_schedule_delay' is reached).
+
+What:          /sys/devices/system/xen_memory/xen_memory0/target
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               The target number of pages to adjust this domain's
+               memory reservation to.
+
+What:          /sys/devices/system/xen_memory/xen_memory0/target_kb
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               As target above, except the value is in KiB.
+
+What:          /sys/devices/system/xen_memory/xen_memory0/info/current_kb
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               Current size (in KiB) of this domain's memory
+               reservation.
+
+What:          /sys/devices/system/xen_memory/xen_memory0/info/high_kb
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               Amount (in KiB) of high memory in the balloon.
+
+What:          /sys/devices/system/xen_memory/xen_memory0/info/low_kb
+Date:          April 2008
+KernelVersion: 2.6.26
+Contact:       Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
+Description:
+               Amount (in KiB) of low (or normal) memory in the
+               balloon.
-- 
1.7.2.5


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