From 2ddf0d655946657b9708bb79cd38a4248c67ac14 Mon Sep 17 00:00:00 2001 From: Aishwarya Pant Date: Thu, 1 Mar 2018 23:55:59 +0530 Subject: [PATCH] char/bsr: add sysfs interface documentation Descriptions have collected from code comments and by reading through code. Signed-off-by: Aishwarya Pant Signed-off-by: Jonathan Corbet --- Documentation/ABI/testing/sysfs-class-bsr | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-class-bsr diff --git a/Documentation/ABI/testing/sysfs-class-bsr b/Documentation/ABI/testing/sysfs-class-bsr new file mode 100644 index 000000000000..7bf145d32cbc --- /dev/null +++ b/Documentation/ABI/testing/sysfs-class-bsr @@ -0,0 +1,25 @@ +What: /sys/class/bsr/bsr*/bsr_size +Date: Jul, 2008 +KernelVersion: 2.6.27 +Contact: Arnd Bergmann , + Greg Kroah-Hartman +Description: + (RO) Size of the barrier-synchronization register (BSR) + register in bytes. + +What: /sys/class/bsr/bsr*/bsr_length +Date: Jul, 2008 +KernelVersion: 2.6.27 +Contact: Arnd Bergmann , + Greg Kroah-Hartman +Description: + (RO) The length of memory region that can be mapped in bytes. + +What: /sys/class/bsr/bsr*/bsr_stride +Date: Jul, 2008 +KernelVersion: 2.6.27 +Contact: Arnd Bergmann , + Greg Kroah-Hartman +Description: + (RO) The stride or the interval at which the allocated BSR bytes + repeat within the mapping. -- 2.11.0