What: /sys/class/bsr/bsr*/bsr_sizeDate: Jul, 2008KernelVersion: 2.6.27Contact: Arnd Bergmann <arnd@arndb.de>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>Description: (RO) Size of the barrier-synchronization register (BSR) register in bytes.What: /sys/class/bsr/bsr*/bsr_lengthDate: Jul, 2008KernelVersion: 2.6.27Contact: Arnd Bergmann <arnd@arndb.de>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>Description: (RO) The length of memory region that can be mapped in bytes.What: /sys/class/bsr/bsr*/bsr_strideDate: Jul, 2008KernelVersion: 2.6.27Contact: Arnd Bergmann <arnd@arndb.de>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>Description: (RO) The stride or the interval at which the allocated BSR bytes repeat within the mapping.