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Open Menu /Documentation/ABI/testing/sysfs-class-bsr 
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What:		/sys/class/bsr/bsr*/bsr_size
Date:		Jul, 2008
KernelVersion:	2.6.27
Contact:	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_length
Date:		Jul, 2008
KernelVersion:	2.6.27
Contact:	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_stride
Date:		Jul, 2008
KernelVersion:	2.6.27
Contact:	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.