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Commit 24576a70 authored by Rashmica Gupta's avatar Rashmica Gupta Committed by Michael Ellerman
Browse files

Documentation: Update documentation on ppc-memtrace 



Signed-off-by: default avatarRashmica Gupta <rashmica.g@gmail.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent d3da701d

Documentation/ABI/testing/ppc-memtrace

+5 −4
Original line number Diff line number Diff line
@@ -13,10 +13,11 @@ Contact: linuxppc-dev@lists.ozlabs.org 
Description:	Write an integer containing the size in bytes of the memory

		you want removed from each NUMA node to this file - it must be

		aligned to the memblock size. This amount of RAM will be removed

		from the kernel mappings and the following debugfs files will be

		created. This can only be successfully done once per boot. Once

		memory is successfully removed from each node, the following

		files are created.

		from each NUMA node in the kernel mappings and the following

		debugfs files will be created. Once memory is successfully

		removed from each node, the following files are created. To

		re-add memory to the kernel, echo 0 into this file (it will be

		automatically onlined).



What:		/sys/kernel/debug/powerpc/memtrace/<node-id>

Date:		Aug 2017