On Thu, 2017-06-01 at 05:34:39 UTC, Rashmica Gupta wrote: > The hardware trace macro feature requires access to a chunk of real > memory. This patch provides a debugfs interface to do this. By > writing an integer containing the size of memory to be unplugged into > /sys/kernel/debug/powerpc/memtrace/enable, the code will attempt to > remove that much memory from the end of each NUMA node. > > This patch also adds additional debugsfs files for each node that > allows the tracer to interact with the removed memory, as well as > a trace file that allows userspace to read the generated trace. > > Note that this patch does not invoke the hardware trace macro, it > only allows memory to be removed during runtime for the trace macro > to utilise. > > Signed-off-by: Rashmica Gupta <rashmic...@gmail.com>
Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/9d5171a8f248b1b0e69329bf141e17 cheers
