x86/cpu: Provide debug interface

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Provide debug files which dump the topology related information of
cpuinfo_x86. This is useful to validate the upcoming conversion of the
topology evaluation for correctness or bug compatibility.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Juergen Gross <jgross@suse.com>
Tested-by: Sohil Mehta <sohil.mehta@intel.com>
Tested-by: Michael Kelley <mikelley@microsoft.com>
Tested-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Tested-by: Zhang Rui <rui.zhang@intel.com>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20230814085113.353191313@linutronix.de

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Thomas Gleixner 2023-08-14 10:18:47 +02:00

parent 90781f0c4c

commit 48525fd1ea

2 changed files with 60 additions and 0 deletions

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arch/x86/kernel/cpu/Makefile

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58

arch/x86/kernel/cpu/debugfs.c

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