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Commit 8cddb0d9 authored by Adrian Hunter's avatar Adrian Hunter Committed by Greg Kroah-Hartman
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perf/x86/intel/pt: Fix sampling using single range output



commit ce0d998b upstream.

Deal with errata TGL052, ADL037 and RPL017 "Trace May Contain Incorrect
Data When Configured With Single Range Output Larger Than 4KB" by
disabling single range output whenever larger than 4KB.

Fixes: 67063847 ("perf/x86/intel/pt: Opportunistically use single range output mode")
Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20221112151508.13768-1-adrian.hunter@intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 8e2f33c5
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