Commit 3f30aa79 authored by Adrian Hunter's avatar Adrian Hunter Committed by Greg Kroah-Hartman

perf intel-pt: Clear FUP flag on error

commit 6a558f12 upstream.

Sometimes a FUP packet is associated with a TSX transaction and a flag is
set to indicate that. Ensure that flag is cleared on any error condition
because at that point the decoder can no longer assume it is correct.
Signed-off-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Link: http://lkml.kernel.org/r/1495786658-18063-9-git-send-email-adrian.hunter@intel.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent ea6c2549
......@@ -1962,6 +1962,8 @@ static int intel_pt_sync_ip(struct intel_pt_decoder *decoder)
{
int err;
decoder->set_fup_tx_flags = false;
intel_pt_log("Scanning for full IP\n");
err = intel_pt_walk_to_ip(decoder);
if (err)
......
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