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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        "Desnes A. Nunes do Rosario" <desnesn@linux.ibm.com>,
        Gustavo Romero <gromero@linux.vnet.ibm.com>,
        Michael Ellerman <mpe@ellerman.id.au>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.2 069/137] selftests/powerpc: Retry on host facility unavailable
Date:   Sun,  6 Oct 2019 19:20:53 +0200
Message-Id: <20191006171214.928589488@linuxfoundation.org>
In-Reply-To: <20191006171209.403038733@linuxfoundation.org>
References: <20191006171209.403038733@linuxfoundation.org>
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From: Gustavo Romero <gromero@linux.vnet.ibm.com>

[ Upstream commit 6652bf6408895b09d31fd4128a1589a1a0672823 ]

TM test tm-unavailable must take into account aborts due to host aborting
a transactin because of a facility unavailable exception, just like it
already does for aborts on reschedules (TM_CAUSE_KVM_RESCHED).

Reported-by: Desnes A. Nunes do Rosario <desnesn@linux.ibm.com>
Tested-by: Desnes A. Nunes do Rosario <desnesn@linux.ibm.com>
Signed-off-by: Gustavo Romero <gromero@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1566341651-19747-1-git-send-email-gromero@linux.vnet.ibm.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 tools/testing/selftests/powerpc/tm/tm.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/powerpc/tm/tm.h b/tools/testing/selftests/powerpc/tm/tm.h
index 97f9f491c541a..c402464b038fc 100644
--- a/tools/testing/selftests/powerpc/tm/tm.h
+++ b/tools/testing/selftests/powerpc/tm/tm.h
@@ -55,7 +55,8 @@ static inline bool failure_is_unavailable(void)
 static inline bool failure_is_reschedule(void)
 {
 	if ((failure_code() & TM_CAUSE_RESCHED) == TM_CAUSE_RESCHED ||
-	    (failure_code() & TM_CAUSE_KVM_RESCHED) == TM_CAUSE_KVM_RESCHED)
+	    (failure_code() & TM_CAUSE_KVM_RESCHED) == TM_CAUSE_KVM_RESCHED ||
+	    (failure_code() & TM_CAUSE_KVM_FAC_UNAV) == TM_CAUSE_KVM_FAC_UNAV)
 		return true;
 
 	return false;
-- 
2.20.1