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author | Stewart Smith <stewart@linux.vnet.ibm.com> | 2017-11-22 14:44:08 +1100 |
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committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2017-11-22 14:44:08 +1100 |
commit | cd8ff4d49427ae84b6c241df30a0831b6022d1a8 (patch) | |
tree | 16577ed78386dedb30ba1c0a4967966813cb0b5a | |
parent | be3687004a8f36476bfdcbc5d2ed08844333d0be (diff) | |
download | skiboot-cd8ff4d49427ae84b6c241df30a0831b6022d1a8.zip skiboot-cd8ff4d49427ae84b6c241df30a0831b6022d1a8.tar.gz skiboot-cd8ff4d49427ae84b6c241df30a0831b6022d1a8.tar.bz2 |
skiboot 5.9.3 release notesv5.9.3
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
-rw-r--r-- | doc/release-notes/skiboot-5.9.3.rst | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/doc/release-notes/skiboot-5.9.3.rst b/doc/release-notes/skiboot-5.9.3.rst new file mode 100644 index 0000000..af5149a --- /dev/null +++ b/doc/release-notes/skiboot-5.9.3.rst @@ -0,0 +1,24 @@ +.. _skiboot-5.9.3: + +============= +skiboot-5.9.3 +============= + +skiboot 5.9.3 was released on Wednesday November 22nd, 2017. It replaces +:ref:`skiboot-5.9.2` as the current stable release in the 5.9.x series. + +Over :ref:`skiboot-5.9.2`, we have one NPU2/NVLink2 fix that causes the +machine to crash hard in the event of hardware error rather than crash +mysteriously later on whenever the NVLink2 links are used. + +That fix is: + +- npu2: hw-procedures: Add check_credits procedure + + As an immediate mitigator for a current hardware glitch, add a procedure + that can be used to validate NTL credit values. This will be called as a + safeguard to check that link training succeeded. + + Assert that things are exactly as we expect, because if they aren't, the + system will experience a catastrophic failure shortly after the start of + link traffic. |