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[34.78.140.88]) by smtp.gmail.com with ESMTPSA id f4sm5800982wrq.54.2020.10.29.11.35.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 29 Oct 2020 11:35:51 -0700 (PDT) From: Aleksandr Nogikh To: jmorris@namei.org, serge@hallyn.com, akinobu.mita@gmail.com Cc: andreyknvl@google.com, dvyukov@google.com, elver@google.com, glider@google.com, keescook@google.com, casey@schaufler-ca.com, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org, Aleksandr Nogikh Subject: [PATCH v3 2/2] docs: add fail_lsm_hooks info to fault-injection.rst Date: Thu, 29 Oct 2020 18:35:26 +0000 Message-Id: <20201029183526.2131776-3-aleksandrnogikh@gmail.com> X-Mailer: git-send-email 2.29.1.341.ge80a0c044ae-goog In-Reply-To: <20201029183526.2131776-1-aleksandrnogikh@gmail.com> References: <20201029183526.2131776-1-aleksandrnogikh@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Aleksandr Nogikh Describe fail_lsm_hooks fault injection capability. Signed-off-by: Aleksandr Nogikh --- v2: - Added this commit. --- Documentation/fault-injection/fault-injection.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/fault-injection/fault-injection.rst b/Documentation/fault-injection/fault-injection.rst index 31ecfe44e5b4..48705adfbc18 100644 --- a/Documentation/fault-injection/fault-injection.rst +++ b/Documentation/fault-injection/fault-injection.rst @@ -48,6 +48,12 @@ Available fault injection capabilities status code is NVME_SC_INVALID_OPCODE with no retry. The status code and retry flag can be set via the debugfs. +- fail_lsm_hooks + + injects failures into LSM hooks. When a fault is injected, actual hooks + are not executed and a code from /sys/kernel/debug/fail_lsm_hooks/retval + is returned (the default value is -EACCES). + Configure fault-injection capabilities behavior ----------------------------------------------- -- 2.29.1.341.ge80a0c044ae-goog