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([2804:1b3:a7c0:842a:e498:ad33:bbad:a9fd]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2cb77307630sm2861223a91.21.2024.07.19.07.23.23 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Jul 2024 07:23:24 -0700 (PDT) From: Adhemerval Zanella To: libc-alpha@sourceware.org Subject: [PATCH] linux: Also check pkey_get for ENOSYS on tst-pkey (BZ 31996) Date: Fri, 19 Jul 2024 11:23:15 -0300 Message-ID: <20240719142320.881675-1-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-Spam-Status: No, score=-12.8 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces~patch=linaro.org@sourceware.org The powerpc pkey_get/pkey_set support was only added for 64-bit [1], and tst-pkey only checks if the support was present with pkey_alloc (which does not fail on powerpc32, at least running a 64-bit kernel). Checked on powerpc-linux-gnu. [1] https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=a803367bab167f5ec4fde1f0d0ec447707c29520 Reviewed-By: Andreas K. Huettel --- sysdeps/unix/sysv/linux/tst-pkey.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/sysdeps/unix/sysv/linux/tst-pkey.c b/sysdeps/unix/sysv/linux/tst-pkey.c index d9083daab9..46f55666da 100644 --- a/sysdeps/unix/sysv/linux/tst-pkey.c +++ b/sysdeps/unix/sysv/linux/tst-pkey.c @@ -205,7 +205,13 @@ do_test (void) " protection keys"); FAIL_EXIT1 ("pkey_alloc: %m"); } - TEST_COMPARE (pkey_get (keys[0]), 0); + if (pkey_get (keys[0]) < 0) + { + if (errno == ENOSYS) + FAIL_UNSUPPORTED + ("glibc does not support memory protection keys"); + FAIL_EXIT1 ("pkey_alloc: %m"); + } for (int i = 1; i < key_count; ++i) { keys[i] = pkey_alloc (0, i);