Message ID | 20240323173301.151066-11-bugaevc@gmail.com |
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State | New |
Headers | show
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[79.139.171.253]) by smtp.gmail.com with ESMTPSA id g20-20020ac25394000000b00513973dee6fsm361290lfh.150.2024.03.23.10.35.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 23 Mar 2024 10:35:20 -0700 (PDT) From: Sergey Bugaev <bugaevc@gmail.com> To: libc-alpha@sourceware.org, bug-hurd@gnu.org Cc: Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>, Luca <luca@orpolo.org> Subject: [PATCH v2 10/20] aarch64: Allow building without kernel support for BTI Date: Sat, 23 Mar 2024 20:32:51 +0300 Message-ID: <20240323173301.151066-11-bugaevc@gmail.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240323173301.151066-1-bugaevc@gmail.com> References: <20240323173301.151066-1-bugaevc@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-9.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, GIT_PATCH_0, RCVD_IN_BARRACUDACENTRAL, 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 <libc-alpha.sourceware.org> List-Unsubscribe: <https://sourceware.org/mailman/options/libc-alpha>, <mailto:libc-alpha-request@sourceware.org?subject=unsubscribe> List-Archive: <https://sourceware.org/pipermail/libc-alpha/> List-Post: <mailto:libc-alpha@sourceware.org> List-Help: <mailto:libc-alpha-request@sourceware.org?subject=help> List-Subscribe: <https://sourceware.org/mailman/listinfo/libc-alpha>, <mailto:libc-alpha-request@sourceware.org?subject=subscribe> Errors-To: libc-alpha-bounces+incoming=patchwork.ozlabs.org@sourceware.org |
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aarch64-gnu port & GNU/Hurd on AArch64 progress
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diff --git a/sysdeps/aarch64/dl-bti.c b/sysdeps/aarch64/dl-bti.c index fd0d308a..4cf85630 100644 --- a/sysdeps/aarch64/dl-bti.c +++ b/sysdeps/aarch64/dl-bti.c @@ -28,6 +28,7 @@ /* Enable BTI protection for MAP. */ +#ifdef PROT_BTI void _dl_bti_protect (struct link_map *map, int fd) { @@ -59,6 +60,15 @@ _dl_bti_protect (struct link_map *map, int fd) } } +#else /* PROT_BTI */ +void +_dl_bti_protect (struct link_map *map, int fd) +{ + (void) map; + (void) fd; +} +#endif + static void bti_failed (struct link_map *l, const char *program)
If PROT_BTI is not defined, turn _dl_bti_protect () into a no-op. We intend to support BTI & PROT_BTI on the Hurd eventually, but we're not there yet. Signed-off-by: Sergey Bugaev <bugaevc@gmail.com> --- sysdeps/aarch64/dl-bti.c | 10 ++++++++++ 1 file changed, 10 insertions(+)