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J . Lu" , Masahiro Yamada , Catalin Marinas , Will Deacon Subject: [PATCHv5 4/4] arm64: Add build salt to the vDSO Date: Tue, 3 Jul 2018 16:34:30 -0700 Message-Id: <20180703233430.14416-5-labbott@redhat.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180703233430.14416-1-labbott@redhat.com> References: <20180703233430.14416-1-labbott@redhat.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180703_163457_902080_EF2C7A84 X-CRM114-Status: GOOD ( 12.38 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nick Clifton , linux-kbuild@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, X86 ML , linux-kernel@vger.kernel.org, Andy Lutomirski , Michael Ellerman , Cary Coutant , Laura Abbott , Linus Torvalds , linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The vDSO needs to have a unique build id in a similar manner to the kernel and modules. Use the build salt macro. Signed-off-by: Laura Abbott Acked-by: Will Deacon --- v5: I was previously focused on x86 only but since powerpc gave a patch, I figured I would do arm64 since the changes were also fairly simple. --- arch/arm64/kernel/vdso/note.S | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/kernel/vdso/note.S b/arch/arm64/kernel/vdso/note.S index b82c85e5d972..2c429dfd3f45 100644 --- a/arch/arm64/kernel/vdso/note.S +++ b/arch/arm64/kernel/vdso/note.S @@ -22,7 +22,10 @@ #include #include #include +#include ELFNOTE_START(Linux, 0, "a") .long LINUX_VERSION_CODE ELFNOTE_END + +BUILD_SALT;