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Tue, 06 Aug 2024 17:07:19 -0700 (PDT) Received: from debug.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1ff58f59cc2sm93381845ad.92.2024.08.06.17.07.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Aug 2024 17:07:19 -0700 (PDT) From: Deepak Gupta To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: richard.henderson@linaro.org, pbonzini@redhat.com, palmer@dabbelt.com, Alistair.Francis@wdc.com, laurent@vivier.eu, bmeng.cn@gmail.com, liwei1518@gmail.com, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, Deepak Gupta , Jim Shu Subject: [PATCH v3 19/20] linux-user: permit RISC-V CFI dynamic entry in VDSO Date: Tue, 6 Aug 2024 17:06:50 -0700 Message-ID: <20240807000652.1417776-20-debug@rivosinc.com> X-Mailer: git-send-email 2.45.0 In-Reply-To: <20240807000652.1417776-1-debug@rivosinc.com> References: <20240807000652.1417776-1-debug@rivosinc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::62d; envelope-from=debug@rivosinc.com; helo=mail-pl1-x62d.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org RISC-V CFI use new processor-specific dynamic entry in ELF. Permit it in VDSO post-processing script. Signed-off-by: Jim Shu Signed-off-by: Deepak Gupta --- linux-user/gen-vdso-elfn.c.inc | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/linux-user/gen-vdso-elfn.c.inc b/linux-user/gen-vdso-elfn.c.inc index 95856eb839..59c818eb11 100644 --- a/linux-user/gen-vdso-elfn.c.inc +++ b/linux-user/gen-vdso-elfn.c.inc @@ -273,6 +273,13 @@ static void elfN(process)(FILE *outf, void *buf, bool need_bswap) errors++; break; + case PT_LOPROC + 2: + /* RISCV_ZICFILP_PLT: for RISC-V zicfilp extension */ + if (ehdr->e_machine == EM_RISCV) { + break; + } + goto do_default; + case PT_LOPROC + 3: if (ehdr->e_machine == EM_PPC64) { break; /* DT_PPC64_OPT: integer bitmask */