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[133.18.108.210]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-32b747c2d66sm3510656a91.28.2025.09.04.03.01.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 04 Sep 2025 03:01:33 -0700 (PDT) From: ChenMiao To: Linux Kernel , Linux OpenRISC Cc: chenmiao , Jonas Bonn , Stefan Kristiansson , Stafford Horne Subject: [PATCH v4 2/4] openrisc: Add R_OR1K_32_PCREL relocation type module support Date: Thu, 4 Sep 2025 10:00:50 +0000 Message-ID: <20250904100109.688033-3-chenmiao.ku@gmail.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250904100109.688033-1-chenmiao.ku@gmail.com> References: <20250904100109.688033-1-chenmiao.ku@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: chenmiao To ensure the proper functioning of the jump_label test module, this patch adds support for the R_OR1K_32_PCREL relocation type. The implementation calculates the PC-relative offset by subtracting the instruction location from the target value and stores the result at the specified location. Signed-off-by: chenmiao --- arch/openrisc/kernel/module.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/openrisc/kernel/module.c b/arch/openrisc/kernel/module.c index c9ff4c4a0b29..4ac4fbaa827c 100644 --- a/arch/openrisc/kernel/module.c +++ b/arch/openrisc/kernel/module.c @@ -55,6 +55,10 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, value |=3D *location & 0xfc000000; *location =3D value; break; + case R_OR1K_32_PCREL: + value -=3D (uint32_t)location; + *location =3D value; + break; case R_OR1K_AHI16: /* Adjust the operand to match with a signed LO16. */ value +=3D 0x8000; --=20 2.45.2