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Fri, 18 Oct 2024 17:37:09 +0000 (GMT) From: Hari Bathini To: linuxppc-dev , bpf@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Michael Ellerman , "Naveen N. Rao" , Mark Rutland , Daniel Borkmann , Masahiro Yamada , Nicholas Piggin , Alexei Starovoitov , Steven Rostedt , Masami Hiramatsu , Andrii Nakryiko , Christophe Leroy , Vishal Chourasia , Mahesh J Salgaonkar Subject: [PATCH v6 08/17] powerpc/ftrace: Move ftrace stub used for init text before _einittext Date: Fri, 18 Oct 2024 23:06:23 +0530 Message-ID: <20241018173632.277333-9-hbathini@linux.ibm.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241018173632.277333-1-hbathini@linux.ibm.com> References: <20241018173632.277333-1-hbathini@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Post: List-Subscribe: , , List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: RXDrmJO6Dba7OiPPMdD66nYzzlm4KbDc X-Proofpoint-ORIG-GUID: MI0FUyXISvyuDiZm69u5OB3OblVg9sO9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-15_01,2024-10-11_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 suspectscore=0 mlxlogscore=999 phishscore=0 adultscore=0 impostorscore=0 priorityscore=1501 spamscore=0 malwarescore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2410180111 From: Naveen N Rao Move the ftrace stub used to cover inittext before _einittext so that it is within kernel text, as seen through core_kernel_text(). This is required for a subsequent change to ftrace. Signed-off-by: Naveen N Rao --- arch/powerpc/kernel/vmlinux.lds.S | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index 7ab4e2fb28b1..b4c9decc7a75 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -265,14 +265,13 @@ SECTIONS .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) { _sinittext = .; INIT_TEXT - + *(.tramp.ftrace.init); /* *.init.text might be RO so we must ensure this section ends on * a page boundary. */ . = ALIGN(PAGE_SIZE); _einittext = .; - *(.tramp.ftrace.init); } :text /* .exit.text is discarded at runtime, not link time, -- 2.47.0