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Mon, 13 Jul 2026 04:26:51 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay07.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 66D4Qmhw45744508 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 13 Jul 2026 04:26:48 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E20022004B; Mon, 13 Jul 2026 04:26:47 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D009F20040; Mon, 13 Jul 2026 04:26:44 +0000 (GMT) Received: from li-4f5ba44c-27d4-11b2-a85c-a08f5b49eada.bl1-in.ibm.com (unknown [9.123.14.142]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 13 Jul 2026 04:26:44 +0000 (GMT) From: Sourabh Jain To: linuxppc-dev@lists.ozlabs.org, maddy@linux.ibm.com, mpe@ellerman.id.au, ritesh.list@gmail.com Cc: npiggin@gmail.com, chleroy@kernel.org, shivangu@linux.ibm.com, hbathini@linux.ibm.com, mahesh@linux.ibm.com, adityag@linux.ibm.com, venkat88@linux.ibm.com, Sourabh Jain Subject: [PATCH v2 1/2] powerpc/fadump: remove old sysfs symlink Date: Mon, 13 Jul 2026 09:56:34 +0530 Message-ID: <20260713042636.1599868-2-sourabhjain@linux.ibm.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260713042636.1599868-1-sourabhjain@linux.ibm.com> References: <20260713042636.1599868-1-sourabhjain@linux.ibm.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzEzMDAzOSBTYWx0ZWRfX+HxcJpF93EI9 kHbBZaYxfSmylvXcNWeJSiOPuUa2lIihTS1Uqdr2bZAzewZ4kIS6jGu8772+3au/cS0zX94n5cS VaDcel1NkXhprP8dGOF61bBHvYJ+oeVK44ImNHL895YhvcnKHq2aZKJNlWZCjYnJQDPe59TQ+7I vxPGLvG0hIto4Bl1MxZi0Go8jYTdTp20eluh3s8tYdlj3sVR/jizSSPDN3A2ohno9m9aNb8fgbQ mq1Kf4WovaKDwPGbZXuifMpAU0+1Q28mAfOOghePpGRGMqzcuRfy0V7K1qMfLiYp8DX30O4DMli WjD/nwCnEj4I0NJnPS8xr2wCJhIpL+PIlCWn4ANtt0SfjL3qAxygiUMX3PjakKBLBXZbIdrZ7c/ vJXkPvbU4d+aXWNH8V1FgLL9JGA6J0c+asAzFCf3tNWF90cEaepSILV/ZhjbF62xomLDlbz4j3D SLjsWgavoZAzvsCU6Pw== X-Proofpoint-ORIG-GUID: J6FmZc0BWoJlozgc2elH6oQgnS3O9G89 X-Proofpoint-Spam-Info: AW1haW4tMjYwNzEzMDAzOSBTYWx0ZWRfX7uS0ZC6NS94X E8HqJZPKRTuRiJw3ARApv5qej/XF3Ev5/6CGIOel/uygty5FSELfwcmsAidKv2kXcX/LM8TqQjt rDrdTILey9p7X+QTwRJMwPeMkO0gLUo= X-Authority-Analysis: v=2.4 cv=TpzWQjXh c=1 sm=1 tr=0 ts=6a54690d cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=RAioF0-LDSMA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=uAbxVGIbfxUO_5tXvNgY:22 a=NEAV23lmAAAA:8 a=VnNF1IyMAAAA:8 a=6mKYDruanZIfvi_TY5EA:9 X-Proofpoint-GUID: JezAMxaJhc0ZuVP5tB54HozZbRSKFhFv X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-13_01,2026-07-10_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 priorityscore=1501 impostorscore=0 malwarescore=0 bulkscore=0 lowpriorityscore=0 adultscore=0 spamscore=0 clxscore=1015 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607130039 Commit d418b19f34ed ("powerpc/fadump: Reorganize /sys/kernel/fadump_* sysfs files") and commit 3f5f1f22ef10 ("Documentation/ABI: Mark /sys/kernel/fadump_* sysfs files deprecated") moved the /sys/kernel/fadump_* sysfs files to /sys/kernel/fadump/ and deprecated the old files in 2019. To maintain backward compatibility, symlinks were added at the old locations so existing tools could still work. References [1][2] now use the new sysfs interface, so we can safely remove the old symlinks. Link: https://github.com/rhkdump/kdump-utils/commit/fc7c65312a5bef115ce40818bf43ddd3b01b8958 [1] Link: https://github.com/openSUSE/kdump/commit/c274a22ff5f326c8afaa7bba60bd1b86abfc4fab [2] Signed-off-by: Sourabh Jain --- arch/powerpc/kernel/fadump.c | 36 ------------------------------------ 1 file changed, 36 deletions(-) diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c index 7f79c9aea4a9..7a23b7e7d643 100644 --- a/arch/powerpc/kernel/fadump.c +++ b/arch/powerpc/kernel/fadump.c @@ -1592,43 +1592,7 @@ static void __init fadump_init_files(void) pr_err("sysfs group creation failed (%d), unregistering FADump", rc); unregister_fadump(); - return; - } - - /* - * The FADump sysfs are moved from kernel_kobj to fadump_kobj need to - * create symlink at old location to maintain backward compatibility. - * - * - fadump_enabled -> fadump/enabled - * - fadump_registered -> fadump/registered - * - fadump_release_mem -> fadump/release_mem - */ - rc = compat_only_sysfs_link_entry_to_kobj(kernel_kobj, fadump_kobj, - "enabled", "fadump_enabled"); - if (rc) { - pr_err("unable to create fadump_enabled symlink (%d)", rc); - return; - } - - rc = compat_only_sysfs_link_entry_to_kobj(kernel_kobj, fadump_kobj, - "registered", - "fadump_registered"); - if (rc) { - pr_err("unable to create fadump_registered symlink (%d)", rc); - sysfs_remove_link(kernel_kobj, "fadump_enabled"); - return; } - - if (fw_dump.dump_active) { - rc = compat_only_sysfs_link_entry_to_kobj(kernel_kobj, - fadump_kobj, - "release_mem", - "fadump_release_mem"); - if (rc) - pr_err("unable to create fadump_release_mem symlink (%d)", - rc); - } - return; } static int __init fadump_setup_elfcorehdr_buf(void) -- 2.52.0