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GET /api/1.1/patches/2223807/?format=api
{ "id": 2223807, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2223807/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20260416-enable_fua-v3-1-84508de2bfd9@oss.qualcomm.com/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/1.1/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null }, "msgid": "<20260416-enable_fua-v3-1-84508de2bfd9@oss.qualcomm.com>", "date": "2026-04-16T09:10:46", "name": "[v3,1/2] Revert \"scsi: sync cache on write\"", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "a6242e591e12ca2536b0dcfc144b2b4456f2085f", "submitter": { "id": 90810, "url": "http://patchwork.ozlabs.org/api/1.1/people/90810/?format=api", "name": "Balaji Selvanathan", "email": "balaji.selvanathan@oss.qualcomm.com" }, "delegate": { "id": 3651, "url": "http://patchwork.ozlabs.org/api/1.1/users/3651/?format=api", "username": "trini", "first_name": "Tom", "last_name": "Rini", "email": "trini@ti.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20260416-enable_fua-v3-1-84508de2bfd9@oss.qualcomm.com/mbox/", "series": [ { "id": 500116, "url": "http://patchwork.ozlabs.org/api/1.1/series/500116/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=500116", "date": "2026-04-16T09:10:45", "name": "scsi: Replace SYNC_CACHE with FUA for scsi write", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/500116/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2223807/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2223807/checks/", "tags": {}, "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 header.b=n6JnIuNT;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.a=rsa-sha256 header.s=google header.b=V1zogV2t;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=2a01:238:438b:c500:173d:9f52:ddab:ee01; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org)", "phobos.denx.de;\n dmarc=none (p=none dis=none) header.from=oss.qualcomm.com", "phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de", "phobos.denx.de;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com\n header.b=\"n6JnIuNT\";\n\tdkim=pass (2048-bit key;\n unprotected) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com\n header.b=\"V1zogV2t\";\n\tdkim-atps=neutral", "phobos.denx.de; dmarc=none (p=none dis=none)\n header.from=oss.qualcomm.com", "phobos.denx.de; spf=pass\n smtp.mailfrom=balaji.selvanathan@oss.qualcomm.com" ], "Received": [ "from phobos.denx.de (phobos.denx.de\n [IPv6:2a01:238:438b:c500:173d:9f52:ddab:ee01])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fxC1K6vC0z1yCv\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 16 Apr 2026 19:11:17 +1000 (AEST)", "from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id 862F18423F;\n\tThu, 16 Apr 2026 11:11:14 +0200 (CEST)", "by phobos.denx.de (Postfix, from userid 109)\n id 4431B83FC0; Thu, 16 Apr 2026 11:11:07 +0200 (CEST)", "from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com\n [205.220.168.131])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id DCEA58423D\n for <u-boot@lists.denx.de>; Thu, 16 Apr 2026 11:10:58 +0200 (CEST)", "from pps.filterd (m0279865.ppops.net [127.0.0.1])\n by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id\n 63G90YmA2979251\n for <u-boot@lists.denx.de>; Thu, 16 Apr 2026 09:10:57 GMT", "from mail-pl1-f199.google.com (mail-pl1-f199.google.com\n [209.85.214.199])\n by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4djvru81jg-1\n (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT)\n for <u-boot@lists.denx.de>; Thu, 16 Apr 2026 09:10:56 +0000 (GMT)", "by mail-pl1-f199.google.com with SMTP id\n d9443c01a7336-2b2eba42b8dso42839105ad.0\n for <u-boot@lists.denx.de>; Thu, 16 Apr 2026 02:10:56 -0700 (PDT)", "from hu-bselvana-blr.qualcomm.com\n (blr-bdr-fw-01_GlobalNAT_AllZones-Outside.qualcomm.com. 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charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260416-enable_fua-v3-1-84508de2bfd9@oss.qualcomm.com>", "References": "<20260416-enable_fua-v3-0-84508de2bfd9@oss.qualcomm.com>", "In-Reply-To": "<20260416-enable_fua-v3-0-84508de2bfd9@oss.qualcomm.com>", "To": "u-boot@lists.denx.de", "Cc": "Tom Rini <trini@konsulko.com>,\n Varadarajan Narayanan <varadarajan.narayanan@oss.qualcomm.com>,\n Aswin Murugan <aswin.murugan@oss.qualcomm.com>,\n Macpaul Lin <macpaul.lin@mediatek.com>,\n Marek Vasut <marek.vasut@mailbox.org>,\n Andrew Goodbody <andrew.goodbody@linaro.org>,\n Bin Meng <bmeng.cn@gmail.com>,\n Balaji Selvanathan <balaji.selvanathan@oss.qualcomm.com>", "X-Mailer": "b4 0.14.3", "X-Developer-Signature": "v=1; a=ed25519-sha256; t=1776330648; l=2029;\n i=balaji.selvanathan@oss.qualcomm.com; s=20260213; h=from:subject:message-id;\n bh=o8PwxZfXcVL44M49MTd/tAXHJrEfHBvmrSSCiqJGpuA=;\n b=z2Y2aoqfLkE455vOT5pOs/Tqe8Zfuxv/9pyD4XkUKe9B198OwX/wqZPg4dNV8ip+LtiB/GBZu\n kP/6T3SgEGqA4nZn3V8zS52eXpTJK6uASGTq8Z+IrcRGW5SgzQq/lJU", "X-Developer-Key": "i=balaji.selvanathan@oss.qualcomm.com; a=ed25519;\n pk=CDpYiUU3SH7KGEtsBvY2tBGPiWfMxqWJF0p2LftOfnc=", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDE2MDA4NiBTYWx0ZWRfX5H6G0lgb/yyO\n ukyi3iyiuKQ2zEVHGAj1Jct4h4O5MHDebkNJvMWY39TQWOqX/BxnZTN9/L9/uvGzGdi8ajZoBMB\n voFnPPkaQUTI7Gp+9S+ET7xb0tnOrmTj1VS7E3RJZDyyYkiSs4A6rXPtuieNqh+AGvmcNcDjfk5\n xunpUNOqHRBd5k4e+6NREGfJJ+w18oR6/7LDi2NTnUYxD+I+5njdEXuv2LgvE/jGp6OL8ILm+o+\n F+4kKH8jYG6pOq77Ixm8nD6/BVxQ26GkGzGfsuO9WegrRoL5OEiqciSXB2Q0UI2+YD9wTyv9qZj\n H2l6z3VJwU24kzpLs5SK0ctRVs4+x7igNeUNeOCqKeiDSz5XHnpule8akTAP+a67fsgvRVJXTIj\n H+LDgrkxBau+NQzuEjUXaENOjS+KjNdTHq7IsXqqJ/GsFWwFUyC09GkmqH9xTj+IKpD79DZEJKw\n +wMYl0S9XISZ+O1uAdw==", "X-Proofpoint-GUID": "DQHD7Itkifj8t2e0BTF3E8cb2oNgDrU9", "X-Proofpoint-ORIG-GUID": "DQHD7Itkifj8t2e0BTF3E8cb2oNgDrU9", "X-Authority-Analysis": "v=2.4 cv=GcInWwXL c=1 sm=1 tr=0 ts=69e0a7a0 cx=c_pps\n a=JL+w9abYAAE89/QcEU+0QA==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17\n a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10\n a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22\n a=EUspDBNiAAAA:8 a=OPt5pyjpXDMeivyPd00A:9 a=QEXdDO2ut3YA:10 a=O8hF6Hzn-FEA:10\n a=324X-CrmTo6CU4MGRt3R:22", "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-16_02,2026-04-13_04,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n lowpriorityscore=0 adultscore=0 priorityscore=1501 malwarescore=0\n impostorscore=0 phishscore=0 suspectscore=0 bulkscore=0 spamscore=0\n clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc=\n route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000\n definitions=main-2604160086", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.39", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.103.8 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "While the SYNC_CACHE approach prevents data loss during board resets,\nit causes system hangs during large sparse image flashing operations.\nThis will be replaced with a FUA (Force Unit Access) approach in future\ncommit, which achieves the same data integrity goal more efficiently.\n\nThis reverts commit ffe4e6ab42d2534302be825e49a2d085acf80f30.\n\nSigned-off-by: Balaji Selvanathan <balaji.selvanathan@oss.qualcomm.com>\n---\nChanges in v3:\n- Changed commit description's structure.\n---\n drivers/scsi/scsi.c | 22 ----------------------\n 1 file changed, 22 deletions(-)", "diff": "diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c\nindex 116b696b08d..9a417795851 100644\n--- a/drivers/scsi/scsi.c\n+++ b/drivers/scsi/scsi.c\n@@ -82,23 +82,6 @@ static void scsi_setup_inquiry(struct scsi_cmd *pccb)\n \tpccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */\n }\n \n-static void scsi_setup_sync_cache(struct scsi_cmd *pccb, lbaint_t start,\n-\t\t\t\t lbaint_t blocks)\n-{\n-\tpccb->cmd[0] = SCSI_SYNC_CACHE;\n-\tpccb->cmd[1] = 0;\n-\tpccb->cmd[2] = (unsigned char)(start >> 24) & 0xff;\n-\tpccb->cmd[3] = (unsigned char)(start >> 16) & 0xff;\n-\tpccb->cmd[4] = (unsigned char)(start >> 8) & 0xff;\n-\tpccb->cmd[5] = (unsigned char)start & 0xff;\n-\tpccb->cmd[6] = 0;\n-\tpccb->cmd[7] = (unsigned char)(blocks >> 8) & 0xff;\n-\tpccb->cmd[8] = (unsigned char)blocks & 0xff;\n-\tpccb->cmd[9] = 0;\n-\tpccb->cmdlen = 10;\n-\tpccb->msgout[0] = SCSI_IDENTIFY; /* NOT USED */\n-}\n-\n static void scsi_setup_read_ext(struct scsi_cmd *pccb, lbaint_t start,\n \t\t\t\tlbaint_t blocks)\n {\n@@ -301,11 +284,6 @@ static ulong scsi_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt,\n \t\tbuf_addr += pccb->datalen;\n \t} while (blks != 0);\n \n-\t/* Flush the SCSI cache so we don't lose data on board reset. */\n-\tscsi_setup_sync_cache(pccb, 0, 0);\n-\tif (scsi_exec(bdev, pccb))\n-\t\tscsi_print_error(pccb);\n-\n \tdebug(\"%s: end startblk \" LBAF \", blccnt \" LBAF \" buffer %lX\\n\",\n \t __func__, start, blocks, buf_addr);\n \treturn blkcnt;\n", "prefixes": [ "v3", "1/2" ] }