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GET /api/1.1/patches/2223732/?format=api
{ "id": 2223732, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2223732/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260416030642.26744-1-changfengnan@bytedance.com/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/1.1/projects/8/?format=api", "name": "Linux ext4 filesystem development", "link_name": "linux-ext4", "list_id": "linux-ext4.vger.kernel.org", "list_email": "linux-ext4@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null }, "msgid": "<20260416030642.26744-1-changfengnan@bytedance.com>", "date": "2026-04-16T03:06:42", "name": "iomap: avoid memset iomap when iter is done", "commit_ref": null, "pull_url": null, "state": "not-applicable", "archived": false, "hash": "f2a37e6fba637aa2e79907575c20340ec6981bf5", "submitter": { "id": 80323, "url": "http://patchwork.ozlabs.org/api/1.1/people/80323/?format=api", "name": "Fengnan Chang", "email": "fengnanchang@gmail.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260416030642.26744-1-changfengnan@bytedance.com/mbox/", "series": [ { "id": 500072, "url": "http://patchwork.ozlabs.org/api/1.1/series/500072/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=500072", "date": "2026-04-16T03:06:42", "name": "iomap: avoid memset iomap when iter is done", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/500072/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2223732/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2223732/checks/", "tags": {}, "headers": { "Return-Path": "\n <SRS0=3RNV=CP=vger.kernel.org=linux-ext4+bounces-15855-patchwork-incoming=ozlabs.org@ozlabs.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-ext4@vger.kernel.org" ], "Delivered-To": [ "patchwork-incoming@legolas.ozlabs.org", "patchwork-incoming@ozlabs.org" ], "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=c5xOjVjk;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=2404:9400:2221:ea00::3; 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Therefore, split the cleanup logic: always release the\nfolio_batch, but skip the memset() when ret <= 0.\n\nSigned-off-by: Fengnan Chang <changfengnan@bytedance.com>\n---\n fs/iomap/iter.c | 5 +++--\n 1 file changed, 3 insertions(+), 2 deletions(-)", "diff": "diff --git a/fs/iomap/iter.c b/fs/iomap/iter.c\nindex c04796f6e57f..91eb5e6165ff 100644\n--- a/fs/iomap/iter.c\n+++ b/fs/iomap/iter.c\n@@ -15,8 +15,6 @@ static inline void iomap_iter_reset_iomap(struct iomap_iter *iter)\n \t}\n \n \titer->status = 0;\n-\tmemset(&iter->iomap, 0, sizeof(iter->iomap));\n-\tmemset(&iter->srcmap, 0, sizeof(iter->srcmap));\n }\n \n /* Advance the current iterator position and decrement the remaining length */\n@@ -106,6 +104,9 @@ int iomap_iter(struct iomap_iter *iter, const struct iomap_ops *ops)\n \tif (ret <= 0)\n \t\treturn ret;\n \n+\tmemset(&iter->iomap, 0, sizeof(iter->iomap));\n+\tmemset(&iter->srcmap, 0, sizeof(iter->srcmap));\n+\n begin:\n \tret = ops->iomap_begin(iter->inode, iter->pos, iter->len, iter->flags,\n \t\t\t &iter->iomap, &iter->srcmap);\n", "prefixes": [] }