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{ "id": 2222594, "url": "http://patchwork.ozlabs.org/api/1.2/covers/2222594/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/cover/20260413065114.730231-1-409411716@gms.tku.edu.tw/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/1.2/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, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260413065114.730231-1-409411716@gms.tku.edu.tw>", "list_archive_url": null, "date": "2026-04-13T06:51:12", "name": "[v3,0/2] ext4: add hash Kunit tests and optimize str2hashbuf", "submitter": { "id": 92099, "url": "http://patchwork.ozlabs.org/api/1.2/people/92099/?format=api", "name": "Guan-Chun Wu", "email": "409411716@gms.tku.edu.tw" }, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/cover/20260413065114.730231-1-409411716@gms.tku.edu.tw/mbox/", "series": [ { "id": 499652, "url": "http://patchwork.ozlabs.org/api/1.2/series/499652/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=499652", "date": "2026-04-13T06:51:13", "name": "ext4: add hash Kunit tests and optimize str2hashbuf", "version": 3, "mbox": "http://patchwork.ozlabs.org/series/499652/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2222594/comments/", "headers": { "Return-Path": "\n <SRS0=XJmI=CM=vger.kernel.org=linux-ext4+bounces-15801-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=gms-tku-edu-tw.20251104.gappssmtp.com\n header.i=@gms-tku-edu-tw.20251104.gappssmtp.com header.a=rsa-sha256\n header.s=20251104 header.b=xR/cIh2g;\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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This also\nreduces overhead and shows roughly 2x improvement on longer inputs in\nlocal testing.\n\nThanks,\nGuan-Chun Wu\n\nLink: https://lore.kernel.org/lkml/20251122043929.1908643-1-409411716@gms.tku.edu.tw/\n\n---\n\nv2 -> v3 :\n\n - Added Kunit tests for fs/ext4/hash.c.\n\n---\n\nGuan-Chun Wu (2):\n ext4: add Kunit coverage for directory hash computation\n ext4: improve str2hashbuf by processing 4-byte chunks and removing\n function pointers\n\n fs/ext4/Makefile | 2 +-\n fs/ext4/hash-test.c | 546 ++++++++++++++++++++++++++++++++++++++++++++\n fs/ext4/hash.c | 64 ++++--\n 3 files changed, 589 insertions(+), 23 deletions(-)\n create mode 100644 fs/ext4/hash-test.c" }