From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-2.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,RCVD_IN_SORBS_SPAM, RP_MATCHES_RCVD shortcircuit=no autolearn=no autolearn_force=no version=3.4.0 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by dcvr.yhbt.net (Postfix) with ESMTP id D2F7B20281 for ; Tue, 31 Oct 2017 03:23:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752002AbdJaDXa (ORCPT ); Mon, 30 Oct 2017 23:23:30 -0400 Received: from mail-pg0-f65.google.com ([74.125.83.65]:52546 "EHLO mail-pg0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751615AbdJaDX3 (ORCPT ); Mon, 30 Oct 2017 23:23:29 -0400 Received: by mail-pg0-f65.google.com with SMTP id a192so13445855pge.9 for ; Mon, 30 Oct 2017 20:23:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=to:from:subject:message-id:date:user-agent:mime-version :content-language:content-transfer-encoding; bh=9SGfkCZGn/H0sr36yiWK3ss112f48m5afWOknFxcHbE=; b=dXtoDXz+latKp+95goT4un6Hv7A7q8p6aR8Y+qtqINpl0ISW5m5BDLilyZiYyllAf4 X2FRjZ1xVZmcuvc8STV7zrKI9cqi/te08i2khM7fqlnjMejE/phNurssmQJb9Rf26CvN FoYh6zro5tfekc0Fld3a7hBfv/6XaGalzB2HPSCh2mMNPxH8aEp2QjCvaoXi8OKRPAB2 i6bxb9V5EZl1Y4iPn4iDFoKNz5i799sEMB6i00B3Dnh3u8F653nX2VJkz80LTtvIXzIQ ZJ1ZKek/XMZvL0E6aYIYZsXIlPvArHU12xM8DkRgeEx+tdfVT927fQ7+Fq2kNbre4P81 KHbA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:from:subject:message-id:date:user-agent :mime-version:content-language:content-transfer-encoding; bh=9SGfkCZGn/H0sr36yiWK3ss112f48m5afWOknFxcHbE=; b=Pwqk+9KbIafuHln6LxFZmroTz2kFyFVLPNziG+FqdzUywKaIiOotWjFvYdevQywwoB hGeI3vGm35B+Ck13FH5pQKDWJucQ0dpVbDnBKHcyf8Qr+5pu5rfN/0GmX0yv2dcQFp8k dWn5tH3OclPtxOWkTChFLy2QbzVP6adwUDDbn0oj7z/5+XIc4rqT2DgTeaf2aIibf7Dd 4VWPjT6xVLcTONhWrQCn5fRpvbliZYg3tDCHWtkzt/uu/qGQDPvSqRxh6PnDbhrDJO/Y otrdEtFVFTSXJ8ZQXs6BHzgR05lq0+Y54GNHP3ZNzrOukSrCtFHhjA+FtTh70udlV+ZB vnZQ== X-Gm-Message-State: AMCzsaXGauZNXeFvE21LUaJsqiu8km9B+1a5GI27k31CFukZ40TnKOoG EwCTylbOL066m8RkLzroNw== X-Google-Smtp-Source: ABhQp+SM1Xx5+eZ5gCiykiXcwaBZ0iurzbY86l+js882bJUNo9DXaO5nlkWXRmSffDFaeLv/VOr0aw== X-Received: by 10.98.147.156 with SMTP id r28mr536400pfk.325.1509420209539; Mon, 30 Oct 2017 20:23:29 -0700 (PDT) Received: from [127.0.0.1] ([144.48.7.118]) by smtp.gmail.com with ESMTPSA id x9sm513099pfk.120.2017.10.30.20.23.26 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 30 Oct 2017 20:23:28 -0700 (PDT) To: git@vger.kernel.org From: Yubin Ruan Subject: Meaning of two commit-ish hash in git diff Message-ID: Date: Tue, 31 Oct 2017 11:24:22 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Hi, Can anyone tell me what does the "f8886b4..a1c96df" mean in a git diff output, as below? diff --git a/path/somefile b/path/somefile index f8886b4..a1c96df 100644 --- a/path/somefile +++ b/path/somefile This is output by a `git diff` between two adjacent commits but they are not any commit hash. I grep through the whole $(git log) but still cannot find those hash. And BTW, are there any special meanings for that .. ? Thanks, Yubin