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From:   "Ahmed S. Darwish" <darwi@linutronix.de>
To:     Masahiro Yamada <masahiroy@kernel.org>,
        Nathan Chancellor <nathan@kernel.org>,
        Nick Desaulniers <ndesaulniers@google.com>,
        Nicolas Schier <nicolas@fjasle.eu>
Cc:     Thomas Gleixner <tglx@linutronix.de>, linux-kbuild@vger.kernel.org,
        LKML <linux-kernel@vger.kernel.org>,
        "Ahmed S. Darwish" <darwi@linutronix.de>
Subject: [PATCH v2 2/2] docs: Set minimal gtags / GNU GLOBAL version to 6.6.5
Date:   Tue,  9 May 2023 03:26:16 +0200
Message-Id: <20230509012616.81579-3-darwi@linutronix.de>
In-Reply-To: <20230509012616.81579-1-darwi@linutronix.de>
References: <20230504201833.202494-1-darwi@linutronix.de>
 <20230509012616.81579-1-darwi@linutronix.de>
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Kernel build now uses the gtags "-C (--directory)" option, available
since GNU GLOBAL v6.6.5.  Update the documentation accordingly.

Signed-off-by: Ahmed S. Darwish <darwi@linutronix.de>
Cc: <stable@vger.kernel.org>
Link: https://lists.gnu.org/archive/html/info-global/2020-09/msg00000.html
---
 Documentation/process/changes.rst | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/process/changes.rst b/Documentation/process/changes.rst
index ef540865ad22..a9ef00509c9b 100644
--- a/Documentation/process/changes.rst
+++ b/Documentation/process/changes.rst
@@ -60,6 +60,7 @@ openssl & libcrypto    1.0.0            openssl version
 bc                     1.06.95          bc --version
 Sphinx\ [#f1]_         1.7              sphinx-build --version
 cpio                   any              cpio --version
+gtags (optional)       6.6.5            gtags --version
 ====================== ===============  ========================================
 
 .. [#f1] Sphinx is needed only to build the Kernel documentation
@@ -174,6 +175,12 @@ You will need openssl to build kernels 3.7 and higher if module signing is
 enabled.  You will also need openssl development packages to build kernels 4.3
 and higher.
 
+gtags / GNU GLOBAL (optional)
+-----------------------------
+
+The kernel build requires GNU GLOBAL version 6.6.5 or later to generate
+tag files through ``make gtags``.  This is due to its use of the gtags
+``-C (--directory)`` flag.
 
 System utilities
 ****************
-- 
2.40.0