linux-kernel - [PATCH 2/2] doc: module: DEFAULT_SYMBOL_NAMESPACE must be defined before #includes

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Message-ID:  <3dd7ff6fa0a636de86e091286016be8c90e03631.1733305665.git.ukleinek@kernel.org>
Date: Wed,  4 Dec 2024 11:01:11 +0100
From: Uwe Kleine-König <u.kleine-koenig@...libre.com>
To: Matthias Maennich <maennich@...gle.com>,
	Jonathan Corbet <corbet@....net>
Cc: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Masahiro Yamada <masahiroy@...nel.org>,
	linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] doc: module: DEFAULT_SYMBOL_NAMESPACE must be defined before #includes

The definition of EXPORT_SYMBOL et al depends on
DEFAULT_SYMBOL_NAMESPACE. So DEFAULT_SYMBOL_NAMESPACE must already be
available when <linux/export.h> is parsed.

Reported-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Link: https://lore.kernel.org/linux-i2c/Z09bp9uMzwXRLXuF@smile.fi.intel.com/
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...libre.com>
---
 Documentation/core-api/symbol-namespaces.rst | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/core-api/symbol-namespaces.rst b/Documentation/core-api/symbol-namespaces.rst
index a08a3448cbad..d63e4245a9f5 100644
--- a/Documentation/core-api/symbol-namespaces.rst
+++ b/Documentation/core-api/symbol-namespaces.rst
@@ -80,8 +80,8 @@ unit as preprocessor statement. The above example would then read::
 	#undef  DEFAULT_SYMBOL_NAMESPACE
 	#define DEFAULT_SYMBOL_NAMESPACE "USB_COMMON"
 
-within the corresponding compilation unit before any EXPORT_SYMBOL macro is
-used.
+within the corresponding compilation unit before the #include for
+<linux/export.h>.
 
 3. How to use Symbols exported in Namespaces
 ============================================
-- 
2.45.2