linux-kernel - [PATCH v2 3/4] lib/rhashtable: Replace kernel.h with the necessary inclusions

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Message-Id: <20211007095129.22037-4-andriy.shevchenko@linux.intel.com>
Date:   Thu,  7 Oct 2021 12:51:28 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Randy Dunlap <rdunlap@...radead.org>,
        linux-kernel@...r.kernel.org, linux-kselftest@...r.kernel.org,
        kunit-dev@...glegroups.com, linux-media@...r.kernel.org,
        netdev@...r.kernel.org
Cc:     Brendan Higgins <brendanhiggins@...gle.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Ingo Molnar <mingo@...hat.com>, Will Deacon <will@...nel.org>,
        Waiman Long <longman@...hat.com>,
        Boqun Feng <boqun.feng@...il.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Thomas Graf <tgraf@...g.ch>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH v2 3/4] lib/rhashtable: Replace kernel.h with the necessary inclusions

When kernel.h is used in the headers it adds a lot into dependency hell,
especially when there are circular dependencies are involved.

Replace kernel.h inclusion with the list of what is really being used.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 lib/rhashtable.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lib/rhashtable.c b/lib/rhashtable.c
index a422c7dd9126..01502cf77564 100644
--- a/lib/rhashtable.c
+++ b/lib/rhashtable.c
@@ -12,9 +12,13 @@
  */
 
 #include <linux/atomic.h>
+#include <linux/bit_spinlock.h>
 #include <linux/container_of.h>
-#include <linux/kernel.h>
+#include <linux/err.h>
+#include <linux/export.h>
 #include <linux/init.h>
+#include <linux/jhash.h>
+#include <linux/lockdep.h>
 #include <linux/log2.h>
 #include <linux/sched.h>
 #include <linux/rculist.h>
-- 
2.33.0