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From: "Neeraj Upadhyay (AMD)" <neeraj.iitr10@gmail.com>
To: rcu@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, kernel-team@meta.com,
	rostedt@goodmis.org, paulmck@kernel.org, Neeraj.Upadhyay@amd.com,
	Pedro Falcato <pedro.falcato@gmail.com>,
	Neeraj Upadhyay <neeraj.iitr10@gmail.com>
Subject: [PATCH rcu 2/3] rcu: Remove unused macros from rcupdate.h
Date: Tue, 12 Dec 2023 23:10:03 +0530	[thread overview]
Message-ID: <20231212174004.11754-2-neeraj.iitr10@gmail.com> (raw)
In-Reply-To: <20231212173948.GA11724@neeraj.linux>

From: Pedro Falcato <pedro.falcato@gmail.com>

ulong2long, USHORT_CMP_GE and USHORT_CMP_LT are redundant and have been
unused for quite a few releases.

Signed-off-by: Pedro Falcato <pedro.falcato@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Neeraj Upadhyay (AMD) <neeraj.iitr10@gmail.com>
---
 include/linux/rcupdate.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index f7206b2623c9..aa87c82236dd 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -34,9 +34,6 @@
 
 #define ULONG_CMP_GE(a, b)	(ULONG_MAX / 2 >= (a) - (b))
 #define ULONG_CMP_LT(a, b)	(ULONG_MAX / 2 < (a) - (b))
-#define ulong2long(a)		(*(long *)(&(a)))
-#define USHORT_CMP_GE(a, b)	(USHRT_MAX / 2 >= (unsigned short)((a) - (b)))
-#define USHORT_CMP_LT(a, b)	(USHRT_MAX / 2 < (unsigned short)((a) - (b)))
 
 /* Exported common interfaces */
 void call_rcu(struct rcu_head *head, rcu_callback_t func);
-- 
2.40.1


  parent reply	other threads:[~2023-12-12 17:40 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-12 17:39 [PATCH rcu 0/3] RCU misc fixes for v6.8 Neeraj Upadhyay (AMD)
2023-12-12 17:40 ` [PATCH rcu 1/3] rcu: Restrict access to RCU CPU stall notifiers Neeraj Upadhyay (AMD)
2023-12-12 17:40 ` Neeraj Upadhyay (AMD) [this message]
2023-12-12 17:40 ` [PATCH rcu 3/3] rcu: Force quiescent states only for ongoing grace period Neeraj Upadhyay (AMD)
2023-12-12 23:22   ` Joel Fernandes

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