linux-kernel - SLUB: simplify re on_each

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Message-ID: <20080716172902.GA5176@martell.zuzino.mipt.ru>
Date:	Wed, 16 Jul 2008 21:29:02 +0400
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	cl@...ux-foundation.org, penberg@...helsinki.fi
Cc:	linux-kernel@...r.kernel.org
Subject: SLUB: simplify re on_each_cpu()

on_each_cpu() expands to function call on UP, too.

Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>
---

 mm/slub.c |    8 --------
 1 file changed, 8 deletions(-)

--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1495,15 +1495,7 @@ static void flush_cpu_slab(void *d)
 
 static void flush_all(struct kmem_cache *s)
 {
-#ifdef CONFIG_SMP
 	on_each_cpu(flush_cpu_slab, s, 1);
-#else
-	unsigned long flags;
-
-	local_irq_save(flags);
-	flush_cpu_slab(s);
-	local_irq_restore(flags);
-#endif
 }
 
 /*

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