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Date: Thu, 24 May 2007 12:33:23 +0200
From: Jarek Poplawski <jarkao2@...pl>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH] smpboot: cachesize comparison fix in smp_tune_scheduling()
smpboot: cachesize comparison fix in smp_tune_scheduling()
boot_cpu_data.x86_cache_size is signed int and can be < 0 too.
PS: this function is removed from current -mm.
Signed-off-by: Jarek Poplawski <jarkao2@...pl>
---
diff -Nurp 2.6.22-rc2-git5-/arch/i386/kernel/smpboot.c 2.6.22-rc2-git5/arch/i386/kernel/smpboot.c
--- 2.6.22-rc2-git5-/arch/i386/kernel/smpboot.c 2007-05-24 09:37:11.000000000 +0200
+++ 2.6.22-rc2-git5/arch/i386/kernel/smpboot.c 2007-05-24 11:48:03.000000000 +0200
@@ -948,7 +948,7 @@ static void smp_tune_scheduling(void)
if (cpu_khz) {
cachesize = boot_cpu_data.x86_cache_size;
- if (cachesize > 0)
+ if ((long)cachesize > 0)
max_cache_size = cachesize * 1024;
}
}
-
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