linux-kernel - [PATCH] x86, perfctr: remove unused func avail_to_resrv_perfctr

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Message-Id: <20091224015441.6005.4408.sendpatchset@localhost.localdomain>
Date:	Thu, 24 Dec 2009 01:54:47 +0000 (UTC)
From:	Naga Chumbalkar <nagananda.chumbalkar@...com>
To:	x86@...nel.org
Cc:	Naga Chumbalkar <nagananda.chumbalkar@...com>,
	linux-kernel@...r.kernel.org, gorcunov@...il.com,
	oprofile-list@...ts.sf.net, mingo@...e.hu, tglx@...utronix.de
Subject: [PATCH] x86, perfctr: remove unused func avail_to_resrv_perfctr_nmi()

avail_to_resrv_perfctr_nmi() is neither EXPORT'd, nor used in the file.
So remove it.

Signed-off-by: Naga Chumbalkar <nagananda.chumbalkar@...com>
---
 arch/x86/include/asm/nmi.h             |    1 -
 arch/x86/kernel/cpu/perfctr-watchdog.c |   11 -----------
 2 files changed, 0 insertions(+), 12 deletions(-)

diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h
index 139d4c1..93da9c3 100644
--- a/arch/x86/include/asm/nmi.h
+++ b/arch/x86/include/asm/nmi.h
@@ -19,7 +19,6 @@ extern void die_nmi(char *str, struct pt_regs *regs, int do_panic);
 extern int check_nmi_watchdog(void);
 extern int nmi_watchdog_enabled;
 extern int avail_to_resrv_perfctr_nmi_bit(unsigned int);
-extern int avail_to_resrv_perfctr_nmi(unsigned int);
 extern int reserve_perfctr_nmi(unsigned int);
 extern void release_perfctr_nmi(unsigned int);
 extern int reserve_evntsel_nmi(unsigned int);
diff --git a/arch/x86/kernel/cpu/perfctr-watchdog.c b/arch/x86/kernel/cpu/perfctr-watchdog.c
index 898df97..74f4e85 100644
--- a/arch/x86/kernel/cpu/perfctr-watchdog.c
+++ b/arch/x86/kernel/cpu/perfctr-watchdog.c
@@ -115,17 +115,6 @@ int avail_to_resrv_perfctr_nmi_bit(unsigned int counter)
 
 	return !test_bit(counter, perfctr_nmi_owner);
 }
-
-/* checks the an msr for availability */
-int avail_to_resrv_perfctr_nmi(unsigned int msr)
-{
-	unsigned int counter;
-
-	counter = nmi_perfctr_msr_to_bit(msr);
-	BUG_ON(counter > NMI_MAX_COUNTER_BITS);
-
-	return !test_bit(counter, perfctr_nmi_owner);
-}
 EXPORT_SYMBOL(avail_to_resrv_perfctr_nmi_bit);
 
 int reserve_perfctr_nmi(unsigned int msr)
-- 
1.6.2.2

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