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Date: Tue, 31 Mar 2015 22:20:12 +0100 From: Mark Einon <mark.einon@...il.com> To: x86@...nel.org Cc: tglx@...utronix.de, linux-kernel@...r.kernel.org, mingo@...hat.com, hpa@...or.com, stuart.r.anderson@...el.com, Mark Einon <mark.einon@...il.com> Subject: [PATCH] x86, earlyprintk: Fix two 'defined but not used' compile warnings Two static functions are only used if CONFIG_PCI is defined,so only build them if this is the case. Fixes the build warnings: arch/x86/kernel/early_printk.c:98:13: warning: ‘mem32_serial_out’ defined but not used [-Wunused-function] static void mem32_serial_out(unsigned long addr, int offset, int value) ^ arch/x86/kernel/early_printk.c:105:21: warning: ‘mem32_serial_in’ defined but not used [-Wunused-function] static unsigned int mem32_serial_in(unsigned long addr, int offset) ^ Signed-off-by: Mark Einon <mark.einon@...il.com> --- arch/x86/kernel/early_printk.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c index f85e3fb..6a69625 100644 --- a/arch/x86/kernel/early_printk.c +++ b/arch/x86/kernel/early_printk.c @@ -95,6 +95,7 @@ static unsigned long early_serial_base = 0x3f8; /* ttyS0 */ #define DLL 0 /* Divisor Latch Low */ #define DLH 1 /* Divisor latch High */ +#ifdef CONFIG_PCI static void mem32_serial_out(unsigned long addr, int offset, int value) { uint32_t *vaddr = (uint32_t *)addr; @@ -108,6 +109,7 @@ static unsigned int mem32_serial_in(unsigned long addr, int offset) /* shift implied by pointer type */ return readl(vaddr + offset); } +#endif static unsigned int io_serial_in(unsigned long addr, int offset) { -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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