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From:   Christoph Hellwig <hch@lst.de>
To:     x86@kernel.org
Cc:     Mike Travis <mike.travis@hpe.com>, linux-kernel@vger.kernel.org
Subject: [PATCH 09/11] x86/uv: Remove _uv_hub_info_check
Date:   Mon,  4 May 2020 19:15:25 +0200
Message-Id: <20200504171527.2845224-10-hch@lst.de>
In-Reply-To: <20200504171527.2845224-1-hch@lst.de>
References: <20200504171527.2845224-1-hch@lst.de>
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Neither this functions not the helpers used to implement it are used
anywhere in the kernel tree.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/x86/include/asm/uv/uv_hub.h   | 14 --------------
 arch/x86/kernel/apic/x2apic_uv_x.c |  6 ------
 2 files changed, 20 deletions(-)

diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 8a25d95cdf200..9eabd7e52fd15 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -219,20 +219,6 @@ static inline struct uv_hub_info_s *uv_cpu_hub_info(int cpu)
 	return (struct uv_hub_info_s *)uv_cpu_info_per(cpu)->p_uv_hub_info;
 }
 
-#define	UV_HUB_INFO_VERSION	0x7150
-extern int uv_hub_info_version(void);
-static inline int uv_hub_info_check(int version)
-{
-	if (uv_hub_info_version() == version)
-		return 0;
-
-	pr_crit("UV: uv_hub_info version(%x) mismatch, expecting(%x)\n",
-		uv_hub_info_version(), version);
-
-	BUG();	/* Catastrophic - cannot continue on unknown UV system */
-}
-#define	_uv_hub_info_check()	uv_hub_info_check(UV_HUB_INFO_VERSION)
-
 /*
  * HUB revision ranges for each UV HUB architecture.
  * This is a software convention - NOT the hardware revision numbers in
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 3830538095e6a..8cf0e24cf8835 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -415,12 +415,6 @@ static __initdata struct uv_gam_range_s		*_gr_table;
 
 #define	SOCK_EMPTY	((unsigned short)~0)
 
-extern int uv_hub_info_version(void)
-{
-	return UV_HUB_INFO_VERSION;
-}
-EXPORT_SYMBOL(uv_hub_info_version);
-
 /* Default UV memory block size is 2GB */
 static unsigned long mem_block_size __initdata = (2UL << 30);
 
-- 
2.26.2