[tip: x86/platform] x86/platform/uv: Remove _uv_hub_info_check()

[tip-bot2 for Christoph Hellwig]

The following commit has been merged into the x86/platform branch of tip:

Commit-ID:     fbe1d37866d249b6936cf526592957725a941f95
Gitweb:        https://git.kernel.org/tip/fbe1d37866d249b6936cf526592957725a941f95
Author:        Christoph Hellwig <hch@xxxxxx>
AuthorDate:    Mon, 04 May 2020 19:15:25 +02:00
Committer:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Thu, 07 May 2020 15:32:23 +02:00

x86/platform/uv: Remove _uv_hub_info_check()

Neither this functions nor the helpers used to implement it are used
anywhere in the kernel tree.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Not-acked-by:  Dimitri Sivanich <sivanich@xxxxxxx>
Cc: Russ Anderson <rja@xxxxxxx>
Link: https://lkml.kernel.org/r/20200504171527.2845224-10-hch@xxxxxx

---
 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 8a25d95..9eabd7e 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 3830538..8cf0e24 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);