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@lst.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Not-acked-by:  Dimitri Sivanich <sivanich@hpe.com>
Cc: Russ Anderson <rja@hpe.com>
Link: https://lkml.kernel.org/r/20200504171527.2845224-10-hch@lst.de

diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 8a25d95cdf2005c14a69a6b0a9da212c813488ee..9eabd7e52fd15c0acd4b5bceaa74c71aeab16a64 100644 (file)
--- 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 3830538095e6a657898073d8d3066c0e1dfc4fcf..8cf0e24cf8835989a0c3509420889fcbe267bd8e 100644 (file)
--- 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);