alpha/parisc: remove config variable DEBUG_RWLOCK

Remove config variable DEBUG_RWLOCK, since it is not used.

Signed-off-by: Jiri Olsa <[e-mail]>
Acked-by: Grant Grundler <[e-mail]>
Acked-by: Kyle McMartin <[e-mail]>
Cc: Richard Henderson <[e-mail]>
Cc: Ivan Kokshaysky <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

arch/alpha/Kconfig.debug

···
 	depends on ALPHA_GENERIC || ALPHA_SRM
 	default y
 
-config DEBUG_RWLOCK
-	bool "Read-write spinlock debugging"
-	depends on DEBUG_KERNEL
-	help
-	  If you say Y here then read-write lock processing will count how many
-	  times it has tried to get the lock and issue an error message after
-	  too many attempts.  If you suspect a rwlock problem or a kernel
-	  hacker asks for this option then say Y.  Otherwise say N.
-
 config ALPHA_LEGACY_START_ADDRESS
 	bool "Legacy kernel start address"
 	depends on ALPHA_GENERIC

arch/alpha/defconfig

···
 # CONFIG_DEBUG_SPINLOCK is not set
 CONFIG_DEBUG_INFO=y
 CONFIG_EARLY_PRINTK=y
-# CONFIG_DEBUG_RWLOCK is not set
 # CONFIG_DEBUG_SEMAPHORE is not set
 CONFIG_ALPHA_LEGACY_START_ADDRESS=y
 CONFIG_MATHEMU=y

arch/parisc/Kconfig.debug

···
 
 source "lib/Kconfig.debug"
 
-config DEBUG_RWLOCK
-        bool "Read-write spinlock debugging"
-        depends on DEBUG_KERNEL && SMP
-        help
-          If you say Y here then read-write lock processing will count how many
-          times it has tried to get the lock and issue an error message after
-          too many attempts.  If you suspect a rwlock problem or a kernel
-          hacker asks for this option then say Y.  Otherwise say N.
-
 config DEBUG_RODATA
        bool "Write protect kernel read-only data structures"
        depends on DEBUG_KERNEL

arch/parisc/configs/a500_defconfig

···
 CONFIG_FORCED_INLINING=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_FAULT_INJECTION is not set
-# CONFIG_DEBUG_RWLOCK is not set
 # CONFIG_DEBUG_RODATA is not set
 
 #