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Commit fdee662e authored by Benjamin Romer's avatar Benjamin Romer Committed by Greg Kroah-Hartman
Browse files

staging: unisys: remove unused locking functions in timskmod.h 



Delete a block of unused locking functions from timskmod.h. These
functions generated a lot of checkpatch warnings and were not being used
anyhow.

Signed-off-by: default avatarBenjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 2c5653b7

drivers/staging/unisys/include/timskmod.h

+0 −88
Original line number Diff line number Diff line
@@ -139,94 +139,6 @@ 
	 ((fd)->sig1 == sizeof(PRIVATEFILEDATA)) &&    \

	 ((fd)->sig2 == fd))



/** Locks dd->lockDev if you havn't already locked it */

#define LOCKDEV(dd)                                                    \

	{                                                              \

		if (!lockedDev) {				       \

			spin_lock(&dd->lockDev);		       \

			lockedDev = TRUE;			       \

		}						       \

	}



/** Unlocks dd->lockDev if you previously locked it */

#define UNLOCKDEV(dd)                                                  \

	{                                                              \

		if (lockedDev) {				       \

			spin_unlock(&dd->lockDev);		       \

			lockedDev = FALSE;			       \

		}						       \

	}



/** Locks dd->lockDevISR if you havn't already locked it */

#define LOCKDEVISR(dd)                                                 \

	{                                                              \

		if (!lockedDevISR) {				       \

			spin_lock_irqsave(&dd->lockDevISR, flags);     \

			lockedDevISR = TRUE;			       \

		}						       \

	}



/** Unlocks dd->lockDevISR if you previously locked it */

#define UNLOCKDEVISR(dd)						\

	{								\

		if (lockedDevISR) {					\

			spin_unlock_irqrestore(&dd->lockDevISR, flags); \

			lockedDevISR = FALSE;				\

		}							\

	}



/** Locks LockGlobalISR if you havn't already locked it */

#define LOCKGLOBALISR                                                  \

	{                                                              \

		if (!lockedGlobalISR) {				       \

			spin_lock_irqsave(&LockGlobalISR, flags);      \

			lockedGlobalISR = TRUE;			       \

		}						       \

	}



/** Unlocks LockGlobalISR if you previously locked it */

#define UNLOCKGLOBALISR                                                \

	{                                                              \

		if (lockedGlobalISR) {				       \

			spin_unlock_irqrestore(&LockGlobalISR, flags); \

			lockedGlobalISR = FALSE;		       \

		}						       \

	}



/** Locks LockGlobal if you havn't already locked it */

#define LOCKGLOBAL                                                     \

	{                                                              \

		if (!lockedGlobal) {				       \

			spin_lock(&LockGlobal);			       \

			lockedGlobal = TRUE;			       \

		}						       \

	}



/** Unlocks LockGlobal if you previously locked it */

#define UNLOCKGLOBAL                                                   \

	{                                                              \

		if (lockedGlobal) {				       \

			spin_unlock(&LockGlobal);		       \

			lockedGlobal = FALSE;			       \

		}						       \

	}



/** Use this at the beginning of functions where you intend to

 *  use #LOCKDEV/#UNLOCKDEV, #LOCKDEVISR/#UNLOCKDEVISR,

 *  #LOCKGLOBAL/#UNLOCKGLOBAL, #LOCKGLOBALISR/#UNLOCKGLOBALISR.

 *

 *  Note that __attribute__((unused)) is how you tell GNU C to suppress

 *  any warning messages about the variable being unused.

 */

#define LOCKPREAMBLE							\

	ulong flags __attribute__((unused)) = 0;			\

	BOOL lockedDev __attribute__((unused)) = FALSE;			\

	BOOL lockedDevISR __attribute__((unused)) = FALSE;		\

	BOOL lockedGlobal __attribute__((unused)) = FALSE;		\

	BOOL lockedGlobalISR __attribute__((unused)) = FALSE







/** Sleep for an indicated number of seconds (for use in kernel mode).

 *  @param x the number of seconds to sleep.

 */