- /* Spinlock debugging stuff */
-#ifdef NS_DEBUG_SPINLOCKS /* See nicstar.h */
-#define ns_grab_int_lock(card,flags) \
- do { \
- unsigned long nsdsf, nsdsf2; \
- local_irq_save(flags); \
- save_flags(nsdsf); cli();\
- if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \
- (flags)&(1<<9)?"en":"dis"); \
- if (spin_is_locked(&(card)->int_lock) && \
- (card)->cpu_int == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) int_lock already locked at line %d (cpu %d)\n", \
- __LINE__, smp_processor_id(), (card)->has_int_lock, \
- (card)->cpu_int); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- if (spin_is_locked(&(card)->res_lock) && \
- (card)->cpu_res == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) res_lock locked at line %d (cpu %d)(trying int)\n", \
- __LINE__, smp_processor_id(), (card)->has_res_lock, \
- (card)->cpu_res); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- spin_lock_irq(&(card)->int_lock); \
- (card)->has_int_lock = __LINE__; \
- (card)->cpu_int = smp_processor_id(); \
- restore_flags(nsdsf); } while (0)
-#define ns_grab_res_lock(card,flags) \
- do { \
- unsigned long nsdsf, nsdsf2; \
- local_irq_save(flags); \
- save_flags(nsdsf); cli();\
- if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \
- (flags)&(1<<9)?"en":"dis"); \
- if (spin_is_locked(&(card)->res_lock) && \
- (card)->cpu_res == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) res_lock already locked at line %d (cpu %d)\n", \
- __LINE__, smp_processor_id(), (card)->has_res_lock, \
- (card)->cpu_res); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- spin_lock_irq(&(card)->res_lock); \
- (card)->has_res_lock = __LINE__; \
- (card)->cpu_res = smp_processor_id(); \
- restore_flags(nsdsf); } while (0)
-#define ns_grab_scq_lock(card,scq,flags) \
- do { \
- unsigned long nsdsf, nsdsf2; \
- local_irq_save(flags); \
- save_flags(nsdsf); cli();\
- if (nsdsf & (1<<9)) printk ("nicstar.c: ints %sabled -> enabled.\n", \
- (flags)&(1<<9)?"en":"dis"); \
- if (spin_is_locked(&(scq)->lock) && \
- (scq)->cpu_lock == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) this scq_lock already locked at line %d (cpu %d)\n", \
- __LINE__, smp_processor_id(), (scq)->has_lock, \
- (scq)->cpu_lock); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- if (spin_is_locked(&(card)->res_lock) && \
- (card)->cpu_res == smp_processor_id()) { \
- printk("nicstar.c: line %d (cpu %d) res_lock locked at line %d (cpu %d)(trying scq)\n", \
- __LINE__, smp_processor_id(), (card)->has_res_lock, \
- (card)->cpu_res); \
- printk("nicstar.c: ints were %sabled.\n", ((flags)&(1<<9)?"en":"dis")); \
- } \
- spin_lock_irq(&(scq)->lock); \
- (scq)->has_lock = __LINE__; \
- (scq)->cpu_lock = smp_processor_id(); \
- restore_flags(nsdsf); } while (0)
-#else /* !NS_DEBUG_SPINLOCKS */
-#define ns_grab_int_lock(card,flags) \
- spin_lock_irqsave(&(card)->int_lock,(flags))
-#define ns_grab_res_lock(card,flags) \
- spin_lock_irqsave(&(card)->res_lock,(flags))
-#define ns_grab_scq_lock(card,scq,flags) \
- spin_lock_irqsave(&(scq)->lock,flags)
-#endif /* NS_DEBUG_SPINLOCKS */
-