[S390] runtime switch for qdio performance statistics

Remove CONFIG_QETH_PERF_STATS and use a sysfs attribute instead.
We want to have the ability to turn the statistics on/off at runtime.

Signed-off-by: Ursula Braun <braunu@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 11 insertions, 17 deletions

diff --git a/drivers/s390/cio/qdio.h b/drivers/s390/cio/qdio.h
index 42927c1b7451..ec9af72b2afc 100644
--- a/drivers/s390/cio/qdio.h
+++ b/drivers/s390/cio/qdio.h
@@ -12,10 +12,6 @@
 #endif /* CONFIG_QDIO_DEBUG */
 #define QDIO_USE_PROCESSING_STATE
 
-#ifdef CONFIG_QDIO_PERF_STATS
-#define QDIO_PERFORMANCE_STATS
-#endif /* CONFIG_QDIO_PERF_STATS */
-
 #define QDIO_MINIMAL_BH_RELIEF_TIME 16
 #define QDIO_TIMER_POLL_VALUE 1
 #define IQDIO_TIMER_POLL_VALUE 1
@@ -409,25 +405,23 @@ do_clear_global_summary(void)
 #define CHSC_FLAG_SIGA_SYNC_DONE_ON_THININTS 0x08
 #define CHSC_FLAG_SIGA_SYNC_DONE_ON_OUTB_PCIS 0x04
 
-#ifdef QDIO_PERFORMANCE_STATS
 struct qdio_perf_stats {
-        unsigned int tl_runs;
+        unsigned long tl_runs;
 
-        unsigned int siga_outs;
-        unsigned int siga_ins;
-        unsigned int siga_syncs;
-        unsigned int pcis;
-        unsigned int thinints;
-        unsigned int fast_reqs;
+        unsigned long siga_outs;
+        unsigned long siga_ins;
+        unsigned long siga_syncs;
+        unsigned long pcis;
+        unsigned long thinints;
+        unsigned long fast_reqs;
 
         __u64 start_time_outbound;
-        unsigned int outbound_cnt;
-        unsigned int outbound_time;
+        unsigned long outbound_cnt;
+        unsigned long outbound_time;
         __u64 start_time_inbound;
-        unsigned int inbound_cnt;
-        unsigned int inbound_time;
+        unsigned long inbound_cnt;
+        unsigned long inbound_time;
 };
-#endif /* QDIO_PERFORMANCE_STATS */
 
 /* unlikely as the later the better */
 #define SYNC_MEMORY if (unlikely(q->siga_sync)) qdio_siga_sync_q(q)