Author: imp
Date: Fri Feb 23 16:06:54 2018
New Revision: 329866
URL: https://svnweb.freebsd.org/changeset/base/329866

Log:
  Use bool instead of int for predicate functions relating to work
  available.

Modified:
  head/sys/cam/cam_iosched.c

Modified: head/sys/cam/cam_iosched.c
==============================================================================
--- head/sys/cam/cam_iosched.c  Fri Feb 23 16:04:44 2018        (r329865)
+++ head/sys/cam/cam_iosched.c  Fri Feb 23 16:06:54 2018        (r329866)
@@ -718,22 +718,22 @@ cam_iosched_io_metric_update(struct cam_iosched_softc 
     sbintime_t sim_latency, int cmd, size_t size);
 #endif
 
-static inline int
+static inline bool
 cam_iosched_has_flagged_work(struct cam_iosched_softc *isc)
 {
        return !!(isc->flags & CAM_IOSCHED_FLAG_WORK_FLAGS);
 }
 
-static inline int
+static inline bool
 cam_iosched_has_io(struct cam_iosched_softc *isc)
 {
 #ifdef CAM_IOSCHED_DYNAMIC
        if (do_dynamic_iosched) {
                struct bio *rbp = bioq_first(&isc->bio_queue);
                struct bio *wbp = bioq_first(&isc->write_queue);
-               int can_write = wbp != NULL &&
+               bool can_write = wbp != NULL &&
                    cam_iosched_limiter_caniop(&isc->write_stats, wbp) == 0;
-               int can_read = rbp != NULL &&
+               bool can_read = rbp != NULL &&
                    cam_iosched_limiter_caniop(&isc->read_stats, rbp) == 0;
                if (iosched_debug > 2) {
                        printf("can write %d: pending_writes %d max_writes 
%d\n", can_write, isc->write_stats.pending, isc->write_stats.max);
@@ -746,7 +746,7 @@ cam_iosched_has_io(struct cam_iosched_softc *isc)
        return bioq_first(&isc->bio_queue) != NULL;
 }
 
-static inline int
+static inline bool
 cam_iosched_has_more_trim(struct cam_iosched_softc *isc)
 {
        return !(isc->flags & CAM_IOSCHED_FLAG_TRIM_ACTIVE) &&
@@ -757,7 +757,7 @@ cam_iosched_has_more_trim(struct cam_iosched_softc *is
     (isc)->sort_io_queue : cam_sort_io_queues)
 
 
-static inline int
+static inline bool
 cam_iosched_has_work(struct cam_iosched_softc *isc)
 {
 #ifdef CAM_IOSCHED_DYNAMIC
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