Author: imp
Date: Wed Jan 25 02:05:08 2017
New Revision: 312732
URL: https://svnweb.freebsd.org/changeset/base/312732
Log:
Preening pass to fix up trailing white space and other minor style(9)
nits (though I'm sure others remain).
MFC After: 3 days
Modified:
head/sys/cam/cam_iosched.c
Modified: head/sys/cam/cam_iosched.c
==============================================================================
--- head/sys/cam/cam_iosched.c Wed Jan 25 01:16:10 2017 (r312731)
+++ head/sys/cam/cam_iosched.c Wed Jan 25 02:05:08 2017 (r312732)
@@ -112,7 +112,7 @@ typedef enum {
bandwidth, /* Limit bandwidth to the drive */
limiter_max
} io_limiter;
-
+
static const char *cam_iosched_limiter_names[] =
{ "none", "queue_depth", "iops", "bandwidth" };
@@ -131,7 +131,7 @@ typedef int l_tick_t(struct iop_stats *)
* Called to see if the limiter thinks this IOP can be allowed to
* proceed. If so, the limiter assumes that the while IOP proceeded
* and makes any accounting of it that's needed.
- */
+ */
typedef int l_iop_t(struct iop_stats *, struct bio *);
/*
@@ -157,8 +157,7 @@ static l_tick_t cam_iosched_bw_tick;
static l_iop_t cam_iosched_bw_caniop;
static l_iop_t cam_iosched_bw_iop;
-struct limswitch
-{
+struct limswitch {
l_init_t *l_init;
l_tick_t *l_tick;
l_iop_t *l_iop;
@@ -195,8 +194,7 @@ struct limswitch
},
};
-struct iop_stats
-{
+struct iop_stats {
/*
* sysctl state for this subnode.
*/
@@ -212,7 +210,6 @@ struct iop_stats
int current; /* Current rate limiter */
int l_value1; /* per-limiter scratch value 1. */
int l_value2; /* per-limiter scratch value 2. */
-
/*
* Debug information about counts of I/Os that have gone through the
@@ -223,7 +220,7 @@ struct iop_stats
int total; /* Total for all time -- wraps */
int in; /* number queued all time -- wraps */
int out; /* number completed all time -- wraps */
-
+
/*
* Statistics on different bits of the process.
*/
@@ -251,8 +248,7 @@ typedef enum {
static const char *cam_iosched_control_type_names[] =
{ "set_max", "read_latency" };
-struct control_loop
-{
+struct control_loop {
/*
* sysctl state for this subnode.
*/
@@ -272,8 +268,7 @@ struct control_loop
#endif
-struct cam_iosched_softc
-{
+struct cam_iosched_softc {
struct bio_queue_head bio_queue;
struct bio_queue_head trim_queue;
/* scheduler flags < 16, user flags >= 16 */
@@ -385,7 +380,7 @@ cam_iosched_limiter_iodone(struct iop_st
static int
cam_iosched_qd_iop(struct iop_stats *ios, struct bio *bp)
{
-
+
if (ios->current <= 0 || ios->pending < ios->current)
return 0;
@@ -395,7 +390,7 @@ cam_iosched_qd_iop(struct iop_stats *ios
static int
cam_iosched_qd_caniop(struct iop_stats *ios, struct bio *bp)
{
-
+
if (ios->current <= 0 || ios->pending < ios->current)
return 0;
@@ -405,7 +400,7 @@ cam_iosched_qd_caniop(struct iop_stats *
static int
cam_iosched_qd_iodone(struct iop_stats *ios, struct bio *bp)
{
-
+
if (ios->current <= 0 || ios->pending != ios->current)
return 0;
@@ -773,7 +768,7 @@ cam_iosched_limiter_sysctl(SYSCTL_HANDLE
struct cam_iosched_softc *isc;
int value, i, error;
const char *p;
-
+
ios = arg1;
isc = ios->softc;
value = ios->limiter;
@@ -781,7 +776,7 @@ cam_iosched_limiter_sysctl(SYSCTL_HANDLE
p = "UNKNOWN";
else
p = cam_iosched_limiter_names[value];
-
+
strlcpy(buf, p, sizeof(buf));
error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
if (error != 0 || req->newptr == NULL)
@@ -819,7 +814,7 @@ cam_iosched_control_type_sysctl(SYSCTL_H
struct cam_iosched_softc *isc;
int value, i, error;
const char *p;
-
+
clp = arg1;
isc = clp->softc;
value = clp->type;
@@ -827,7 +822,7 @@ cam_iosched_control_type_sysctl(SYSCTL_H
p = "UNKNOWN";
else
p = cam_iosched_control_type_names[value];
-
+
strlcpy(buf, p, sizeof(buf));
error = sysctl_handle_string(oidp, buf, sizeof(buf), req);
if (error != 0 || req->newptr == NULL)
@@ -852,7 +847,7 @@ cam_iosched_sbintime_sysctl(SYSCTL_HANDL
sbintime_t value;
int error;
uint64_t us;
-
+
value = *(sbintime_t *)arg1;
us = (uint64_t)value / SBT_1US;
snprintf(buf, sizeof(buf), "%ju", (intmax_t)us);
@@ -969,7 +964,7 @@ cam_iosched_cl_sysctl_init(struct cam_io
struct sysctl_oid_list *n;
struct sysctl_ctx_list *ctx;
struct control_loop *clp;
-
+
clp = &isc->cl;
clp->sysctl_tree = SYSCTL_ADD_NODE(&isc->sysctl_ctx,
SYSCTL_CHILDREN(isc->sysctl_tree), OID_AUTO, "control",
@@ -1007,7 +1002,7 @@ cam_iosched_cl_sysctl_fini(struct contro
printf("can't remove iosched sysctl control loop
context\n");
}
#endif
-
+
/*
* Allocate the iosched structure. This also insulates callers from knowing
* sizeof struct cam_iosched_softc.
@@ -1069,7 +1064,6 @@ cam_iosched_fini(struct cam_iosched_soft
callout_drain(&isc->ticker);
isc->flags &= ~ CAM_IOSCHED_FLAG_CALLOUT_ACTIVE;
}
-
#endif
free(isc, M_CAMSCHED);
}
@@ -1328,7 +1322,7 @@ cam_iosched_next_bio(struct cam_iosched_
#endif
return bp;
}
-
+
/*
* Driver has been given some work to do by the block layer. Tell the
* scheduler about it and have it queue the work up. The scheduler module
@@ -1385,7 +1379,7 @@ cam_iosched_queue_work(struct cam_iosche
}
}
-/*
+/*
* If we have work, get it scheduled. Called with the periph lock held.
*/
void
@@ -1525,7 +1519,7 @@ isqrt64(uint64_t val)
res >>= 1;
bit >>= 2;
}
-
+
return res;
}
@@ -1707,7 +1701,7 @@ DB_SHOW_COMMAND(iosched, cam_iosched_db_
db_printf("Current Q len %d\n", biolen(&isc->trim_queue));
db_printf("read_bias: %d\n", isc->read_bias);
db_printf("current_read_bias: %d\n", isc->current_read_bias);
- db_printf("Trim active? %s\n",
+ db_printf("Trim active? %s\n",
(isc->flags & CAM_IOSCHED_FLAG_TRIM_ACTIVE) ? "yes" : "no");
}
#endif
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