aboutsummaryrefslogtreecommitdiffstats
path: root/block/blk-timeout.c
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2008-11-07 01:43:03 -0500
committerDavid S. Miller <davem@davemloft.net>2008-11-07 01:43:03 -0500
commit9eeda9abd1faf489f3df9a1f557975f4c8650363 (patch)
tree3e0a58e25b776cfbee193195460324dccb1886c7 /block/blk-timeout.c
parent61c9eaf90081cbe6dc4f389e0056bff76eca19ec (diff)
parent4bab0ea1d42dd1927af9df6fbf0003fc00617c50 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/wireless/ath5k/base.c net/8021q/vlan_core.c
Diffstat (limited to 'block/blk-timeout.c')
-rw-r--r--block/blk-timeout.c20
1 files changed, 3 insertions, 17 deletions
diff --git a/block/blk-timeout.c b/block/blk-timeout.c
index 972a63f848fb..69185ea9fae2 100644
--- a/block/blk-timeout.c
+++ b/block/blk-timeout.c
@@ -75,14 +75,7 @@ void blk_delete_timer(struct request *req)
75{ 75{
76 struct request_queue *q = req->q; 76 struct request_queue *q = req->q;
77 77
78 /*
79 * Nothing to detach
80 */
81 if (!q->rq_timed_out_fn || !req->deadline)
82 return;
83
84 list_del_init(&req->timeout_list); 78 list_del_init(&req->timeout_list);
85
86 if (list_empty(&q->timeout_list)) 79 if (list_empty(&q->timeout_list))
87 del_timer(&q->timeout); 80 del_timer(&q->timeout);
88} 81}
@@ -142,7 +135,7 @@ void blk_rq_timed_out_timer(unsigned long data)
142 } 135 }
143 136
144 if (next_set && !list_empty(&q->timeout_list)) 137 if (next_set && !list_empty(&q->timeout_list))
145 mod_timer(&q->timeout, round_jiffies(next)); 138 mod_timer(&q->timeout, round_jiffies_up(next));
146 139
147 spin_unlock_irqrestore(q->queue_lock, flags); 140 spin_unlock_irqrestore(q->queue_lock, flags);
148} 141}
@@ -198,17 +191,10 @@ void blk_add_timer(struct request *req)
198 191
199 /* 192 /*
200 * If the timer isn't already pending or this timeout is earlier 193 * If the timer isn't already pending or this timeout is earlier
201 * than an existing one, modify the timer. Round to next nearest 194 * than an existing one, modify the timer. Round up to next nearest
202 * second. 195 * second.
203 */ 196 */
204 expiry = round_jiffies(req->deadline); 197 expiry = round_jiffies_up(req->deadline);
205
206 /*
207 * We use ->deadline == 0 to detect whether a timer was added or
208 * not, so just increase to next jiffy for that specific case
209 */
210 if (unlikely(!req->deadline))
211 req->deadline = 1;
212 198
213 if (!timer_pending(&q->timeout) || 199 if (!timer_pending(&q->timeout) ||
214 time_before(expiry, q->timeout.expires)) 200 time_before(expiry, q->timeout.expires))