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authorJeremy Erickson <jerickso@cs.unc.edu>2014-04-18 17:06:00 -0400
committerJeremy Erickson <jerickso@cs.unc.edu>2014-04-18 17:06:00 -0400
commita215aa7b9ab3759c047201199fba64d3042d7f13 (patch)
treebca37493d9b2233450e6d3ffced1261d0e4f71fe /kernel/latencytop.c
parentd31199a77ef606f1d06894385f1852181ba6136b (diff)
Update 2.6.36 to 2.6.36.4wip-dissipation2-jerickso
Diffstat (limited to 'kernel/latencytop.c')
-rw-r--r--kernel/latencytop.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/kernel/latencytop.c b/kernel/latencytop.c
index 877fb306d415..17110a4a4fc2 100644
--- a/kernel/latencytop.c
+++ b/kernel/latencytop.c
@@ -194,14 +194,7 @@ __account_scheduler_latency(struct task_struct *tsk, int usecs, int inter)
194 194
195 account_global_scheduler_latency(tsk, &lat); 195 account_global_scheduler_latency(tsk, &lat);
196 196
197 /* 197 for (i = 0; i < tsk->latency_record_count; i++) {
198 * short term hack; if we're > 32 we stop; future we recycle:
199 */
200 tsk->latency_record_count++;
201 if (tsk->latency_record_count >= LT_SAVECOUNT)
202 goto out_unlock;
203
204 for (i = 0; i < LT_SAVECOUNT; i++) {
205 struct latency_record *mylat; 198 struct latency_record *mylat;
206 int same = 1; 199 int same = 1;
207 200
@@ -227,8 +220,14 @@ __account_scheduler_latency(struct task_struct *tsk, int usecs, int inter)
227 } 220 }
228 } 221 }
229 222
223 /*
224 * short term hack; if we're > 32 we stop; future we recycle:
225 */
226 if (tsk->latency_record_count >= LT_SAVECOUNT)
227 goto out_unlock;
228
230 /* Allocated a new one: */ 229 /* Allocated a new one: */
231 i = tsk->latency_record_count; 230 i = tsk->latency_record_count++;
232 memcpy(&tsk->latency_record[i], &lat, sizeof(struct latency_record)); 231 memcpy(&tsk->latency_record[i], &lat, sizeof(struct latency_record));
233 232
234out_unlock: 233out_unlock: