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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-03 14:56:24 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-03 14:56:24 -0500
commit61420f59a589c0668f70cbe725785837c78ece90 (patch)
tree79ae77d731cd2425677b9527d50079d8cf34c3b2 /arch/x86/xen
parentd97106ab53f812910a62d18afb9dbe882819c1ba (diff)
parentc742b31c03f37c5c499178f09f57381aa6c70131 (diff)
Merge branch 'cputime' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
* 'cputime' of git://git390.osdl.marist.edu/pub/scm/linux-2.6: [PATCH] fast vdso implementation for CLOCK_THREAD_CPUTIME_ID [PATCH] improve idle cputime accounting [PATCH] improve precision of idle time detection. [PATCH] improve precision of process accounting. [PATCH] idle cputime accounting [PATCH] fix scaled & unscaled cputime accounting
Diffstat (limited to 'arch/x86/xen')
-rw-r--r--arch/x86/xen/time.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index 65d75a6be0ba..14f240623497 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -132,8 +132,7 @@ static void do_stolen_accounting(void)
132 *snap = state; 132 *snap = state;
133 133
134 /* Add the appropriate number of ticks of stolen time, 134 /* Add the appropriate number of ticks of stolen time,
135 including any left-overs from last time. Passing NULL to 135 including any left-overs from last time. */
136 account_steal_time accounts the time as stolen. */
137 stolen = runnable + offline + __get_cpu_var(residual_stolen); 136 stolen = runnable + offline + __get_cpu_var(residual_stolen);
138 137
139 if (stolen < 0) 138 if (stolen < 0)
@@ -141,11 +140,10 @@ static void do_stolen_accounting(void)
141 140
142 ticks = iter_div_u64_rem(stolen, NS_PER_TICK, &stolen); 141 ticks = iter_div_u64_rem(stolen, NS_PER_TICK, &stolen);
143 __get_cpu_var(residual_stolen) = stolen; 142 __get_cpu_var(residual_stolen) = stolen;
144 account_steal_time(NULL, ticks); 143 account_steal_ticks(ticks);
145 144
146 /* Add the appropriate number of ticks of blocked time, 145 /* Add the appropriate number of ticks of blocked time,
147 including any left-overs from last time. Passing idle to 146 including any left-overs from last time. */
148 account_steal_time accounts the time as idle/wait. */
149 blocked += __get_cpu_var(residual_blocked); 147 blocked += __get_cpu_var(residual_blocked);
150 148
151 if (blocked < 0) 149 if (blocked < 0)
@@ -153,7 +151,7 @@ static void do_stolen_accounting(void)
153 151
154 ticks = iter_div_u64_rem(blocked, NS_PER_TICK, &blocked); 152 ticks = iter_div_u64_rem(blocked, NS_PER_TICK, &blocked);
155 __get_cpu_var(residual_blocked) = blocked; 153 __get_cpu_var(residual_blocked) = blocked;
156 account_steal_time(idle_task(smp_processor_id()), ticks); 154 account_idle_ticks(ticks);
157} 155}
158 156
159/* 157/*