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author | Ingo Molnar <mingo@elte.hu> | 2007-11-26 21:21:49 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2007-11-26 21:21:49 +0100 |
commit | 08e4570a4a393bcc241f78dfc444cb0b07995fc0 (patch) | |
tree | e151f5d5ae0e9cb361e91a08c4d0fb8a7171b8ce /kernel/acct.c | |
parent | 5e8869bb699d50be5c0733edfc71cfcd5b43e10a (diff) | |
download | op-kernel-dev-08e4570a4a393bcc241f78dfc444cb0b07995fc0.zip op-kernel-dev-08e4570a4a393bcc241f78dfc444cb0b07995fc0.tar.gz |
sched: fix prev_stime calculation
Srivatsa Vaddagiri noticed occasionally incorrect CPU usage
values in top and tracked it down to stime going below 0 in
task_stime(). Negative values are possible there due to the
sampled nature of stime/utime.
Fix suggested by Balbir Singh.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Tested-by: Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Reviewed-by: Balbir Singh <balbir@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/acct.c')
0 files changed, 0 insertions, 0 deletions