The patch titled
Subject: taskstats-add-e-u-stime-for-tgid-command-fix
has been removed from the -mm tree. Its filename was
taskstats-add-e-u-stime-for-tgid-command-fix.patch
This patch was dropped because it was folded into taskstats-add-e-u-stime-for-tgid-command.patch
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: taskstats-add-e-u-stime-for-tgid-command-fix
run ktime_get_ns() a single time
Cc: Balbir Singh <bsingharora@xxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Zhang Xiao <xiao.zhang@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/taskstats.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff -puN kernel/taskstats.c~taskstats-add-e-u-stime-for-tgid-command-fix kernel/taskstats.c
--- a/kernel/taskstats.c~taskstats-add-e-u-stime-for-tgid-command-fix
+++ a/kernel/taskstats.c
@@ -211,6 +211,7 @@ static int fill_stats_for_tgid(pid_t tgi
unsigned long flags;
int rc = -ESRCH;
u64 delta, utime, stime;
+ u64 start_time;
/*
* Add additional stats from live tasks except zombie thread group
@@ -228,6 +229,7 @@ static int fill_stats_for_tgid(pid_t tgi
memset(stats, 0, sizeof(*stats));
tsk = first;
+ start_time = ktime_get_ns();
do {
if (tsk->exit_state)
continue;
@@ -240,7 +242,7 @@ static int fill_stats_for_tgid(pid_t tgi
delayacct_add_tsk(stats, tsk);
/* calculate task elapsed time in nsec */
- delta = ktime_get_ns() - tsk->start_time;
+ delta = start_time - tsk->start_time;
/* Convert to micro seconds */
do_div(delta, NSEC_PER_USEC);
stats->ac_etime += delta;
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
taskstats-add-e-u-stime-for-tgid-command.patch
taskstats-add-e-u-stime-for-tgid-command-fix-fix.patch
drm-use-set_memoryh-header-fix.patch
drivers-staging-media-atomisp-pci-atomisp2-use-set_memoryh.patch
docs-vm-transhuge-fix-few-trivial-typos-fix.patch
dax-add-tracepoint-to-dax_writeback_one-fix.patch
drivers-staging-ccree-ssi_hashc-fix-build-with-gcc-444.patch
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