From: Paul Jackson <[email protected]>
A couple of minor code simplifications to the
kernel/cpuset.c code. No functional change.
Just a little less code and a little more readable.
Signed-off-by: Paul Jackson <[email protected]>
---
kernel/cpuset.c | 9 ++++-----
1 files changed, 4 insertions(+), 5 deletions(-)
--- 2.6.19-rc1-mm1.orig/kernel/cpuset.c 2006-10-19 01:06:29.000000000 -0700
+++ 2.6.19-rc1-mm1/kernel/cpuset.c 2006-10-19 01:06:49.000000000 -0700
@@ -729,9 +729,11 @@ static int validate_change(const struct
}
/* Remaining checks don't apply to root cpuset */
- if ((par = cur->parent) == NULL)
+ if (cur == &top_cpuset)
return 0;
+ par = cur->parent;
+
/* We must be a subset of our parent cpuset */
if (!is_cpuset_subset(trial, par))
return -EACCES;
@@ -1060,10 +1062,7 @@ static int update_flag(cpuset_flagbits_t
cpu_exclusive_changed =
(is_cpu_exclusive(cs) != is_cpu_exclusive(&trialcs));
mutex_lock(&callback_mutex);
- if (turning_on)
- set_bit(bit, &cs->flags);
- else
- clear_bit(bit, &cs->flags);
+ cs->flags = trialcs.flags;
mutex_unlock(&callback_mutex);
if (cpu_exclusive_changed)
--
I won't rest till it's the best ...
Programmer, Linux Scalability
Paul Jackson <[email protected]> 1.925.600.0401
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