Commit 69604067 authored by Paul Jackson's avatar Paul Jackson Committed by Linus Torvalds
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[PATCH] cpuset: minor code refinements

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: default avatarPaul Jackson <>
Signed-off-by: default avatarAndrew Morton <>
Signed-off-by: default avatarLinus Torvalds <>
parent 5ec68b2e
......@@ -729,9 +729,11 @@ static int validate_change(const struct cpuset *cur, const struct cpuset *trial)
/* 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 bit, struct cpuset *cs, char *buf)
cpu_exclusive_changed =
(is_cpu_exclusive(cs) != is_cpu_exclusive(&trialcs));
if (turning_on)
set_bit(bit, &cs->flags);
clear_bit(bit, &cs->flags);
cs->flags = trialcs.flags;
if (cpu_exclusive_changed)
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