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cpuset: remove is_prs_invalid helper 

The is_prs_invalid helper function is redundant as it serves a similar
purpose to is_partition_invalid. It can be fully replaced by the existing
is_partition_invalid function, so this patch removes the is_prs_invalid
helper.

Signed-off-by: Chen Ridong <chenridong@huawei.com>
Acked-by: Waiman Long <longman@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Chen Ridong 2025-09-22 13:02:33 +00:00 committed by Tejun Heo
parent 39431592e9
commit 8f0fdbd4a0
1 changed files with 3 additions and 8 deletions
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11
kernel/cgroup/cpuset.c
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@ -132,11 +132,6 @@ static bool force_sd_rebuild;
#define PRS_INVALID_ROOT -1 #define PRS_INVALID_ROOT -1
#define PRS_INVALID_ISOLATED -2 #define PRS_INVALID_ISOLATED -2
static inline bool is_prs_invalid(int prs_state)
{
return prs_state < 0;
}
/* /*
* Temporary cpumasks for working with partitions that are passed among * Temporary cpumasks for working with partitions that are passed among
* functions to avoid memory allocation in inner functions. * functions to avoid memory allocation in inner functions.
@ -1767,7 +1762,7 @@ static int update_parent_effective_cpumask(struct cpuset *cs, int cmd,
old_prs = new_prs = cs->partition_root_state; old_prs = new_prs = cs->partition_root_state;
if (cmd == partcmd_invalidate) { if (cmd == partcmd_invalidate) {
if (is_prs_invalid(old_prs)) if (is_partition_invalid(cs))
return 0; return 0;
/* /*
@ -1874,7 +1869,7 @@ static int update_parent_effective_cpumask(struct cpuset *cs, int cmd,
* For invalid partition: * For invalid partition:
* delmask = newmask & parent->effective_xcpus * delmask = newmask & parent->effective_xcpus
*/ */
if (is_prs_invalid(old_prs)) { if (is_partition_invalid(cs)) {
adding = false; adding = false;
deleting = cpumask_and(tmp->delmask, deleting = cpumask_and(tmp->delmask,
newmask, parent->effective_xcpus); newmask, parent->effective_xcpus);
@ -2964,7 +2959,7 @@ static int update_prstate(struct cpuset *cs, int new_prs)
/* /*
* Treat a previously invalid partition root as if it is a "member". * Treat a previously invalid partition root as if it is a "member".
*/ */
if (new_prs && is_prs_invalid(old_prs)) if (new_prs && is_partition_invalid(cs))
old_prs = PRS_MEMBER; old_prs = PRS_MEMBER;
if (alloc_tmpmasks(&tmpmask)) if (alloc_tmpmasks(&tmpmask))