Use 'hlist_for_each_entry' instead of hand writing it.
This saves a few lines of code.
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
---
Compile tested only
---
arch/x86/kernel/kvm.c | 13 ++++---------
1 file changed, 4 insertions(+), 9 deletions(-)
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index d307c22e5c18..35f5a0898b92 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -89,14 +89,11 @@ static struct kvm_task_sleep_head {
static struct kvm_task_sleep_node *_find_apf_task(struct kvm_task_sleep_head *b,
u32 token)
{
- struct hlist_node *p;
+ struct kvm_task_sleep_node *n;
- hlist_for_each(p, &b->list) {
- struct kvm_task_sleep_node *n =
- hlist_entry(p, typeof(*n), link);
+ hlist_for_each_entry(n, &b->list, link)
if (n->token == token)
return n;
- }
return NULL;
}
@@ -169,14 +166,12 @@ static void apf_task_wake_all(void)
for (i = 0; i < KVM_TASK_SLEEP_HASHSIZE; i++) {
struct kvm_task_sleep_head *b = &async_pf_sleepers[i];
struct kvm_task_sleep_node *n;
- struct hlist_node *p, *next;
+ struct hlist_node *next;
raw_spin_lock(&b->lock);
- hlist_for_each_safe(p, next, &b->list) {
- n = hlist_entry(p, typeof(*n), link);
+ hlist_for_each_entry_safe(n, next, &b->list, link)
if (n->cpu == smp_processor_id())
apf_task_wake_one(n);
- }
raw_spin_unlock(&b->lock);
}
}
--
2.30.2
