diff --git a/sys/compat/freebsd32/freebsd32_misc.c b/sys/compat/freebsd32/freebsd32_misc.c
index d4206fdd24aa..46e4ffb39525 100644
--- a/sys/compat/freebsd32/freebsd32_misc.c
+++ b/sys/compat/freebsd32/freebsd32_misc.c
@@ -3364,8 +3364,8 @@ copyout32_set(const void *k, void *u, size_t size)
 }
 
 static const struct cpuset_copy_cb cpuset_copy32_cb = {
-	.copyin = copyin32_set,
-	.copyout = copyout32_set
+	.cpuset_copyin = copyin32_set,
+	.cpuset_copyout = copyout32_set
 };
 
 int
diff --git a/sys/compat/linux/linux_misc.c b/sys/compat/linux/linux_misc.c
index 652a9b4b5067..7ea4b8481220 100644
--- a/sys/compat/linux/linux_misc.c
+++ b/sys/compat/linux/linux_misc.c
@@ -2240,8 +2240,8 @@ linux_sched_getparam(struct thread *td,
 }
 
 static const struct cpuset_copy_cb copy_set = {
-	.copyin = copyin,
-	.copyout = copyout
+	.cpuset_copyin = copyin,
+	.cpuset_copyout = copyout
 };
 
 /*
diff --git a/sys/kern/kern_cpuset.c b/sys/kern/kern_cpuset.c
index e21ec146bb00..a5c644687241 100644
--- a/sys/kern/kern_cpuset.c
+++ b/sys/kern/kern_cpuset.c
@@ -1744,8 +1744,8 @@ cpuset_check_capabilities(struct thread *td, cpulevel_t level, cpuwhich_t which,
 }
 
 static const struct cpuset_copy_cb copy_set = {
-	.copyin = copyin,
-	.copyout = copyout
+	.cpuset_copyin = copyin,
+	.cpuset_copyout = copyout
 };
 
 #ifndef _SYS_SYSPROTO_H_
@@ -1983,7 +1983,7 @@ kern_cpuset_getaffinity(struct thread *td, cpulevel_t level, cpuwhich_t which,
 			goto out;
 		}
 		size = min(cpusetsize, sizeof(cpuset_t));
-		error = cb->copyout(mask, maskp, size);
+		error = cb->cpuset_copyout(mask, maskp, size);
 		if (error != 0)
 			goto out;
 		if (cpusetsize > size) {
@@ -2123,7 +2123,7 @@ user_cpuset_setaffinity(struct thread *td, cpulevel_t level, cpuwhich_t which,
 
 	size = min(cpusetsize, sizeof(cpuset_t));
 	mask = malloc(sizeof(cpuset_t), M_TEMP, M_WAITOK | M_ZERO);
-	error = cb->copyin(maskp, mask, size);
+	error = cb->cpuset_copyin(maskp, mask, size);
 	if (error)
 		goto out;
 	/*
@@ -2275,7 +2275,7 @@ kern_cpuset_getdomain(struct thread *td, cpulevel_t level, cpuwhich_t which,
 	}
 	DOMAINSET_COPY(&outset.ds_mask, mask);
 	if (error == 0)
-		error = cb->copyout(mask, maskp, domainsetsize);
+		error = cb->cpuset_copyout(mask, maskp, domainsetsize);
 	if (error == 0)
 		if (suword32(policyp, outset.ds_policy) != 0)
 			error = EFAULT;
@@ -2326,7 +2326,7 @@ kern_cpuset_setdomain(struct thread *td, cpulevel_t level, cpuwhich_t which,
 		return (error);
 	memset(&domain, 0, sizeof(domain));
 	mask = malloc(domainsetsize, M_TEMP, M_WAITOK | M_ZERO);
-	error = cb->copyin(maskp, mask, domainsetsize);
+	error = cb->cpuset_copyin(maskp, mask, domainsetsize);
 	if (error)
 		goto out;
 	/*
diff --git a/sys/sys/cpuset.h b/sys/sys/cpuset.h
index 4f55cdc27103..5df5cff6497b 100644
--- a/sys/sys/cpuset.h
+++ b/sys/sys/cpuset.h
@@ -159,8 +159,8 @@ struct thread;
  * ABIs, like compat32.
  */
 struct cpuset_copy_cb {
-	int (*copyin)(const void *, void *, size_t);
-	int (*copyout)(const void *, void *, size_t);
+	int (*cpuset_copyin)(const void *, void *, size_t);
+	int (*cpuset_copyout)(const void *, void *, size_t);
 };
 
 struct cpuset *cpuset_thread0(void);