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diff --git a/ObsoleteFiles.inc b/ObsoleteFiles.inc
--- a/ObsoleteFiles.inc
+++ b/ObsoleteFiles.inc
@@ -40,7 +40,9 @@
# xargs -n1 | sort | uniq -d;
# done
-# 20211115: vm_page_sleep_if_busy removed
+# 20211115: vm_page busy functions removed
+OLD_FILES+=share/man/man9/vm_page_sbusy.9.gz
+OLD_FILES+=share/man/man9/vm_page_xbusy.9.gz
OLD_FILES+=share/man/man9/vm_page_sleep_if_busy.9.gz
# 20211113: new clang import which bumps version from 12.0.1 to 13.0.0.
diff --git a/share/man/man9/Makefile b/share/man/man9/Makefile
--- a/share/man/man9/Makefile
+++ b/share/man/man9/Makefile
@@ -2353,12 +2353,10 @@
vm_page_busy.9 vm_page_busy_downgrade.9 \
vm_page_busy.9 vm_page_busy_sleep.9 \
vm_page_busy.9 vm_page_sbusied.9 \
- vm_page_busy.9 vm_page_sbusy.9 \
vm_page_busy.9 vm_page_sunbusy.9 \
vm_page_busy.9 vm_page_trysbusy.9 \
vm_page_busy.9 vm_page_tryxbusy.9 \
vm_page_busy.9 vm_page_xbusied.9 \
- vm_page_busy.9 vm_page_xbusy.9 \
vm_page_busy.9 vm_page_xunbusy.9 \
vm_page_busy.9 vm_page_assert_sbusied.9 \
vm_page_busy.9 vm_page_assert_unbusied.9 \
diff --git a/share/man/man9/vm_page_busy.9 b/share/man/man9/vm_page_busy.9
--- a/share/man/man9/vm_page_busy.9
+++ b/share/man/man9/vm_page_busy.9
@@ -32,12 +32,10 @@
.Nm vm_page_busy_downgrade ,
.Nm vm_page_busy_sleep ,
.Nm vm_page_sbusied ,
-.Nm vm_page_sbusy ,
.Nm vm_page_sunbusy ,
.Nm vm_page_trysbusy ,
.Nm vm_page_tryxbusy ,
.Nm vm_page_xbusied ,
-.Nm vm_page_xbusy ,
.Nm vm_page_xunbusy ,
.Nm vm_page_assert_sbusied ,
.Nm vm_page_assert_unbusied ,
@@ -56,8 +54,6 @@
.Ft int
.Fn vm_page_sbusied "vm_page_t m"
.Ft void
-.Fn vm_page_sbusy "vm_page_t m"
-.Ft void
.Fn vm_page_sunbusy "vm_page_t m"
.Ft int
.Fn vm_page_trysbusy "vm_page_t m"
@@ -66,8 +62,6 @@
.Ft int
.Fn vm_page_xbusied "vm_page_t m"
.Ft void
-.Fn vm_page_xbusy "vm_page_t m"
-.Ft void
.Fn vm_page_xunbusy "vm_page_t m"
.Pp
.Cd "options INVARIANTS"
@@ -140,11 +134,6 @@
Returns zero otherwise.
.Pp
The
-.Fn vm_page_sbusy
-function shared busies
-.Fa m .
-.Pp
-The
.Fn vm_page_sunbusy
function shared unbusies
.Fa m .
@@ -173,11 +162,6 @@
Returns zero otherwise.
.Pp
The
-.Fn vm_page_xbusy
-function exclusive busies
-.Fa m .
-.Pp
-The
.Fn vm_page_xunbusy
function exclusive unbusies
.Fa m .
diff --git a/sys/vm/vm_page.h b/sys/vm/vm_page.h
--- a/sys/vm/vm_page.h
+++ b/sys/vm/vm_page.h
@@ -755,24 +755,12 @@
#define vm_page_busied(m) \
(vm_page_busy_fetch(m) != VPB_UNBUSIED)
-#define vm_page_sbusy(m) do { \
- if (!vm_page_trysbusy(m)) \
- panic("%s: page %p failed shared busying", __func__, \
- (m)); \
-} while (0)
-
#define vm_page_xbusied(m) \
((vm_page_busy_fetch(m) & VPB_SINGLE_EXCLUSIVE) != 0)
#define vm_page_busy_freed(m) \
(vm_page_busy_fetch(m) == VPB_FREED)
-#define vm_page_xbusy(m) do { \
- if (!vm_page_tryxbusy(m)) \
- panic("%s: page %p failed exclusive busying", __func__, \
- (m)); \
-} while (0)
-
/* Note: page m's lock must not be owned by the caller. */
#define vm_page_xunbusy(m) do { \
if (!atomic_cmpset_rel_int(&(m)->busy_lock, \

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