From: markj <markj@FreeBSD.org>
Date: Mon, 16 Sep 2019 15:06:19 +0000 (+0000)
Subject: Fix a couple of nits in r352110.
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=dcb49eef7620166abecc6560b2b87aca8872921d;p=freebsd.git

Fix a couple of nits in r352110.

- Remove a dead variable from the amd64 pmap_extract_and_hold().
- Fix grammar in the vm_page_wire man page.

Reported by:	alc
Reviewed by:	alc, kib
Sponsored by:	Netflix
Differential Revision:	https://reviews.freebsd.org/D21639
---

diff --git a/share/man/man9/vm_page_wire.9 b/share/man/man9/vm_page_wire.9
index e3f03ab6b1f..940cf9f6cee 100644
--- a/share/man/man9/vm_page_wire.9
+++ b/share/man/man9/vm_page_wire.9
@@ -51,7 +51,7 @@ The
 .Fn vm_page_wire
 and
 .Fn vm_page_wire_mapped
-function wire the page, prevent it from being reclaimed by the page
+functions wire the page, which prevents it from being reclaimed by the page
 daemon or when its containing object is destroyed.
 Both functions require that the page belong to an object.
 The
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index f2ebee2ca55..0deeded676d 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -3064,10 +3064,8 @@ pmap_extract_and_hold(pmap_t pmap, vm_offset_t va, vm_prot_t prot)
 {
 	pd_entry_t pde, *pdep;
 	pt_entry_t pte, PG_RW, PG_V;
-	vm_paddr_t pa;
 	vm_page_t m;
 
-	pa = 0;
 	m = NULL;
 	PG_RW = pmap_rw_bit(pmap);
 	PG_V = pmap_valid_bit(pmap);