git: b52d35520c51 - stable/13 - Fix clerical error in page alloc

From: Doug Moore <dougm_at_FreeBSD.org>
Date: Mon, 11 Jul 2022 05:41:25 UTC
The branch stable/13 has been updated by dougm:

URL: https://cgit.FreeBSD.org/src/commit/?id=b52d35520c51b885f68256b1b5cd1931d07add49

commit b52d35520c51b885f68256b1b5cd1931d07add49
Author:     Doug Moore <dougm@FreeBSD.org>
AuthorDate: 2021-12-24 08:47:21 +0000
Commit:     Doug Moore <dougm@FreeBSD.org>
CommitDate: 2022-07-11 05:41:06 +0000

    Fix clerical error in page alloc
    
    Fix a very recent change that introduced a page accounting error in
    case of a reserveration being broken.
    Reviewed by:    alc
    Fixes:  fb38b29b5609 (page_alloc_br) vm_page: Remove extra test, dup code from page alloc
    Differential Revision:  https://reviews.freebsd.org/D33645
    
    (cherry picked from commit 184c63db3c949d8ba766dc7b2bd2f082404e169d)
---
 sys/vm/vm_page.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c
index 2b9e46674bdf..4db88c91cba4 100644
--- a/sys/vm/vm_page.c
+++ b/sys/vm/vm_page.c
@@ -2195,11 +2195,11 @@ vm_page_find_contig_domain(int domain, int req, u_long npages, vm_paddr_t low,
 	vm_page_t m_ret;
 
 	vmd = VM_DOMAIN(domain);
-	if (!vm_domain_allocate(vmd, req, npages))
-		return (NULL);
 #if VM_NRESERVLEVEL > 0
 again:
 #endif
+	if (!vm_domain_allocate(vmd, req, npages))
+		return (NULL);
 	/*
 	 * Try to allocate the pages from the free page queues.
 	 */