git: 989a2cf19d05 - main - vm_reserv_reclaim_contig: Return NULL not false

From: Mark Johnston <markj_at_FreeBSD.org>
Date: Wed, 10 Apr 2024 12:52:32 UTC
The branch main has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=989a2cf19d053954f0bad28790114a374b05c9c1

commit 989a2cf19d053954f0bad28790114a374b05c9c1
Author:     Minsoo Choo <minsoochoo0122@proton.me>
AuthorDate: 2024-04-10 12:49:26 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2024-04-10 12:50:16 +0000

    vm_reserv_reclaim_contig: Return NULL not false
    
    Reviewed by:    dougm, zlei
    MFC after:      1 week
    Differential Revision:  https://reviews.freebsd.org/D44667
---
 sys/vm/vm_reserv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/vm/vm_reserv.c b/sys/vm/vm_reserv.c
index b3b1dc62f14e..a4bbccdfb428 100644
--- a/sys/vm/vm_reserv.c
+++ b/sys/vm/vm_reserv.c
@@ -1213,7 +1213,7 @@ vm_reserv_find_contig(vm_reserv_t rv, int npages, int lo,
  * Searches the partially populated reservation queue for the least recently
  * changed reservation with free pages that satisfy the given request for
  * contiguous physical memory.  If a satisfactory reservation is found, it is
- * broken.  Returns true if a reservation is broken and false otherwise.
+ * broken.  Returns a page if a reservation is broken and NULL otherwise.
  */
 vm_page_t
 vm_reserv_reclaim_contig(int domain, u_long npages, vm_paddr_t low,
@@ -1229,7 +1229,7 @@ vm_reserv_reclaim_contig(int domain, u_long npages, vm_paddr_t low,
 	KASSERT(powerof2(alignment), ("alignment is not a power of 2"));
 	KASSERT(powerof2(boundary), ("boundary is not a power of 2"));
 	if (npages > VM_LEVEL_0_NPAGES - 1)
-		return (false);
+		return (NULL);
 	size = npages << PAGE_SHIFT;
 	/* 
 	 * Ensure that a free range starting at a boundary-multiple