git: 3f85c51824a4 - stable/13 - swap_pager: uma_zcreate() doesn't fail

From: Mark Johnston <markj_at_FreeBSD.org>
Date: Tue, 18 Jan 2022 13:36:27 UTC
The branch stable/13 has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=3f85c51824a4584c68bfc0aaf2a5618a618d4a3c

commit 3f85c51824a4584c68bfc0aaf2a5618a618d4a3c
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2022-01-11 14:22:32 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2022-01-18 13:36:13 +0000

    swap_pager: uma_zcreate() doesn't fail
    
    Remove always-false checks for UMA zone creation failure.  No functional
    change intended.
    
    Reviewed by:    alc, kib
    Sponsored by:   The FreeBSD Foundation
    
    (cherry picked from commit 43b3b8e52d642e94876728202d9b9863315c8525)
---
 sys/vm/swap_pager.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/sys/vm/swap_pager.c b/sys/vm/swap_pager.c
index 3725fc87379f..59d996492b90 100644
--- a/sys/vm/swap_pager.c
+++ b/sys/vm/swap_pager.c
@@ -627,12 +627,8 @@ swap_pager_swap_init(void)
 	    vm_cnt.v_page_count / 2;
 	swpctrie_zone = uma_zcreate("swpctrie", pctrie_node_size(), NULL, NULL,
 	    pctrie_zone_init, NULL, UMA_ALIGN_PTR, 0);
-	if (swpctrie_zone == NULL)
-		panic("failed to create swap pctrie zone.");
 	swblk_zone = uma_zcreate("swblk", sizeof(struct swblk), NULL, NULL,
 	    NULL, NULL, _Alignof(struct swblk) - 1, 0);
-	if (swblk_zone == NULL)
-		panic("failed to create swap blk zone.");
 	n2 = n;
 	do {
 		if (uma_zone_reserve_kva(swblk_zone, n))