git: f05d399a3761 - main - amd64 pmap: do not hardcode 512GB

[Konstantin Belousov]

The branch main has been updated by kib:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=f05d399a376127685df6681ca53688fdfb119a3d

commit f05d399a376127685df6681ca53688fdfb119a3d
Author:     Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2025-06-28 11:59:24 +0000
Commit:     Konstantin Belousov <k...@freebsd.org>
CommitDate: 2025-07-14 22:03:28 +0000

    amd64 pmap: do not hardcode 512GB
    
    Reviewed by:    markj
    Tested by:      pho
    Sponsored by:   The FreeBSD Foundation
    Differential revision:  https://reviews.freebsd.org/D51085
---
 sys/amd64/amd64/pmap.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index c3e3a91b20ec..15a812fefbaa 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -1745,7 +1745,8 @@ create_pagetables(vm_paddr_t *firstaddr)
                 * Each NDMPML4E allows 512 GB, so limit to that,
                 * and then readjust ndmpdp and ndmpdpphys.
                 */
-               printf("NDMPML4E limits system to %d GB\n", NDMPML4E * 512);
+               printf("NDMPML4E limits system to %lu GB\n",
+                   (u_long)NDMPML4E * NBPML4 / 1024 / 1024 / 1024);
                Maxmem = atop(NDMPML4E * NBPML4);
                ndmpdpphys = NDMPML4E;
                ndmpdp = NDMPML4E * NPDEPG;