git: 5055ffaeba4f - main - Remove an unneeded memset from the arm64 pmap

[Andrew Turner]

The branch main has been updated by andrew:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=5055ffaeba4f23dab22fba9dace11bf9f3286d74

commit 5055ffaeba4f23dab22fba9dace11bf9f3286d74
Author:     Andrew Turner <and...@freebsd.org>
AuthorDate: 2022-03-10 19:13:49 +0000
Commit:     Andrew Turner <and...@freebsd.org>
CommitDate: 2022-03-10 19:13:49 +0000

    Remove an unneeded memset from the arm64 pmap
    
    There is no need to zero pagetable_dmap as we already did it when
    creating the page tables in locore.S
    
    Sponsored by:   The FreeBSD Foundation
---
 sys/arm64/arm64/pmap.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/sys/arm64/arm64/pmap.c b/sys/arm64/arm64/pmap.c
index c11a13e13866..3ad50e57d8e0 100644
--- a/sys/arm64/arm64/pmap.c
+++ b/sys/arm64/arm64/pmap.c
@@ -867,9 +867,6 @@ pmap_bootstrap_dmap(vm_offset_t kern_l1, vm_paddr_t min_pa,
        l2 = NULL;
        prev_l1_slot = -1;
 
-#define        DMAP_TABLES     ((DMAP_MAX_ADDRESS - DMAP_MIN_ADDRESS) >> 
L0_SHIFT)
-       memset(pagetable_dmap, 0, PAGE_SIZE * DMAP_TABLES);
-
        for (i = 0; i < (physmap_idx * 2); i += 2) {
                pa = physmap[i] & ~L2_OFFSET;
                va = pa - dmap_phys_base + DMAP_MIN_ADDRESS;