The branch main has been updated by alc:
URL:
https://cgit.FreeBSD.org/src/commit/?id=5a181b8bce9958be9e3c2b3840f5a56b712c108e
commit 5a181b8bce9958be9e3c2b3840f5a56b712c108e
Author: Alan Cox <a...@freebsd.org>
AuthorDate: 2021-01-10 08:51:33 +0000
Commit: Alan Cox <a...@freebsd.org>
CommitDate: 2021-01-10 19:25:33 +0000
Prefer the use of vm_page_domain() to vm_phys_domain().
When we already have the vm page in hand, use vm_page_domain() instead
of vm_phys_domain(). The former has a trivial constant-time
implementation whereas the latter iterates over the mem_affinity array.
Reviewed by: kib, markj
Differential Revision: https://reviews.freebsd.org/D28005
---
sys/amd64/amd64/pmap.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c
index 5267203d7473..2ec303d687a7 100644
--- a/sys/amd64/amd64/pmap.c
+++ b/sys/amd64/amd64/pmap.c
@@ -5259,7 +5259,7 @@ retry:
pc->pc_map[0] = PC_FREE0 & ~1ul; /* preallocated bit 0 */
pc->pc_map[1] = PC_FREE1;
pc->pc_map[2] = PC_FREE2;
- pvc = &pv_chunks[vm_phys_domain(m->phys_addr)];
+ pvc = &pv_chunks[vm_page_domain(m)];
mtx_lock(&pvc->pvc_lock);
TAILQ_INSERT_TAIL(&pvc->pvc_list, pc, pc_lru);
mtx_unlock(&pvc->pvc_lock);
@@ -5360,7 +5360,7 @@ retry:
pc->pc_map[1] = PC_FREE1;
pc->pc_map[2] = PC_FREE2;
TAILQ_INSERT_HEAD(&pmap->pm_pvchunk, pc, pc_list);
- TAILQ_INSERT_TAIL(&new_tail[pc_to_domain(pc)], pc, pc_lru);
+ TAILQ_INSERT_TAIL(&new_tail[vm_page_domain(m)], pc, pc_lru);
PV_STAT(atomic_add_int(&pv_entry_spare, _NPCPV));
/*
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