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Remove unecessary VM_ALLOC_ZERO from allocation of the domain-local

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page for pcpu.

Reviewed by:	markj
Tested by:	pho
Sponsored by:	The FreeBSD Foundation
Differential revision:	https://reviews.freebsd.org/D21320
This commit is contained in:
Konstantin Belousov 2019-08-24 15:22:18 +00:00
parent a7751d328a
commit 5865e1b91b
1 changed files with 1 additions and 1 deletions
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sys/amd64/amd64/mp_machdep.c
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@ -401,7 +401,7 @@ mp_realloc_pcpu(int cpuid, int domain)
if (_vm_phys_domain(pmap_kextract(oa)) == domain)
return;
m = vm_page_alloc_domain(NULL, 0, domain,
VM_ALLOC_NORMAL | VM_ALLOC_NOOBJ | VM_ALLOC_ZERO);
VM_ALLOC_NORMAL | VM_ALLOC_NOOBJ);
na = PHYS_TO_DMAP(VM_PAGE_TO_PHYS(m));
pagecopy((void *)oa, (void *)na);
pmap_enter(kernel_pmap, oa, m, VM_PROT_READ | VM_PROT_WRITE, 0, 0);