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vm: Use vmem_xalloc in kva_alloc

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The kernel_arena used in kva_alloc has the qcache disabled. vmem_alloc
will first try to use the qcache before falling back to vmem_xalloc.

Rather than trying to use the qcache in vmem_alloc just call
vmem_xalloc directly.

Reviewed by:	alc, kib, markj
Sponsored by:	Arm Ltd
Differential Revision:	https://reviews.freebsd.org/D42831
This commit is contained in:
Andrew Turner 2023-11-29 12:11:37 +00:00
parent 51e7276365
commit 8daee410d2
1 changed files with 3 additions and 2 deletions
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5
sys/vm/vm_kern.c
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@ -147,7 +147,8 @@ kva_alloc(vm_size_t size)
TSENTER();
size = round_page(size);
if (vmem_alloc(kernel_arena, size, M_BESTFIT | M_NOWAIT, &addr))
if (vmem_xalloc(kernel_arena, size, 0, 0, 0, VMEM_ADDR_MIN,
VMEM_ADDR_MAX, M_BESTFIT | M_NOWAIT, &addr))
return (0);
TSEXIT();
@ -168,7 +169,7 @@ kva_free(vm_offset_t addr, vm_size_t size)
{
size = round_page(size);
vmem_free(kernel_arena, addr, size);
vmem_xfree(kernel_arena, addr, size);
}
/*