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📄 apic_vector.S(6.43 KB)
📄 atpic_vector.S(2.43 KB)
📄 bios.c(3.28 KB)
📄 bpf_jit_machdep.c(12.78 KB)
📄 bpf_jit_machdep.h(12.75 KB)
📄 copyout.c(6.44 KB)
📄 cpu_switch.S(11.5 KB)
📄 db_disasm.c(49.67 KB)
📄 db_interface.c(2.71 KB)
📄 db_trace.c(14.63 KB)
📄 efirt_machdep.c(9.84 KB)
📄 efirt_support.S(3.14 KB)
📄 elf_machdep.c(11.17 KB)
📄 exception.S(34.76 KB)
📄 fpu.c(34.27 KB)
📄 gdb_machdep.c(5.46 KB)
📄 genassym.c(11.31 KB)
📄 in_cksum.c(6.28 KB)
📄 initcpu.c(10.08 KB)
📄 io.c(1.82 KB)
📄 locore.S(3.82 KB)
📄 machdep.c(72.71 KB)
📄 mem.c(6.38 KB)
📄 minidump_machdep.c(10.99 KB)
📄 mp_machdep.c(29.79 KB)
📄 mpboot.S(7.85 KB)
📄 pmap.c(310.68 KB)
📄 prof_machdep.c(8.55 KB)
📄 ptrace_machdep.c(6.51 KB)
📄 sigtramp.S(1.93 KB)
📄 support.S(33.77 KB)
📄 sys_machdep.c(20.26 KB)
📄 trap.c(32.49 KB)
📄 uio_machdep.c(4.22 KB)
📄 uma_machdep.c(2.35 KB)
📄 vm_machdep.c(18.53 KB)
📄 xen-locore.S(6.12 KB)

Editing: uma_machdep.c

/*-
 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
 *
 * Copyright (c) 2003 Alan L. Cox <alc@cs.rice.edu>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");

#include <sys/param.h>
#include <sys/malloc.h>
#include <vm/vm.h>
#include <vm/vm_param.h>
#include <vm/vm_page.h>
#include <vm/vm_dumpset.h>
#include <vm/uma.h>
#include <vm/uma_int.h>
#include <machine/md_var.h>

void *
uma_small_alloc(uma_zone_t zone, vm_size_t bytes, int domain, u_int8_t *flags,
    int wait)
{
	vm_page_t m;
	vm_paddr_t pa;
	void *va;

*flags = UMA_SLAB_PRIV;
	m = vm_page_alloc_domain(NULL, 0, domain,
	    malloc2vm_flags(wait) | VM_ALLOC_NOOBJ | VM_ALLOC_WIRED);
	if (m == NULL)
		return (NULL);
	pa = m->phys_addr;
	if ((wait & M_NODUMP) == 0)
		dump_add_page(pa);
	va = (void *)PHYS_TO_DMAP(pa);
	if ((wait & M_ZERO) && (m->flags & PG_ZERO) == 0)
		pagezero(va);
	return (va);
}

void
uma_small_free(void *mem, vm_size_t size, u_int8_t flags)
{
	vm_page_t m;
	vm_paddr_t pa;

pa = DMAP_TO_PHYS((vm_offset_t)mem);
	dump_drop_page(pa);
	m = PHYS_TO_VM_PAGE(pa);
	vm_page_unwire_noq(m);
	vm_page_free(m);
}

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Editing: uma_machdep.c

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