.\" Automatically generated by Pandoc 2.0.6
.\"
.TH "PMEM2_CONFIG_SET_VM_RESERVATION" "3" "2022-08-25" "PMDK - pmem2 API version 1.0" "PMDK Programmer's Manual"
.hy
.\" SPDX-License-Identifier: BSD-3-Clause
.\" Copyright 2020, Intel Corporation
.SH NAME
.PP
\f[B]pmem2_config_set_vm_reservation\f[]() \- sets the
pmem2_vm_reservation structure basing on the values in the pmem2_config
structure
.SH SYNOPSIS
.IP
.nf
\f[C]
#include\ <libpmem2.h>

struct\ pmem2_config;
struct\ pmem2_vm_reservation;
int\ pmem2_config_set_vm_reservation(struct\ pmem2_config\ *config,
\ \ \ \ \ \ \ \ struct\ pmem2_vm_reservation\ *rsv,\ size_t\ rsv_offset);
\f[]
.fi
.SH DESCRIPTION
.PP
The \f[B]pmem2_config_set_vm_reservation\f[]() function sets the virtual
memory reservation and an offset to be used during a mapping.
\f[I]rsv\f[] should be already initialized.
Please see \f[B]pmem2_vm_reservation_new\f[](3) for details.
\f[I]rsv_offset\f[] marks the offset in the reservation for the mapping.
.SH RETURN VALUE
.PP
\f[B]pmem2_config_set_vm_reservation\f[]() function always returns 0.
.SH SEE ALSO
.PP
\f[B]pmem2_vm_reservation_new\f[](3), \f[B]libpmem2\f[](7) and
\f[B]<https://pmem.io>\f[]