sysdeps/generic/malloc-hugepages.c

   1 /* Huge Page support.  Generic implementation.
   2    Copyright (C) 2021-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public License as
   7    published by the Free Software Foundation; either version 2.1 of the
   8    License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; see the file COPYING.LIB.  If
  17    not, see <https://www.gnu.org/licenses/>.  */
  18
  19 #include <malloc-hugepages.h>
  20
  21 unsigned long int
  22 __malloc_default_thp_pagesize (void)
  23 {
  24   return 0;
  25 }
  26
  27 enum malloc_thp_mode_t
  28 __malloc_thp_mode (void)
  29 {
  30   return malloc_thp_mode_not_supported;
  31 }
  32
  33 /* Return the default transparent huge page size.  */
  34 void
  35 __malloc_hugepage_config (size_t requested, size_t *pagesize, int *flags)
  36 {
  37   *pagesize = 0;
  38   *flags = 0;
  39 }