nptl/default-sched.h

   1 /* Determine calling thread's scheduling parameters.  Stub version.
   2    Copyright (C) 2014-2022 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 Library General Public License as
   7    published by the Free Software Foundation; either version 2 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    Library General Public License for more details.
  14
  15    You should have received a copy of the GNU Library 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 <assert.h>
  20
  21 /* This should fill in PD->schedpolicy if PD->flags does not contain
  22    ATTR_FLAG_POLICY_SET, and set it; and PD->schedparam if PD->flags does
  23    not contain ATTR_FLAG_SCHED_SET, and set it.  It won't be called at all
  24    if both bits are already set.  */
  25
  26 static void
  27 collect_default_sched (struct pthread *pd)
  28 {
  29   assert ((pd->flags & (ATTR_FLAG_SCHED_SET | ATTR_FLAG_POLICY_SET)) != 0);
  30
  31   /* The generic/stub version is a no-op rather than just using the
  32      __sched_getscheduler and __sched_getparam functions so that there
  33      won't be stub warnings for those functions just because pthread_create
  34      was called without actually calling those.  */
  35 }