mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-24 14:00:30 +00:00
55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/* CPU affinity handling for the dynamic linker. Stub version.
|
|
Copyright (C) 2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef DL_AFFINITY_H
|
|
#define DL_AFFINITY_H
|
|
|
|
#include <errno.h>
|
|
#include <stddef.h>
|
|
|
|
/* On success, write the current CPU ID to *CPU, and the current node
|
|
ID to *NODE, and return 0. Return a negative error code on
|
|
failure. */
|
|
static inline int
|
|
_dl_getcpu (unsigned int *cpu, unsigned int *node)
|
|
{
|
|
return -ENOSYS;
|
|
}
|
|
|
|
/* On success, write CPU ID affinity bits for the current thread to
|
|
*BITS, which must be SIZE bytes long, and return the number of
|
|
bytes updated, a multiple of sizeof (unsigned long int). On
|
|
failure, return a negative error code. */
|
|
static int
|
|
_dl_getaffinity (unsigned long int *bits, size_t size)
|
|
{
|
|
return -ENOSYS;
|
|
}
|
|
|
|
/* Set the CPU affinity mask for the current thread to *BITS, using
|
|
the SIZE bytes from that array, which should be a multiple of
|
|
sizeof (unsigned long int). Return 0 on success, and a negative
|
|
error code on failure. */
|
|
static int
|
|
_dl_setaffinity (const unsigned long int *bits, size_t size)
|
|
{
|
|
return -ENOSYS;
|
|
}
|
|
|
|
#endif /* DL_AFFINITY_H */
|