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authorUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
committerUlrich Drepper <drepper@redhat.com>2004-12-22 20:10:10 +0000
commita334319f6530564d22e775935d9c91663623a1b4 (patch)
treeb5877475619e4c938e98757d518bb1e9cbead751 /sysdeps/unix/sysv/linux/posix_madvise.c
parent0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff)
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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'sysdeps/unix/sysv/linux/posix_madvise.c')
-rw-r--r--sysdeps/unix/sysv/linux/posix_madvise.c38
1 files changed, 0 insertions, 38 deletions
diff --git a/sysdeps/unix/sysv/linux/posix_madvise.c b/sysdeps/unix/sysv/linux/posix_madvise.c
deleted file mode 100644
index 880b17ef31..0000000000
--- a/sysdeps/unix/sysv/linux/posix_madvise.c
+++ /dev/null
@@ -1,38 +0,0 @@
-/* Copyright (C) 2007 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, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <sysdep.h>
-#include <sys/mman.h>
-
-
-int
-posix_madvise (void *addr, size_t len, int advice)
-{
-  /* We have one problem: the kernel's MADV_DONTNEED does not
-     correspond to POSIX's POSIX_MADV_DONTNEED.  The former simply
-     discards changes made to the memory without writing it back to
-     disk, if this would be necessary.  The POSIX behavior does not
-     allow this.  There is no functionality mapping the POSIX behavior
-     so far so we ignore that advice for now.  */
-  if (advice == POSIX_MADV_DONTNEED)
-    return 0;
-
-  INTERNAL_SYSCALL_DECL (err);
-  int result = INTERNAL_SYSCALL (madvise, err, 3, addr, len, advice);
-  return INTERNAL_SYSCALL_ERRNO (result, err);
-}