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cdfd61e1ee
* sysdeps/i386/fpu/e_fmodf.S: Revert last changes, keep using fprem. * sysdeps/i386/fpu/e_fmodl.c: Likewise. * sysdeps/i386/fpu/e_fmod.S: Likewise.
39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
/* Copyright (C) 2007 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#include <sys/mman.h>
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int
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posix_madvise (void *addr, size_t len, int advice)
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{
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/* We have one problem: the kernel's MADV_DONTNEED does not
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correspond to POSIX's POSIX_MADV_DONTNEED. The former simply
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discards changes made to the memory without writing it back to
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disk, if this would be necessary. The POSIX behavior does not
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allow this. There is no functionality mapping the POSIX behavior
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so far so we ignore that advice for now. */
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if (advice == POSIX_MADV_DONTNEED)
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return 0;
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INTERNAL_SYSCALL_DECL (err);
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int result = INTERNAL_SYSCALL (madvise, err, 3, addr, len, advice);
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return INTERNAL_SYSCALL_ERRNO (result, err);
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}
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