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i386: Remove fallocate, fallocate64, posix_fallocate, posix_fallocate64

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With 6-argument system call support, the generic Linux implementations of
these system calls work, and there is no need for i386-specific versions.
This commit is contained in:
Florian Weimer 2015-04-24 13:26:09 +02:00
parent 305392eaca
commit 4bd40bcf44
7 changed files with 14 additions and 232 deletions
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11
ChangeLog
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@ -1,3 +1,14 @@
2015-05-05 Florian Weimer <fweimer@redhat.com>
* sysdeps/unix/sysv/linux/i386/Makefile
(sysdep_routines) [$(subdir) = misc]: Remove call_fallocate.
(sysdep_routines) [$(subdir) = io]: Add libc-do-syscall.
* sysdeps/unix/sysv/linux/i386/call_fallocate.S: Remove.
* sysdeps/unix/sysv/linux/i386/fallocate.c: Likewise.
* sysdeps/unix/sysv/linux/i386/fallocate64.c: Likewise.
* sysdeps/unix/sysv/linux/i386/posix_fallocate.c: Likewise.
* sysdeps/unix/sysv/linux/i386/posix_fallocate64.c: Likewise.
2015-05-02 Joseph Myers <joseph@codesourcery.com>
* math/auto-libm-test-in: Add more tests of atan, clog, clog10,

5
sysdeps/unix/sysv/linux/i386/Makefile
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@ -2,7 +2,7 @@
default-abi := 32
ifeq ($(subdir),misc)
sysdep_routines += ioperm iopl vm86 call_pselect6 call_fallocate
sysdep_routines += ioperm iopl vm86 call_pselect6
endif
ifeq ($(subdir),elf)
@ -10,8 +10,9 @@ sysdep-others += lddlibc4
install-bin += lddlibc4
endif
# fallocate, posix_fallocate use six-argument inline syscalls.
ifeq ($(subdir),io)
sysdep_routines += call_sync_file_range
sysdep_routines += call_sync_file_range libc-do-syscall
endif
# libpthread uses six-argument inline syscalls.

7
sysdeps/unix/sysv/linux/i386/call_fallocate.S
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@ -1,7 +0,0 @@
#include <sysdep.h>
#ifdef __NR_fallocate
PSEUDO_ERRVAL (__call_fallocate, fallocate, 6)
ret_ERRVAL
PSEUDO_END_ERRVAL(__call_fallocate)
#endif

53
sysdeps/unix/sysv/linux/i386/fallocate.c
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@ -1,53 +0,0 @@
/* Copyright (C) 2007-2015 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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <fcntl.h>
#include <sysdep-cancel.h>
extern int __call_fallocate (int fd, int mode, __off64_t offset, __off64_t len)
attribute_hidden;
/* Reserve storage for the data of the file associated with FD. */
int
fallocate (int fd, int mode, __off_t offset, __off_t len)
{
#ifdef __NR_fallocate
int err;
if (SINGLE_THREAD_P)
err = __call_fallocate (fd, mode, offset, len);
else
{
int oldtype = LIBC_CANCEL_ASYNC ();
err = __call_fallocate (fd, mode, offset, len);
LIBC_CANCEL_RESET (oldtype);
}
if (__glibc_unlikely (err))
{
__set_errno (err);
err = -1;
}
return err;
#else
__set_errno (ENOSYS);
return -1;
#endif
}

53
sysdeps/unix/sysv/linux/i386/fallocate64.c
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@ -1,53 +0,0 @@
/* Copyright (C) 2007-2015 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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <fcntl.h>
#include <sysdep-cancel.h>
extern int __call_fallocate (int fd, int mode, __off64_t offset, __off64_t len)
attribute_hidden;
/* Reserve storage for the data of the file associated with FD. */
int
fallocate64 (int fd, int mode, __off64_t offset, __off64_t len)
{
#ifdef __NR_fallocate
int err;
if (SINGLE_THREAD_P)
err = __call_fallocate (fd, mode, offset, len);
else
{
int oldtype = LIBC_CANCEL_ASYNC ();
err = __call_fallocate (fd, mode, offset, len);
LIBC_CANCEL_RESET (oldtype);
}
if (__glibc_unlikely (err))
{
__set_errno (err);
err = -1;
}
return err;
#else
__set_errno (ENOSYS);
return -1;
#endif
}

57
sysdeps/unix/sysv/linux/i386/posix_fallocate.c
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@ -1,57 +0,0 @@
/* Copyright (C) 2007-2015 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
<http://www.gnu.org/licenses/>. */
#include <fcntl.h>
#include <kernel-features.h>
#include <sysdep.h>
#define posix_fallocate static internal_fallocate
#include <sysdeps/posix/posix_fallocate.c>
#undef posix_fallocate
#if !defined __ASSUME_FALLOCATE && defined __NR_fallocate
int __have_fallocate attribute_hidden;
#endif
extern int __call_fallocate (int fd, int mode, __off64_t offset, __off64_t len)
attribute_hidden;
/* Reserve storage for the data of the file associated with FD. */
int
posix_fallocate (int fd, __off_t offset, __off_t len)
{
#ifdef __NR_fallocate
# ifndef __ASSUME_FALLOCATE
if (__glibc_likely (__have_fallocate >= 0))
# endif
{
int res = __call_fallocate (fd, 0, offset, len);
if (! res)
return 0;
# ifndef __ASSUME_FALLOCATE
if (__glibc_unlikely (res == ENOSYS))
__have_fallocate = -1;
else
# endif
if (res != EOPNOTSUPP)
return res;
}
#endif
return internal_fallocate (fd, offset, len);
}

60
sysdeps/unix/sysv/linux/i386/posix_fallocate64.c
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@ -1,60 +0,0 @@
/* Copyright (C) 2007-2015 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
<http://www.gnu.org/licenses/>. */
#include <fcntl.h>
#include <kernel-features.h>
#include <sysdep.h>
extern int __posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len);
#define __posix_fallocate64_l64 static internal_fallocate64
#include <sysdeps/posix/posix_fallocate64.c>
#undef __posix_fallocate64_l64
#if !defined __ASSUME_FALLOCATE && defined __NR_fallocate
/* Defined in posix_fallocate.c. */
extern int __have_fallocate attribute_hidden;
#endif
extern int __call_fallocate (int fd, int mode, __off64_t offset, __off64_t len)
attribute_hidden;
/* Reserve storage for the data of the file associated with FD. */
int
__posix_fallocate64_l64 (int fd, __off64_t offset, __off64_t len)
{
#ifdef __NR_fallocate
# ifndef __ASSUME_FALLOCATE
if (__glibc_likely (__have_fallocate >= 0))
# endif
{
int res = __call_fallocate (fd, 0, offset, len);
if (! res)
return 0;
# ifndef __ASSUME_FALLOCATE
if (__glibc_unlikely (res == ENOSYS))
__have_fallocate = -1;
else
# endif
if (res != EOPNOTSUPP)
return res;
}
#endif
return internal_fallocate64 (fd, offset, len);
}