diff options
author | Ryan S. Arnold <rsa@us.ibm.com> | 2009-07-24 10:44:27 -0500 |
---|---|---|
committer | Ryan Arnold <ryanarn@etna.rchland.ibm.com> | 2009-07-24 15:10:55 -0500 |
commit | a14f7dce07b58c6af4d7af89eb596320ecee7f9b (patch) | |
tree | 55e445f6f084f9b1e346775d2c22759f1d900eef | |
parent | 3385d53cf549e798489e03522344e318d3e684f7 (diff) | |
download | glibc-a14f7dce07b58c6af4d7af89eb596320ecee7f9b.tar.gz |
Add Linux fallocate support.
commit 749f5cc96803f5a2ec0ca76b4bb290cea44fb3f1
Author: Ulrich Drepper <drepper@redhat.com>
Date: Mon Mar 2 16:15:58 2009 +0000
* sysdeps/unix/sysv/linux/fallocate.c: New file.
* sysdeps/unix/sysv/linux/fallocate64.c: New file.
* sysdeps/unix/sysv/linux/wordsize-64/fallocate64.c: New file.
* sysdeps/unix/sysv/linux/wordsize-64/fallocate.c: New file.
* sysdeps/unix/sysv/linux/i386/fallocate64.c: New file.
* sysdeps/unix/sysv/linux/i386/fallocate.c: New file.
* sysdeps/unix/sysv/linux/Versions: Export fallocate and fallocate64
for GLIBC_2.10.
* sysdeps/unix/sysv/linux/Makefile [subdir=io] (sysdep_routines):
Add fallocate and fallocate64.
* io/fcntl.h: Pretty printing.
-rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/Versions | 3 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/fallocate.c | 30 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/fallocate64.c | 32 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/fallocate.c | 32 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/fallocate64.c | 32 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/wordsize-64/fallocate.c | 29 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/wordsize-64/fallocate64.c | 1 |
8 files changed, 160 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index ddbb4f68f8..3dcad749e0 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -139,7 +139,7 @@ endif ifeq ($(subdir),io) sysdep_routines += xstatconv internal_statvfs internal_statvfs64 \ - sync_file_range open_2 open64_2 + sync_file_range open_2 open64_2 fallocate fallocate64 endif ifeq ($(subdir),elf) diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions index af4c293c26..af12084add 100644 --- a/sysdeps/unix/sysv/linux/Versions +++ b/sysdeps/unix/sysv/linux/Versions @@ -135,6 +135,9 @@ libc { GLIBC_2.8 { timerfd_create; timerfd_settime; timerfd_gettime; } + GLIBC_2.10 { + fallocate; fallocate64; + } GLIBC_PRIVATE { # functions used in other libraries __syscall_rt_sigqueueinfo; diff --git a/sysdeps/unix/sysv/linux/fallocate.c b/sysdeps/unix/sysv/linux/fallocate.c new file mode 100644 index 0000000000..f65864f3f1 --- /dev/null +++ b/sysdeps/unix/sysv/linux/fallocate.c @@ -0,0 +1,30 @@ +/* Copyright (C) 2007, 2009 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 <fcntl.h> +#include <sysdep.h> + + +/* Reserve storage for the data of the file associated with FD. */ +int +fallocate (int fd, int mode, __off_t offset, __off_t len) +{ + return INLINE_SYSCALL (fallocate, err, 6, fd, mode, + __LONG_LONG_PAIR (offset >> 31, offset), + __LONG_LONG_PAIR (len >> 31, len)); +} diff --git a/sysdeps/unix/sysv/linux/fallocate64.c b/sysdeps/unix/sysv/linux/fallocate64.c new file mode 100644 index 0000000000..b20486df39 --- /dev/null +++ b/sysdeps/unix/sysv/linux/fallocate64.c @@ -0,0 +1,32 @@ +/* Copyright (C) 2007, 2009 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 <fcntl.h> +#include <sysdep.h> + + +/* Reserve storage for the data of the file associated with FD. */ +int +__fallocate64_l64 (int fd, int mode, __off64_t offset, __off64_t len) +{ + return INLINE_SYSCALL (fallocate, 6, fd, mode, + __LONG_LONG_PAIR ((long int) (offset >> 32), + (long int) offset), + __LONG_LONG_PAIR ((long int) (len >> 32), + (long int) len)); +} diff --git a/sysdeps/unix/sysv/linux/i386/fallocate.c b/sysdeps/unix/sysv/linux/i386/fallocate.c new file mode 100644 index 0000000000..7a943e44c0 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fallocate.c @@ -0,0 +1,32 @@ +/* Copyright (C) 2007, 2009 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 <fcntl.h> +#include <sysdep.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) +{ + return __call_fallocate (fd, mode, offset, len); +} diff --git a/sysdeps/unix/sysv/linux/i386/fallocate64.c b/sysdeps/unix/sysv/linux/i386/fallocate64.c new file mode 100644 index 0000000000..b744710a96 --- /dev/null +++ b/sysdeps/unix/sysv/linux/i386/fallocate64.c @@ -0,0 +1,32 @@ +/* Copyright (C) 2007, 2009 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 <fcntl.h> +#include <sysdep.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_l64 (int fd, int mode, __off64_t offset, __off64_t len) +{ + return __call_fallocate (fd, mode, offset, len); +} diff --git a/sysdeps/unix/sysv/linux/wordsize-64/fallocate.c b/sysdeps/unix/sysv/linux/wordsize-64/fallocate.c new file mode 100644 index 0000000000..c89e318819 --- /dev/null +++ b/sysdeps/unix/sysv/linux/wordsize-64/fallocate.c @@ -0,0 +1,29 @@ +/* Copyright (C) 2007, 2009 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 <fcntl.h> +#include <sysdep.h> + + +/* Reserve storage for the data of the file associated with FD. */ +int +fallocate (int fd, int mode, __off_t offset, __off_t len) +{ + return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); +} +strong_alias (posix_fallocate, posix_fallocate64) diff --git a/sysdeps/unix/sysv/linux/wordsize-64/fallocate64.c b/sysdeps/unix/sysv/linux/wordsize-64/fallocate64.c new file mode 100644 index 0000000000..df33112d6b --- /dev/null +++ b/sysdeps/unix/sysv/linux/wordsize-64/fallocate64.c @@ -0,0 +1 @@ +/* fallocate64 is in posix_fallocate.c */ |