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Base <sys/quota.h> on Linux kernel headers [BZ #20525]
Macros which are also defined in <linux/quota.h> are removed, and <linux/quota.h> is included instead. This commit cleans up the definition of fs_to_dq_blocks and struct dqblock and struct dqinfo, too.
This commit is contained in:
Florian Weimer
parent
de6b6d14e9
commit
4d728087ef
19
ChangeLog
19
ChangeLog
@ -1,3 +1,22 @@
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2016-09-01 Florian Weimer <fweimer@redhat.com>
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[BZ #20525]
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* sysdeps/unix/sysv/linux/sys/quota.h: Update copyright.
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Include <linux/quota.h>.
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(fs_to_dq_blocks): Hard-code BLOCK_SIZE as 1024, to match dbtob
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and btodb.
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(_LINUX_QUOTA_VERSION, MAXQUOTAS, USRQUOTA, GRPQUOTA, INITQFNAMES)
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(SUBCMDMASK, SUBCMDSHIFT, QCMD, Q_QUOTAON, Q_QUOTAOFF, Q_GETQUOTA)
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(Q_SETQUOTA, Q_SETUSE, Q_SYNC, Q_SETQLIM, Q_GETSTATS, Q_RSQUASH)
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(Q_GETFMT, Q_GETINFO, Q_SETINFO, Q_GETNEXTQUOTA, QIF_BLIMITS)
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(QIF_SPACE, QIF_ILIMITS, QIF_INODES, QIF_BTIME, QIF_ITIME)
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(QIF_LIMITS, QIF_USAGE, QIF_TIMES, QIF_ALL, IIF_BGRACE)
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(IIF_IGRACE, IIF_FLAGS, IIF_ALL): Remove.
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(struct dqblock, struct dqinfo): Use __uint64_t and __uint32_t
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types.
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* sysdeps/unix/sysv/linux/tst-quota.c: New test.
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* sysdeps/unix/sysv/linux/Makefile (tests): Add it.
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2016-08-31 Paul E. Murphy <murphyp@linux.vnet.ibm.com>
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* sysdeps/ieee754/ldbl-128/e_gammal_r.c:
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4
NEWS
4
NEWS
@ -35,6 +35,10 @@ Version 2.25
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* The fesetexcept and fetestexceptflag functions from TS 18661-1:2014 are
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added to libm.
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* The <sys/quota.h> header now includes the <linux/quota.h> header. Support
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for the Linux quota interface which predates kernel version 2.4.22 has
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been removed.
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Security related changes:
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On ARM EABI (32-bit), generating a backtrace for execution contexts which
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@ -42,7 +42,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
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bits/socket_type.h bits/syscall.h bits/sysctl.h \
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bits/mman-linux.h
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tests += tst-clone tst-clone2 tst-fanotify tst-personality
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tests += tst-clone tst-clone2 tst-fanotify tst-personality tst-quota
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# Generate the list of SYS_* macros for the system calls (__NR_* macros).
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@ -1,6 +1,22 @@
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/* This just represents the non-kernel parts of <linux/quota.h>.
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*
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* here's the corresponding copyright:
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Copyright (C) 1998-2016 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, see
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<http://www.gnu.org/licenses/>. */
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/*
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* Copyright (c) 1982, 1986 Regents of the University of California.
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* All rights reserved.
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*
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@ -38,13 +54,7 @@
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#include <features.h>
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#include <sys/types.h>
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/*
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* Select between different incompatible quota versions.
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* Default to the version used by Linux kernel version 2.4.22
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* or later. */
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#ifndef _LINUX_QUOTA_VERSION
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# define _LINUX_QUOTA_VERSION 2
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#endif
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#include <linux/quota.h>
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/*
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* Convert diskblocks to blocks and the other way around.
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@ -54,10 +64,10 @@
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#define btodb(num) ((num) >> 10)
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/*
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* Convert count of filesystem blocks to diskquota blocks, meant
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* for filesystems where i_blksize != BLOCK_SIZE
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* Convert count of filesystem blocks to diskquota blocks, meant for
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* filesystems where i_blksize != 1024.
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*/
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#define fs_to_dq_blocks(num, blksize) (((num) * (blksize)) / BLOCK_SIZE)
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#define fs_to_dq_blocks(num, blksize) (((num) * (blksize)) / 1024)
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/*
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* Definitions for disk quotas imposed on the average user
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@ -71,113 +81,33 @@
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#define MAX_IQ_TIME 604800 /* (7*24*60*60) 1 week */
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#define MAX_DQ_TIME 604800 /* (7*24*60*60) 1 week */
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#define MAXQUOTAS 2
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#define USRQUOTA 0 /* element used for user quotas */
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#define GRPQUOTA 1 /* element used for group quotas */
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/*
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* Definitions for the default names of the quotas files.
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*/
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#define INITQFNAMES { \
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"user", /* USRQUOTA */ \
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"group", /* GRPQUOTA */ \
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"undefined", \
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};
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#define QUOTAFILENAME "quota"
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#define QUOTAGROUP "staff"
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#define NR_DQHASH 43 /* Just an arbitrary number any suggestions ? */
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#define NR_DQUOTS 256 /* Number of quotas active at one time */
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/*
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* Command definitions for the 'quotactl' system call.
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* The commands are broken into a main command defined below
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* and a subcommand that is used to convey the type of
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* quota that is being manipulated (see above).
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*/
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#define SUBCMDMASK 0x00ff
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#define SUBCMDSHIFT 8
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#define QCMD(cmd, type) (((cmd) << SUBCMDSHIFT) | ((type) & SUBCMDMASK))
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#if _LINUX_QUOTA_VERSION < 2
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# define Q_QUOTAON 0x0100 /* enable quotas */
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# define Q_QUOTAOFF 0x0200 /* disable quotas */
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# define Q_GETQUOTA 0x0300 /* get limits and usage */
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# define Q_SETQUOTA 0x0400 /* set limits and usage */
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# define Q_SETUSE 0x0500 /* set usage */
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# define Q_SYNC 0x0600 /* sync disk copy of a filesystems quotas */
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# define Q_SETQLIM 0x0700 /* set limits */
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# define Q_GETSTATS 0x0800 /* get collected stats */
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# define Q_RSQUASH 0x1000 /* set root_squash option */
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#else
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# define Q_SYNC 0x800001 /* sync disk copy of a filesystems quotas */
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# define Q_QUOTAON 0x800002 /* turn quotas on */
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# define Q_QUOTAOFF 0x800003 /* turn quotas off */
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# define Q_GETFMT 0x800004 /* get quota format used on given filesystem */
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# define Q_GETINFO 0x800005 /* get information about quota files */
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# define Q_SETINFO 0x800006 /* set information about quota files */
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# define Q_GETQUOTA 0x800007 /* get user quota structure */
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# define Q_SETQUOTA 0x800008 /* set user quota structure */
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# define Q_GETNEXTQUOTA 0x800009 /* get disk limits and usage >= ID */
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#endif
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/*
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* The following structure defines the format of the disk quota file
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* (as it appears on disk) - the file is an array of these structures
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* indexed by user or group number.
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*/
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#if _LINUX_QUOTA_VERSION < 2
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/* Old name for struct if_dqblk. */
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struct dqblk
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{
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u_int32_t dqb_bhardlimit; /* absolute limit on disk blks alloc */
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u_int32_t dqb_bsoftlimit; /* preferred limit on disk blks */
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u_int32_t dqb_curblocks; /* current block count */
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u_int32_t dqb_ihardlimit; /* maximum # allocated inodes */
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u_int32_t dqb_isoftlimit; /* preferred inode limit */
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u_int32_t dqb_curinodes; /* current # allocated inodes */
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time_t dqb_btime; /* time limit for excessive disk use */
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time_t dqb_itime; /* time limit for excessive files */
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__uint64_t dqb_bhardlimit; /* absolute limit on disk quota blocks alloc */
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__uint64_t dqb_bsoftlimit; /* preferred limit on disk quota blocks */
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__uint64_t dqb_curspace; /* current quota block count */
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__uint64_t dqb_ihardlimit; /* maximum # allocated inodes */
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__uint64_t dqb_isoftlimit; /* preferred inode limit */
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__uint64_t dqb_curinodes; /* current # allocated inodes */
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__uint64_t dqb_btime; /* time limit for excessive disk use */
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__uint64_t dqb_itime; /* time limit for excessive files */
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__uint32_t dqb_valid; /* bitmask of QIF_* constants */
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};
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#else
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/* Flags that indicate which fields in dqblk structure are valid. */
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#define QIF_BLIMITS 1
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#define QIF_SPACE 2
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#define QIF_ILIMITS 4
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#define QIF_INODES 8
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#define QIF_BTIME 16
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#define QIF_ITIME 32
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#define QIF_LIMITS (QIF_BLIMITS | QIF_ILIMITS)
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#define QIF_USAGE (QIF_SPACE | QIF_INODES)
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#define QIF_TIMES (QIF_BTIME | QIF_ITIME)
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#define QIF_ALL (QIF_LIMITS | QIF_USAGE | QIF_TIMES)
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struct dqblk
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{
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u_int64_t dqb_bhardlimit; /* absolute limit on disk quota blocks alloc */
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u_int64_t dqb_bsoftlimit; /* preferred limit on disk quota blocks */
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u_int64_t dqb_curspace; /* current quota block count */
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u_int64_t dqb_ihardlimit; /* maximum # allocated inodes */
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u_int64_t dqb_isoftlimit; /* preferred inode limit */
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u_int64_t dqb_curinodes; /* current # allocated inodes */
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u_int64_t dqb_btime; /* time limit for excessive disk use */
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u_int64_t dqb_itime; /* time limit for excessive files */
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u_int32_t dqb_valid; /* bitmask of QIF_* constants */
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};
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#endif
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/*
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* Shorthand notation.
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*/
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#define dq_bhardlimit dq_dqb.dqb_bhardlimit
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#define dq_bsoftlimit dq_dqb.dqb_bsoftlimit
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#if _LINUX_QUOTA_VERSION < 2
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# define dq_curblocks dq_dqb.dqb_curblocks
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#else
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#define dq_curspace dq_dqb.dqb_curspace
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#define dq_valid dq_dqb.dqb_valid
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#endif
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#define dq_ihardlimit dq_dqb.dqb_ihardlimit
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#define dq_isoftlimit dq_dqb.dqb_isoftlimit
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#define dq_curinodes dq_dqb.dqb_curinodes
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@ -186,35 +116,14 @@ struct dqblk
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#define dqoff(UID) ((loff_t)((UID) * sizeof (struct dqblk)))
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#if _LINUX_QUOTA_VERSION < 2
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struct dqstats
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{
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u_int32_t lookups;
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u_int32_t drops;
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u_int32_t reads;
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u_int32_t writes;
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u_int32_t cache_hits;
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u_int32_t pages_allocated;
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u_int32_t allocated_dquots;
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u_int32_t free_dquots;
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u_int32_t syncs;
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};
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#else
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/* Flags that indicate which fields in dqinfo structure are valid. */
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# define IIF_BGRACE 1
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# define IIF_IGRACE 2
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# define IIF_FLAGS 4
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# define IIF_ALL (IIF_BGRACE | IIF_IGRACE | IIF_FLAGS)
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/* Old name for struct if_dqinfo. */
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struct dqinfo
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{
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u_int64_t dqi_bgrace;
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u_int64_t dqi_igrace;
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u_int32_t dqi_flags;
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u_int32_t dqi_valid;
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__uint64_t dqi_bgrace;
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__uint64_t dqi_igrace;
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__uint32_t dqi_flags;
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__uint32_t dqi_valid;
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};
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#endif
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__BEGIN_DECLS
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58
sysdeps/unix/sysv/linux/tst-quota.c
Normal file
58
sysdeps/unix/sysv/linux/tst-quota.c
Normal file
@ -0,0 +1,58 @@
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/* Copyright (C) 2016 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, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/quota.h>
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#include <stdbool.h>
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#include <stdio.h>
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static bool errors;
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void
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check_size (const char *name1, size_t size1,
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const char *name2, size_t size2)
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{
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const char *prefix;
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const char *op;
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if (size1 != size2)
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{
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prefix = "error";
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op = "!=";
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errors = true;
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}
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else
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{
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prefix = "info";
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op = "==";
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}
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printf ("%s: sizeof (%s) [%zu] %s sizeof (%s) [%zu]\n",
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prefix, name1, size1, op, name2, size2);
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}
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#define CHECK_SIZE(type1, type2) \
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check_size (#type1, sizeof (type1), #type2, sizeof (type2))
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int
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do_test (void)
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{
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CHECK_SIZE (struct if_dqblk, struct dqblk);
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CHECK_SIZE (struct if_dqinfo, struct dqinfo);
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return errors;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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