.\" Copyright 1996, Andries E. Brouwer <aeb@cwi.nl>
.\" Copyright 2010, Jan Kara <jack@suse.cz>
.\" Copyright 2010, Michael Kerrisk <mtk.manpages@gmail.com>
.\" Copyright, the authors of the Linux man-pages project
.\"
.\" SPDX-License-Identifier: Linux-man-pages-copyleft
.\"
.TH Q_XGETQUOTA 2const 2026-06-05 "Linux man-pages 6.19"
.SH NAME
Q_XGETQUOTA
\-
get quota limits for an XFS filesystem
.SH LIBRARY
Standard C library
.RI ( libc ,\~ \-lc )
.SH SYNOPSIS
.nf
.BR "#include <xfs/xqm.h>" "      /* See quotactl(2) */"
.B #include <sys/quota.h>
.P
.BI "int\~quotactl(QCMD(Q_XGETQUOTA, " type "), const\~char\~*_Nullable\~" special ,
.BI "             int\~" id ", caddr_t\~" addr );
.P
.BR "#include <xfs/xqm.h>" "      /* See quotactl_fd(2) */"
.BR "#include <sys/syscall.h>" "  /* Definition of " SYS_* " constants */"
.B #include <unistd.h>
.P
.BI "int\~syscall(SYS_quotactl_fd, int\~" fd ", QCMD(Q_XGETQUOTA, " type ),
.BI "            int\~" id ", struct\~fs_disk_quota\~*" addr );
.fi
.SH DESCRIPTION
Get disk quota limits and current usage for user
.IR id .
.P
The
.I addr
argument is a pointer to an
.BR fs_disk_quota (2type)
structure.
.P
Unprivileged users may retrieve only their own quotas;
a privileged user
.RB ( CAP_SYS_ADMIN )
may retrieve the quotas of any user.
.SH RETURN VALUE
See
.BR quotactl (2).
.SH ERRORS
See
.BR quotactl (2).
.SH STANDARDS
Linux.
.SH HISTORY
Linux.
.SH SEE ALSO
.BR quotactl (2),
.BR quotactl_fd (2),
.BR Q_XGETNEXTQUOTA (2const),
.BR fs_disk_quota (2type)