From 1d371b5e179d943491a5fddad211cb317f38a142 Mon Sep 17 00:00:00 2001 From: Steven Whitehouse Date: Fri, 11 Sep 2009 15:57:27 +0100 Subject: GFS2: Add get_xstate quota function This allows querying of the quota state via the XFS quota API. Signed-off-by: Steven Whitehouse --- fs/gfs2/quota.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) (limited to 'fs') diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 6aaa6c5e21bc..e7114be7b449 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -47,6 +47,7 @@ #include #include #include +#include #include "gfs2.h" #include "incore.h" @@ -1375,7 +1376,29 @@ int gfs2_quotad(void *data) return 0; } +static int gfs2_quota_get_xstate(struct super_block *sb, + struct fs_quota_stat *fqs) +{ + struct gfs2_sbd *sdp = sb->s_fs_info; + + memset(fqs, 0, sizeof(struct fs_quota_stat)); + fqs->qs_version = FS_QSTAT_VERSION; + if (sdp->sd_args.ar_quota == GFS2_QUOTA_ON) + fqs->qs_flags = (XFS_QUOTA_UDQ_ENFD | XFS_QUOTA_GDQ_ENFD); + else if (sdp->sd_args.ar_quota == GFS2_QUOTA_ACCOUNT) + fqs->qs_flags = (XFS_QUOTA_UDQ_ACCT | XFS_QUOTA_GDQ_ACCT); + if (sdp->sd_quota_inode) { + fqs->qs_uquota.qfs_ino = GFS2_I(sdp->sd_quota_inode)->i_no_addr; + fqs->qs_uquota.qfs_nblks = sdp->sd_quota_inode->i_blocks; + } + fqs->qs_uquota.qfs_nextents = 1; /* unsupported */ + fqs->qs_gquota = fqs->qs_uquota; /* its the same inode in both cases */ + fqs->qs_incoredqs = atomic_read(&qd_lru_count); + return 0; +} + const struct quotactl_ops gfs2_quotactl_ops = { .quota_sync = gfs2_quota_sync, + .get_xstate = gfs2_quota_get_xstate, }; -- cgit v1.2.3-58-ga151