From dbcbc7b90e8a43aa00412bfa601a2d110a29086a Mon Sep 17 00:00:00 2001 From: "Darrick J. Wong" Date: Wed, 15 Jul 2020 17:48:31 -0700 Subject: [PATCH] xfs: refactor testing if a particular dquot is being enforced Create a small helper to test if enforcement is enabled for a given incore dquot and replace the open-code logic testing. Signed-off-by: Darrick J. Wong Reviewed-by: Dave Chinner Reviewed-by: Christoph Hellwig --- fs/xfs/xfs_dquot.h | 17 +++++++++++++++++ fs/xfs/xfs_qm_syscalls.c | 9 ++------- fs/xfs/xfs_trans_dquot.c | 4 +--- 3 files changed, 20 insertions(+), 10 deletions(-) diff --git a/fs/xfs/xfs_dquot.h b/fs/xfs/xfs_dquot.h index 17a21677723f..fcf9bd676615 100644 --- a/fs/xfs/xfs_dquot.h +++ b/fs/xfs/xfs_dquot.h @@ -156,6 +156,23 @@ static inline struct xfs_dquot *xfs_inode_dquot(struct xfs_inode *ip, int type) } } +/* Decide if the dquot's limits are actually being enforced. */ +static inline bool +xfs_dquot_is_enforced( + const struct xfs_dquot *dqp) +{ + switch (dqp->dq_flags & XFS_DQTYPE_REC_MASK) { + case XFS_DQTYPE_USER: + return XFS_IS_UQUOTA_ENFORCED(dqp->q_mount); + case XFS_DQTYPE_GROUP: + return XFS_IS_GQUOTA_ENFORCED(dqp->q_mount); + case XFS_DQTYPE_PROJ: + return XFS_IS_PQUOTA_ENFORCED(dqp->q_mount); + } + ASSERT(0); + return false; +} + /* * Check whether a dquot is under low free space conditions. We assume the quota * is enabled and enforced. diff --git a/fs/xfs/xfs_qm_syscalls.c b/fs/xfs/xfs_qm_syscalls.c index 119c3d7d5f51..f7dbc702e4d6 100644 --- a/fs/xfs/xfs_qm_syscalls.c +++ b/fs/xfs/xfs_qm_syscalls.c @@ -660,19 +660,14 @@ xfs_qm_scall_getquota_fill_qc( * gets turned off. No need to confuse the user level code, * so return zeroes in that case. */ - if ((!XFS_IS_UQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_USER) || - (!XFS_IS_GQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_GROUP) || - (!XFS_IS_PQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_PROJ)) { + if (!xfs_dquot_is_enforced(dqp)) { dst->d_spc_timer = 0; dst->d_ino_timer = 0; dst->d_rt_spc_timer = 0; } #ifdef DEBUG - if (((XFS_IS_UQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_USER) || - (XFS_IS_GQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_GROUP) || - (XFS_IS_PQUOTA_ENFORCED(mp) && type == XFS_DQTYPE_PROJ)) && - dqp->q_id != 0) { + if (xfs_dquot_is_enforced(dqp) && dqp->q_id != 0) { if ((dst->d_space > dst->d_spc_softlimit) && (dst->d_spc_softlimit > 0)) { ASSERT(dst->d_spc_timer != 0); diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c index ea61e279f831..d7d710d25bbd 100644 --- a/fs/xfs/xfs_trans_dquot.c +++ b/fs/xfs/xfs_trans_dquot.c @@ -650,9 +650,7 @@ xfs_trans_dqresv( } if ((flags & XFS_QMOPT_FORCE_RES) == 0 && dqp->q_id && - ((XFS_IS_UQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISUDQ(dqp)) || - (XFS_IS_GQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISGDQ(dqp)) || - (XFS_IS_PQUOTA_ENFORCED(dqp->q_mount) && XFS_QM_ISPDQ(dqp)))) { + xfs_dquot_is_enforced(dqp)) { int quota_nl; bool fatal; -- 2.39.5