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| author | Jan Kara <jack@suse.cz> | 2014-12-16 12:03:51 +0100 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2015-03-04 16:06:38 +0100 |
| commit | 5eacb2ac029161d94969a511e0adf7dca28cda1f (patch) | |
| tree | f49c47630dbd2790ae4d297f745f6ab359525ed9 /fs/quota/quota.c | |
| parent | 59b6ba699043e0f55d4057cf2ae79d9c1171bc58 (diff) | |
| download | op-kernel-dev-5eacb2ac029161d94969a511e0adf7dca28cda1f.zip op-kernel-dev-5eacb2ac029161d94969a511e0adf7dca28cda1f.tar.gz | |
quota: Make ->set_info use structure with neccesary info to VFS and XFS
Change ->set_info to take new qc_info structure which contains all the
necessary information both for XFS and VFS. Convert Q_SETINFO handler
to use this structure.
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/quota/quota.c')
| -rw-r--r-- | fs/quota/quota.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/fs/quota/quota.c b/fs/quota/quota.c index 20d11cd..741d5a1 100644 --- a/fs/quota/quota.c +++ b/fs/quota/quota.c @@ -149,12 +149,31 @@ static int quota_getinfo(struct super_block *sb, int type, void __user *addr) static int quota_setinfo(struct super_block *sb, int type, void __user *addr) { struct if_dqinfo info; + struct qc_info qinfo; if (copy_from_user(&info, addr, sizeof(info))) return -EFAULT; if (!sb->s_qcop->set_info) return -ENOSYS; - return sb->s_qcop->set_info(sb, type, &info); + if (info.dqi_valid & ~(IIF_FLAGS | IIF_BGRACE | IIF_IGRACE)) + return -EINVAL; + memset(&qinfo, 0, sizeof(qinfo)); + if (info.dqi_valid & IIF_FLAGS) { + if (info.dqi_flags & ~DQF_SETINFO_MASK) + return -EINVAL; + if (info.dqi_flags & DQF_ROOT_SQUASH) + qinfo.i_flags |= QCI_ROOT_SQUASH; + qinfo.i_fieldmask |= QC_FLAGS; + } + if (info.dqi_valid & IIF_BGRACE) { + qinfo.i_spc_timelimit = info.dqi_bgrace; + qinfo.i_fieldmask |= QC_SPC_TIMER; + } + if (info.dqi_valid & IIF_IGRACE) { + qinfo.i_ino_timelimit = info.dqi_igrace; + qinfo.i_fieldmask |= QC_INO_TIMER; + } + return sb->s_qcop->set_info(sb, type, &qinfo); } static inline qsize_t qbtos(qsize_t blocks) |
