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-rw-r--r--fs/ext3/super.c2
-rw-r--r--fs/isofs/util.c18
-rw-r--r--fs/ocfs2/quota.h1
-rw-r--r--fs/ocfs2/quota_local.c10
-rw-r--r--fs/quota/dquot.c10
-rw-r--r--fs/quota/quota_v2.c6
-rw-r--r--fs/udf/Kconfig10
-rw-r--r--fs/udf/inode.c28
-rw-r--r--fs/udf/super.c1
-rw-r--r--fs/xfs/xfs_qm_syscalls.c74
-rw-r--r--fs/xfs/xfs_quotaops.c2
-rw-r--r--include/linux/dqblk_v1.h3
-rw-r--r--include/linux/jbd.h9
-rw-r--r--include/linux/jbd2.h9
-rw-r--r--include/linux/quota.h14
-rw-r--r--include/uapi/linux/quota.h14
16 files changed, 95 insertions, 116 deletions
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index 9b4e7d750d4f..d4dbf3c259b3 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -466,6 +466,8 @@ static void ext3_put_super (struct super_block * sb)
}
sb->s_fs_info = NULL;
kfree(sbi->s_blockgroup_lock);
+ mutex_destroy(&sbi->s_orphan_lock);
+ mutex_destroy(&sbi->s_resize_lock);
kfree(sbi);
}
diff --git a/fs/isofs/util.c b/fs/isofs/util.c
index 01e1ee7a998b..005a15cfd30a 100644
--- a/fs/isofs/util.c
+++ b/fs/isofs/util.c
@@ -2,6 +2,7 @@
* linux/fs/isofs/util.c
*/
+#include <linux/time.h>
#include "isofs.h"
/*
@@ -17,9 +18,9 @@
int iso_date(char * p, int flag)
{
int year, month, day, hour, minute, second, tz;
- int crtime, days, i;
+ int crtime;
- year = p[0] - 70;
+ year = p[0];
month = p[1];
day = p[2];
hour = p[3];
@@ -31,18 +32,7 @@ int iso_date(char * p, int flag)
if (year < 0) {
crtime = 0;
} else {
- int monlen[12] = {31,28,31,30,31,30,31,31,30,31,30,31};
-
- days = year * 365;
- if (year > 2)
- days += (year+1) / 4;
- for (i = 1; i < month; i++)
- days += monlen[i-1];
- if (((year+2) % 4) == 0 && month > 2)
- days++;
- days += day - 1;
- crtime = ((((days * 24) + hour) * 60 + minute) * 60)
- + second;
+ crtime = mktime64(year+1900, month, day, hour, minute, second);
/* sign extend */
if (tz & 0x80)
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h
index 1eae330193a6..b6d51333ad02 100644
--- a/fs/ocfs2/quota.h
+++ b/fs/ocfs2/quota.h
@@ -48,6 +48,7 @@ struct ocfs2_quota_recovery {
/* In-memory structure with quota header information */
struct ocfs2_mem_dqinfo {
unsigned int dqi_type; /* Quota type this structure describes */
+ unsigned int dqi_flags; /* Flags OLQF_* */
unsigned int dqi_chunks; /* Number of chunks in local quota file */
unsigned int dqi_blocks; /* Number of blocks allocated for local quota file */
unsigned int dqi_syncms; /* How often should we sync with other nodes */
diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c
index 10b653930ee2..55f832f553cb 100644
--- a/fs/ocfs2/quota_local.c
+++ b/fs/ocfs2/quota_local.c
@@ -292,7 +292,7 @@ static void olq_update_info(struct buffer_head *bh, void *private)
ldinfo = (struct ocfs2_local_disk_dqinfo *)(bh->b_data +
OCFS2_LOCAL_INFO_OFF);
spin_lock(&dq_data_lock);
- ldinfo->dqi_flags = cpu_to_le32(info->dqi_flags & DQF_MASK);
+ ldinfo->dqi_flags = cpu_to_le32(oinfo->dqi_flags);
ldinfo->dqi_chunks = cpu_to_le32(oinfo->dqi_chunks);
ldinfo->dqi_blocks = cpu_to_le32(oinfo->dqi_blocks);
spin_unlock(&dq_data_lock);
@@ -737,13 +737,13 @@ static int ocfs2_local_read_info(struct super_block *sb, int type)
}
ldinfo = (struct ocfs2_local_disk_dqinfo *)(bh->b_data +
OCFS2_LOCAL_INFO_OFF);
- info->dqi_flags = le32_to_cpu(ldinfo->dqi_flags);
+ oinfo->dqi_flags = le32_to_cpu(ldinfo->dqi_flags);
oinfo->dqi_chunks = le32_to_cpu(ldinfo->dqi_chunks);
oinfo->dqi_blocks = le32_to_cpu(ldinfo->dqi_blocks);
oinfo->dqi_libh = bh;
/* We crashed when using local quota file? */
- if (!(info->dqi_flags & OLQF_CLEAN)) {
+ if (!(oinfo->dqi_flags & OLQF_CLEAN)) {
rec = OCFS2_SB(sb)->quota_rec;
if (!rec) {
rec = ocfs2_alloc_quota_recovery();
@@ -772,7 +772,7 @@ static int ocfs2_local_read_info(struct super_block *sb, int type)
}
/* Now mark quota file as used */
- info->dqi_flags &= ~OLQF_CLEAN;
+ oinfo->dqi_flags &= ~OLQF_CLEAN;
status = ocfs2_modify_bh(lqinode, bh, olq_update_info, info);
if (status < 0) {
mlog_errno(status);
@@ -857,7 +857,7 @@ static int ocfs2_local_free_info(struct super_block *sb, int type)
goto out;
/* Mark local file as clean */
- info->dqi_flags |= OLQF_CLEAN;
+ oinfo->dqi_flags |= OLQF_CLEAN;
status = ocfs2_modify_bh(sb_dqopt(sb)->files[type],
oinfo->dqi_libh,
olq_update_info,
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 69df5b239844..29eb9dc5728a 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -1248,7 +1248,7 @@ static int ignore_hardlimit(struct dquot *dquot)
return capable(CAP_SYS_RESOURCE) &&
(info->dqi_format->qf_fmt_id != QFMT_VFS_OLD ||
- !(info->dqi_flags & V1_DQF_RSQUASH));
+ !(info->dqi_flags & DQF_ROOT_SQUASH));
}
/* needs dq_data_lock */
@@ -2577,6 +2577,14 @@ int dquot_set_dqinfo(struct super_block *sb, int type, struct if_dqinfo *ii)
goto out;
}
mi = sb_dqopt(sb)->info + type;
+ if (ii->dqi_valid & IIF_FLAGS) {
+ if (ii->dqi_flags & ~DQF_SETINFO_MASK ||
+ (ii->dqi_flags & DQF_ROOT_SQUASH &&
+ mi->dqi_format->qf_fmt_id != QFMT_VFS_OLD)) {
+ err = -EINVAL;
+ goto out;
+ }
+ }
spin_lock(&dq_data_lock);
if (ii->dqi_valid & IIF_BGRACE)
mi->dqi_bgrace = ii->dqi_bgrace;
diff --git a/fs/quota/quota_v2.c b/fs/quota/quota_v2.c
index 02751ec695c5..54cac436ac72 100644
--- a/fs/quota/quota_v2.c
+++ b/fs/quota/quota_v2.c
@@ -126,7 +126,8 @@ static int v2_read_file_info(struct super_block *sb, int type)
}
info->dqi_bgrace = le32_to_cpu(dinfo.dqi_bgrace);
info->dqi_igrace = le32_to_cpu(dinfo.dqi_igrace);
- info->dqi_flags = le32_to_cpu(dinfo.dqi_flags);
+ /* No flags currently supported */
+ info->dqi_flags = 0;
qinfo->dqi_sb = sb;
qinfo->dqi_type = type;
qinfo->dqi_blocks = le32_to_cpu(dinfo.dqi_blocks);
@@ -157,7 +158,8 @@ static int v2_write_file_info(struct super_block *sb, int type)
info->dqi_flags &= ~DQF_INFO_DIRTY;
dinfo.dqi_bgrace = cpu_to_le32(info->dqi_bgrace);
dinfo.dqi_igrace = cpu_to_le32(info->dqi_igrace);
- dinfo.dqi_flags = cpu_to_le32(info->dqi_flags & DQF_MASK);
+ /* No flags currently supported */
+ dinfo.dqi_flags = cpu_to_le32(0);
spin_unlock(&dq_data_lock);
dinfo.dqi_blocks = cpu_to_le32(qinfo->dqi_blocks);
dinfo.dqi_free_blk = cpu_to_le32(qinfo->dqi_free_blk);
diff --git a/fs/udf/Kconfig b/fs/udf/Kconfig
index 0e0e99bd6bce..c6e17a744c3b 100644
--- a/fs/udf/Kconfig
+++ b/fs/udf/Kconfig
@@ -2,10 +2,12 @@ config UDF_FS
tristate "UDF file system support"
select CRC_ITU_T
help
- This is the new file system used on some CD-ROMs and DVDs. Say Y if
- you intend to mount DVD discs or CDRW's written in packet mode, or
- if written to by other UDF utilities, such as DirectCD.
- Please read <file:Documentation/filesystems/udf.txt>.
+ This is a file system used on some CD-ROMs and DVDs. Since the
+ file system is supported by multiple operating systems and is more
+ compatible with standard unix file systems, it is also suitable for
+ removable USB disks. Say Y if you intend to mount DVD discs or CDRW's
+ written in packet mode, or if you want to use UDF for removable USB
+ disks. Please read <file:Documentation/filesystems/udf.txt>.
To compile this file system support as a module, choose M here: the
module will be called udf.
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 5bc71d9a674a..7b72b7dd8906 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1288,6 +1288,7 @@ static int udf_read_inode(struct inode *inode, bool hidden_inode)
struct kernel_lb_addr *iloc = &iinfo->i_location;
unsigned int link_count;
unsigned int indirections = 0;
+ int bs = inode->i_sb->s_blocksize;
int ret = -EIO;
reread:
@@ -1374,38 +1375,35 @@ reread:
if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_EFE)) {
iinfo->i_efe = 1;
iinfo->i_use = 0;
- ret = udf_alloc_i_data(inode, inode->i_sb->s_blocksize -
+ ret = udf_alloc_i_data(inode, bs -
sizeof(struct extendedFileEntry));
if (ret)
goto out;
memcpy(iinfo->i_ext.i_data,
bh->b_data + sizeof(struct extendedFileEntry),
- inode->i_sb->s_blocksize -
- sizeof(struct extendedFileEntry));
+ bs - sizeof(struct extendedFileEntry));
} else if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_FE)) {
iinfo->i_efe = 0;
iinfo->i_use = 0;
- ret = udf_alloc_i_data(inode, inode->i_sb->s_blocksize -
- sizeof(struct fileEntry));
+ ret = udf_alloc_i_data(inode, bs - sizeof(struct fileEntry));
if (ret)
goto out;
memcpy(iinfo->i_ext.i_data,
bh->b_data + sizeof(struct fileEntry),
- inode->i_sb->s_blocksize - sizeof(struct fileEntry));
+ bs - sizeof(struct fileEntry));
} else if (fe->descTag.tagIdent == cpu_to_le16(TAG_IDENT_USE)) {
iinfo->i_efe = 0;
iinfo->i_use = 1;
iinfo->i_lenAlloc = le32_to_cpu(
((struct unallocSpaceEntry *)bh->b_data)->
lengthAllocDescs);
- ret = udf_alloc_i_data(inode, inode->i_sb->s_blocksize -
+ ret = udf_alloc_i_data(inode, bs -
sizeof(struct unallocSpaceEntry));
if (ret)
goto out;
memcpy(iinfo->i_ext.i_data,
bh->b_data + sizeof(struct unallocSpaceEntry),
- inode->i_sb->s_blocksize -
- sizeof(struct unallocSpaceEntry));
+ bs - sizeof(struct unallocSpaceEntry));
return 0;
}
@@ -1489,6 +1487,15 @@ reread:
}
inode->i_generation = iinfo->i_unique;
+ /*
+ * Sanity check length of allocation descriptors and extended attrs to
+ * avoid integer overflows
+ */
+ if (iinfo->i_lenEAttr > bs || iinfo->i_lenAlloc > bs)
+ goto out;
+ /* Now do exact checks */
+ if (udf_file_entry_alloc_offset(inode) + iinfo->i_lenAlloc > bs)
+ goto out;
/* Sanity checks for files in ICB so that we don't get confused later */
if (iinfo->i_alloc_type == ICBTAG_FLAG_AD_IN_ICB) {
/*
@@ -1498,8 +1505,7 @@ reread:
if (iinfo->i_lenAlloc != inode->i_size)
goto out;
/* File in ICB has to fit in there... */
- if (inode->i_size > inode->i_sb->s_blocksize -
- udf_file_entry_alloc_offset(inode))
+ if (inode->i_size > bs - udf_file_entry_alloc_offset(inode))
goto out;
}
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 3ccb2f11fc76..3d35a754293a 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -2300,6 +2300,7 @@ static void udf_put_super(struct super_block *sb)
udf_close_lvid(sb);
brelse(sbi->s_lvid_bh);
udf_sb_free_partitions(sb);
+ mutex_destroy(&sbi->s_alloc_mutex);
kfree(sb->s_fs_info);
sb->s_fs_info = NULL;
}
diff --git a/fs/xfs/xfs_qm_syscalls.c b/fs/xfs/xfs_qm_syscalls.c
index cb6168ec92c9..d56a4f5155d5 100644
--- a/fs/xfs/xfs_qm_syscalls.c
+++ b/fs/xfs/xfs_qm_syscalls.c
@@ -329,22 +329,16 @@ xfs_qm_scall_quotaon(
return -EINVAL;
}
- /* No fs can turn on quotas with a delayed effect */
- ASSERT((flags & XFS_ALL_QUOTA_ACCT) == 0);
-
/*
* Can't enforce without accounting. We check the superblock
* qflags here instead of m_qflags because rootfs can have
* quota acct on ondisk without m_qflags' knowing.
*/
- if (((flags & XFS_UQUOTA_ACCT) == 0 &&
- (mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) == 0 &&
+ if (((mp->m_sb.sb_qflags & XFS_UQUOTA_ACCT) == 0 &&
(flags & XFS_UQUOTA_ENFD)) ||
- ((flags & XFS_GQUOTA_ACCT) == 0 &&
- (mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) == 0 &&
+ ((mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) == 0 &&
(flags & XFS_GQUOTA_ENFD)) ||
- ((flags & XFS_PQUOTA_ACCT) == 0 &&
- (mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT) == 0 &&
+ ((mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT) == 0 &&
(flags & XFS_PQUOTA_ENFD))) {
xfs_debug(mp,
"%s: Can't enforce without acct, flags=%x sbflags=%x",
@@ -383,8 +377,7 @@ xfs_qm_scall_quotaon(
((mp->m_sb.sb_qflags & XFS_PQUOTA_ACCT) !=
(mp->m_qflags & XFS_PQUOTA_ACCT)) ||
((mp->m_sb.sb_qflags & XFS_GQUOTA_ACCT) !=
- (mp->m_qflags & XFS_GQUOTA_ACCT)) ||
- (flags & XFS_ALL_QUOTA_ENFD) == 0)
+ (mp->m_qflags & XFS_GQUOTA_ACCT)))
return 0;
if (! XFS_IS_QUOTA_RUNNING(mp))
@@ -421,20 +414,12 @@ xfs_qm_scall_getqstat(
memset(out, 0, sizeof(fs_quota_stat_t));
out->qs_version = FS_QSTAT_VERSION;
- if (!xfs_sb_version_hasquota(&mp->m_sb)) {
- out->qs_uquota.qfs_ino = NULLFSINO;
- out->qs_gquota.qfs_ino = NULLFSINO;
- return 0;
- }
-
out->qs_flags = (__uint16_t) xfs_qm_export_flags(mp->m_qflags &
(XFS_ALL_QUOTA_ACCT|
XFS_ALL_QUOTA_ENFD));
- if (q) {
- uip = q->qi_uquotaip;
- gip = q->qi_gquotaip;
- pip = q->qi_pquotaip;
- }
+ uip = q->qi_uquotaip;
+ gip = q->qi_gquotaip;
+ pip = q->qi_pquotaip;
if (!uip && mp->m_sb.sb_uquotino != NULLFSINO) {
if (xfs_iget(mp, NULL, mp->m_sb.sb_uquotino,
0, 0, &uip) == 0)
@@ -480,14 +465,13 @@ xfs_qm_scall_getqstat(
if (temppqip)
IRELE(pip);
}
- if (q) {
- out->qs_incoredqs = q->qi_dquots;
- out->qs_btimelimit = q->qi_btimelimit;
- out->qs_itimelimit = q->qi_itimelimit;
- out->qs_rtbtimelimit = q->qi_rtbtimelimit;
- out->qs_bwarnlimit = q->qi_bwarnlimit;
- out->qs_iwarnlimit = q->qi_iwarnlimit;
- }
+ out->qs_incoredqs = q->qi_dquots;
+ out->qs_btimelimit = q->qi_btimelimit;
+ out->qs_itimelimit = q->qi_itimelimit;
+ out->qs_rtbtimelimit = q->qi_rtbtimelimit;
+ out->qs_bwarnlimit = q->qi_bwarnlimit;
+ out->qs_iwarnlimit = q->qi_iwarnlimit;
+
return 0;
}
@@ -508,13 +492,6 @@ xfs_qm_scall_getqstatv(
bool tempgqip = false;
bool temppqip = false;
- if (!xfs_sb_version_hasquota(&mp->m_sb)) {
- out->qs_uquota.qfs_ino = NULLFSINO;
- out->qs_gquota.qfs_ino = NULLFSINO;
- out->qs_pquota.qfs_ino = NULLFSINO;
- return 0;
- }
-
out->qs_flags = (__uint16_t) xfs_qm_export_flags(mp->m_qflags &
(XFS_ALL_QUOTA_ACCT|
XFS_ALL_QUOTA_ENFD));
@@ -522,11 +499,9 @@ xfs_qm_scall_getqstatv(
out->qs_gquota.qfs_ino = mp->m_sb.sb_gquotino;
out->qs_pquota.qfs_ino = mp->m_sb.sb_pquotino;
- if (q) {
- uip = q->qi_uquotaip;
- gip = q->qi_gquotaip;
- pip = q->qi_pquotaip;
- }
+ uip = q->qi_uquotaip;
+ gip = q->qi_gquotaip;
+ pip = q->qi_pquotaip;
if (!uip && mp->m_sb.sb_uquotino != NULLFSINO) {
if (xfs_iget(mp, NULL, mp->m_sb.sb_uquotino,
0, 0, &uip) == 0)
@@ -561,14 +536,13 @@ xfs_qm_scall_getqstatv(
if (temppqip)
IRELE(pip);
}
- if (q) {
- out->qs_incoredqs = q->qi_dquots;
- out->qs_btimelimit = q->qi_btimelimit;
- out->qs_itimelimit = q->qi_itimelimit;
- out->qs_rtbtimelimit = q->qi_rtbtimelimit;
- out->qs_bwarnlimit = q->qi_bwarnlimit;
- out->qs_iwarnlimit = q->qi_iwarnlimit;
- }
+ out->qs_incoredqs = q->qi_dquots;
+ out->qs_btimelimit = q->qi_btimelimit;
+ out->qs_itimelimit = q->qi_itimelimit;
+ out->qs_rtbtimelimit = q->qi_rtbtimelimit;
+ out->qs_bwarnlimit = q->qi_bwarnlimit;
+ out->qs_iwarnlimit = q->qi_iwarnlimit;
+
return 0;
}
diff --git a/fs/xfs/xfs_quotaops.c b/fs/xfs/xfs_quotaops.c
index 801a84c1cdc3..a226203fa46a 100644
--- a/fs/xfs/xfs_quotaops.c
+++ b/fs/xfs/xfs_quotaops.c
@@ -75,7 +75,7 @@ xfs_fs_set_xstate(
if (sb->s_flags & MS_RDONLY)
return -EROFS;
- if (op != Q_XQUOTARM && !XFS_IS_QUOTA_RUNNING(mp))
+ if (!XFS_IS_QUOTA_RUNNING(mp))
return -ENOSYS;
if (uflags & FS_QUOTA_UDQ_ACCT)
diff --git a/include/linux/dqblk_v1.h b/include/linux/dqblk_v1.h
index 3713a7232dd8..c0d4d1e2a45c 100644
--- a/include/linux/dqblk_v1.h
+++ b/include/linux/dqblk_v1.h
@@ -5,9 +5,6 @@
#ifndef _LINUX_DQBLK_V1_H
#define _LINUX_DQBLK_V1_H
-/* Root squash turned on */
-#define V1_DQF_RSQUASH 1
-
/* Numbers of blocks needed for updates */
#define V1_INIT_ALLOC 1
#define V1_INIT_REWRITE 1
diff --git a/include/linux/jbd.h b/include/linux/jbd.h
index 31229e0be90b..d32615280be9 100644
--- a/include/linux/jbd.h
+++ b/include/linux/jbd.h
@@ -956,15 +956,6 @@ void __log_wait_for_space(journal_t *journal);
extern void __journal_drop_transaction(journal_t *, transaction_t *);
extern int cleanup_journal_tail(journal_t *);
-/* Debugging code only: */
-
-#define jbd_ENOSYS() \
-do { \
- printk (KERN_ERR "JBD unimplemented function %s\n", __func__); \
- current->state = TASK_UNINTERRUPTIBLE; \
- schedule(); \
-} while (1)
-
/*
* is_journal_abort
*
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 704b9a599b26..20e7f78041c8 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1251,15 +1251,6 @@ void __jbd2_log_wait_for_space(journal_t *journal);
extern void __jbd2_journal_drop_transaction(journal_t *, transaction_t *);
extern int jbd2_cleanup_journal_tail(journal_t *);
-/* Debugging code only: */
-
-#define jbd_ENOSYS() \
-do { \
- printk (KERN_ERR "JBD unimplemented function %s\n", __func__); \
- current->state = TASK_UNINTERRUPTIBLE; \
- schedule(); \
-} while (1)
-
/*
* is_journal_abort
*
diff --git a/include/linux/quota.h b/include/linux/quota.h
index 097d7eb2441e..227f37f463c9 100644
--- a/include/linux/quota.h
+++ b/include/linux/quota.h
@@ -223,12 +223,14 @@ struct mem_dqinfo {
struct super_block;
-#define DQF_MASK 0xffff /* Mask for format specific flags */
-#define DQF_GETINFO_MASK 0x1ffff /* Mask for flags passed to userspace */
-#define DQF_SETINFO_MASK 0xffff /* Mask for flags modifiable from userspace */
-#define DQF_SYS_FILE_B 16
-#define DQF_SYS_FILE (1 << DQF_SYS_FILE_B) /* Quota file stored as system file */
-#define DQF_INFO_DIRTY_B 31
+/* Mask for flags passed to userspace */
+#define DQF_GETINFO_MASK (DQF_ROOT_SQUASH | DQF_SYS_FILE)
+/* Mask for flags modifiable from userspace */
+#define DQF_SETINFO_MASK DQF_ROOT_SQUASH
+
+enum {
+ DQF_INFO_DIRTY_B = DQF_PRIVATE,
+};
#define DQF_INFO_DIRTY (1 << DQF_INFO_DIRTY_B) /* Is info dirty? */
extern void mark_info_dirty(struct super_block *sb, int type);
diff --git a/include/uapi/linux/quota.h b/include/uapi/linux/quota.h
index 3b6cfbeb086d..1f49b8341c99 100644
--- a/include/uapi/linux/quota.h
+++ b/include/uapi/linux/quota.h
@@ -126,10 +126,22 @@ struct if_dqblk {
#define IIF_FLAGS 4
#define IIF_ALL (IIF_BGRACE | IIF_IGRACE | IIF_FLAGS)
+enum {
+ DQF_ROOT_SQUASH_B = 0,
+ DQF_SYS_FILE_B = 16,
+ /* Kernel internal flags invisible to userspace */
+ DQF_PRIVATE
+};
+
+/* Root squash enabled (for v1 quota format) */
+#define DQF_ROOT_SQUASH (1 << DQF_ROOT_SQUASH_B)
+/* Quota stored in a system file */
+#define DQF_SYS_FILE (1 << DQF_SYS_FILE_B)
+
struct if_dqinfo {
__u64 dqi_bgrace;
__u64 dqi_igrace;
- __u32 dqi_flags;
+ __u32 dqi_flags; /* DFQ_* */
__u32 dqi_valid;
};
generated by cgit v1.2.3 (git 2.46.0) at 2025-07-19 02:50:08 +0000