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Date: Wed, 20 Jun 2018 10:15:13 +0200
From: Arnd Bergmann <arnd@...db.de>
To: Jan Kara <jack@...e.com>
Cc: y2038@...ts.linaro.org, Arnd Bergmann <arnd@...db.de>,
Pali Rohár <pali.rohar@...il.com>,
"Steven J. Magnani" <steve@...idescorp.com>,
Deepa Dinamani <deepa.kernel@...il.com>,
Steve Magnani <steve.magnani@...idescorp.com>,
linux-kernel@...r.kernel.org
Subject: [PATCH] udf: convert inode stamps to timespec64
The VFS structures are finally converted to always use 64-bit timestamps,
and this file system can represent a long range of on-disk timestamps
already, so now let's fit in the missing bits for udf.
Signed-off-by: Arnd Bergmann <arnd@...db.de>
---
fs/udf/ialloc.c | 2 +-
fs/udf/inode.c | 45 ++++++++++++++++-----------------------------
fs/udf/super.c | 8 ++++----
fs/udf/udf_i.h | 2 +-
fs/udf/udf_sb.h | 2 +-
fs/udf/udfdecl.h | 4 ++--
fs/udf/udftime.c | 4 ++--
7 files changed, 27 insertions(+), 40 deletions(-)
diff --git a/fs/udf/ialloc.c b/fs/udf/ialloc.c
index 56569023783b..f8e5872f7cc2 100644
--- a/fs/udf/ialloc.c
+++ b/fs/udf/ialloc.c
@@ -125,7 +125,7 @@ struct inode *udf_new_inode(struct inode *dir, umode_t mode)
else
iinfo->i_alloc_type = ICBTAG_FLAG_AD_LONG;
inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
- iinfo->i_crtime = timespec64_to_timespec(inode->i_mtime);
+ iinfo->i_crtime = inode->i_mtime;
if (unlikely(insert_inode_locked(inode) < 0)) {
make_bad_inode(inode);
iput(inode);
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 7f39d17352c9..75e0b2683e47 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1271,7 +1271,6 @@ static int udf_read_inode(struct inode *inode, bool hidden_inode)
struct udf_inode_info *iinfo = UDF_I(inode);
struct udf_sb_info *sbi = UDF_SB(inode->i_sb);
struct kernel_lb_addr *iloc = &iinfo->i_location;
- struct timespec ts;
unsigned int link_count;
unsigned int indirections = 0;
int bs = inode->i_sb->s_blocksize;
@@ -1444,12 +1443,9 @@ static int udf_read_inode(struct inode *inode, bool hidden_inode)
inode->i_blocks = le64_to_cpu(fe->logicalBlocksRecorded) <<
(inode->i_sb->s_blocksize_bits - 9);
- udf_disk_stamp_to_time(&ts, fe->accessTime);
- inode->i_atime = timespec_to_timespec64(ts);
- udf_disk_stamp_to_time(&ts, fe->modificationTime);
- inode->i_mtime = timespec_to_timespec64(ts);
- udf_disk_stamp_to_time(&ts, fe->attrTime);
- inode->i_ctime = timespec_to_timespec64(ts);
+ udf_disk_stamp_to_time(&inode->i_atime, fe->accessTime);
+ udf_disk_stamp_to_time(&inode->i_mtime, fe->modificationTime);
+ udf_disk_stamp_to_time(&inode->i_ctime, fe->attrTime);
iinfo->i_unique = le64_to_cpu(fe->uniqueID);
iinfo->i_lenEAttr = le32_to_cpu(fe->lengthExtendedAttr);
@@ -1459,13 +1455,10 @@ static int udf_read_inode(struct inode *inode, bool hidden_inode)
inode->i_blocks = le64_to_cpu(efe->logicalBlocksRecorded) <<
(inode->i_sb->s_blocksize_bits - 9);
- udf_disk_stamp_to_time(&ts, efe->accessTime);
- inode->i_atime = timespec_to_timespec64(ts);
- udf_disk_stamp_to_time(&ts, efe->modificationTime);
- inode->i_mtime = timespec_to_timespec64(ts);
+ udf_disk_stamp_to_time(&inode->i_atime, efe->accessTime);
+ udf_disk_stamp_to_time(&inode->i_mtime, efe->modificationTime);
udf_disk_stamp_to_time(&iinfo->i_crtime, efe->createTime);
- udf_disk_stamp_to_time(&ts, efe->attrTime);
- inode->i_ctime = timespec_to_timespec64(ts);
+ udf_disk_stamp_to_time(&inode->i_ctime, efe->attrTime);
iinfo->i_unique = le64_to_cpu(efe->uniqueID);
iinfo->i_lenEAttr = le32_to_cpu(efe->lengthExtendedAttr);
@@ -1602,7 +1595,7 @@ static int udf_sync_inode(struct inode *inode)
return udf_update_inode(inode, 1);
}
-static void udf_adjust_time(struct udf_inode_info *iinfo, struct timespec time)
+static void udf_adjust_time(struct udf_inode_info *iinfo, struct timespec64 time)
{
if (iinfo->i_crtime.tv_sec > time.tv_sec ||
(iinfo->i_crtime.tv_sec == time.tv_sec &&
@@ -1715,12 +1708,9 @@ static int udf_update_inode(struct inode *inode, int do_sync)
inode->i_sb->s_blocksize - sizeof(struct fileEntry));
fe->logicalBlocksRecorded = cpu_to_le64(lb_recorded);
- udf_time_to_disk_stamp(&fe->accessTime,
- timespec64_to_timespec(inode->i_atime));
- udf_time_to_disk_stamp(&fe->modificationTime,
- timespec64_to_timespec(inode->i_mtime));
- udf_time_to_disk_stamp(&fe->attrTime,
- timespec64_to_timespec(inode->i_ctime));
+ udf_time_to_disk_stamp(&fe->accessTime, inode->i_atime);
+ udf_time_to_disk_stamp(&fe->modificationTime, inode->i_mtime);
+ udf_time_to_disk_stamp(&fe->attrTime, inode->i_ctime);
memset(&(fe->impIdent), 0, sizeof(struct regid));
strcpy(fe->impIdent.ident, UDF_ID_DEVELOPER);
fe->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX;
@@ -1739,17 +1729,14 @@ static int udf_update_inode(struct inode *inode, int do_sync)
efe->objectSize = cpu_to_le64(inode->i_size);
efe->logicalBlocksRecorded = cpu_to_le64(lb_recorded);
- udf_adjust_time(iinfo, timespec64_to_timespec(inode->i_atime));
- udf_adjust_time(iinfo, timespec64_to_timespec(inode->i_mtime));
- udf_adjust_time(iinfo, timespec64_to_timespec(inode->i_ctime));
+ udf_adjust_time(iinfo, inode->i_atime);
+ udf_adjust_time(iinfo, inode->i_mtime);
+ udf_adjust_time(iinfo, inode->i_ctime);
- udf_time_to_disk_stamp(&efe->accessTime,
- timespec64_to_timespec(inode->i_atime));
- udf_time_to_disk_stamp(&efe->modificationTime,
- timespec64_to_timespec(inode->i_mtime));
+ udf_time_to_disk_stamp(&efe->accessTime, inode->i_atime);
+ udf_time_to_disk_stamp(&efe->modificationTime, inode->i_mtime);
udf_time_to_disk_stamp(&efe->createTime, iinfo->i_crtime);
- udf_time_to_disk_stamp(&efe->attrTime,
- timespec64_to_timespec(inode->i_ctime));
+ udf_time_to_disk_stamp(&efe->attrTime, inode->i_ctime);
memset(&(efe->impIdent), 0, sizeof(efe->impIdent));
strcpy(efe->impIdent.ident, UDF_ID_DEVELOPER);
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 0c504c8031d3..3040dc2a32f6 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1980,7 +1980,7 @@ static void udf_open_lvid(struct super_block *sb)
struct buffer_head *bh = sbi->s_lvid_bh;
struct logicalVolIntegrityDesc *lvid;
struct logicalVolIntegrityDescImpUse *lvidiu;
- struct timespec ts;
+ struct timespec64 ts;
if (!bh)
return;
@@ -1992,7 +1992,7 @@ static void udf_open_lvid(struct super_block *sb)
mutex_lock(&sbi->s_alloc_mutex);
lvidiu->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX;
lvidiu->impIdent.identSuffix[1] = UDF_OS_ID_LINUX;
- ktime_get_real_ts(&ts);
+ ktime_get_real_ts64(&ts);
udf_time_to_disk_stamp(&lvid->recordingDateAndTime, ts);
if (le32_to_cpu(lvid->integrityType) == LVID_INTEGRITY_TYPE_CLOSE)
lvid->integrityType = cpu_to_le32(LVID_INTEGRITY_TYPE_OPEN);
@@ -2017,7 +2017,7 @@ static void udf_close_lvid(struct super_block *sb)
struct buffer_head *bh = sbi->s_lvid_bh;
struct logicalVolIntegrityDesc *lvid;
struct logicalVolIntegrityDescImpUse *lvidiu;
- struct timespec ts;
+ struct timespec64 ts;
if (!bh)
return;
@@ -2029,7 +2029,7 @@ static void udf_close_lvid(struct super_block *sb)
mutex_lock(&sbi->s_alloc_mutex);
lvidiu->impIdent.identSuffix[0] = UDF_OS_CLASS_UNIX;
lvidiu->impIdent.identSuffix[1] = UDF_OS_ID_LINUX;
- ktime_get_real_ts(&ts);
+ ktime_get_real_ts64(&ts);
udf_time_to_disk_stamp(&lvid->recordingDateAndTime, ts);
if (UDF_MAX_WRITE_VERSION > le16_to_cpu(lvidiu->maxUDFWriteRev))
lvidiu->maxUDFWriteRev = cpu_to_le16(UDF_MAX_WRITE_VERSION);
diff --git a/fs/udf/udf_i.h b/fs/udf/udf_i.h
index 630426ffb775..2ef0e212f08a 100644
--- a/fs/udf/udf_i.h
+++ b/fs/udf/udf_i.h
@@ -28,7 +28,7 @@ struct udf_ext_cache {
*/
struct udf_inode_info {
- struct timespec i_crtime;
+ struct timespec64 i_crtime;
/* Physical address of inode */
struct kernel_lb_addr i_location;
__u64 i_unique;
diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h
index 9dd3e1b9619e..9424d7cab790 100644
--- a/fs/udf/udf_sb.h
+++ b/fs/udf/udf_sb.h
@@ -138,7 +138,7 @@ struct udf_sb_info {
rwlock_t s_cred_lock;
/* Root Info */
- struct timespec s_record_time;
+ struct timespec64 s_record_time;
/* Fileset Info */
__u16 s_serial_number;
diff --git a/fs/udf/udfdecl.h b/fs/udf/udfdecl.h
index bae311b59400..4b8e1c111340 100644
--- a/fs/udf/udfdecl.h
+++ b/fs/udf/udfdecl.h
@@ -253,8 +253,8 @@ extern struct long_ad *udf_get_filelongad(uint8_t *, int, uint32_t *, int);
extern struct short_ad *udf_get_fileshortad(uint8_t *, int, uint32_t *, int);
/* udftime.c */
-extern void udf_disk_stamp_to_time(struct timespec *dest,
+extern void udf_disk_stamp_to_time(struct timespec64 *dest,
struct timestamp src);
-extern void udf_time_to_disk_stamp(struct timestamp *dest, struct timespec src);
+extern void udf_time_to_disk_stamp(struct timestamp *dest, struct timespec64 src);
#endif /* __UDF_DECL_H */
diff --git a/fs/udf/udftime.c b/fs/udf/udftime.c
index 67b33ac5d41b..784371994c2a 100644
--- a/fs/udf/udftime.c
+++ b/fs/udf/udftime.c
@@ -41,7 +41,7 @@
#include <linux/time.h>
void
-udf_disk_stamp_to_time(struct timespec *dest, struct timestamp src)
+udf_disk_stamp_to_time(struct timespec64 *dest, struct timestamp src)
{
u16 typeAndTimezone = le16_to_cpu(src.typeAndTimezone);
u16 year = le16_to_cpu(src.year);
@@ -70,7 +70,7 @@ udf_disk_stamp_to_time(struct timespec *dest, struct timestamp src)
}
void
-udf_time_to_disk_stamp(struct timestamp *dest, struct timespec ts)
+udf_time_to_disk_stamp(struct timestamp *dest, struct timespec64 ts)
{
long seconds;
int16_t offset;
--
2.9.0
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