[PATCH] btrfs: stop using get_seconds()

From: Allen Pais
Date: Tue Jun 19 2018 - 01:25:56 EST


The get_seconds() function is deprecated as it truncates
the timestamp to 32 bits. Change to either ktime_get_seconds()
or ktime_get_real_seconds()

Signed-off-by: Allen Pais <allen.lkml@xxxxxxxxx>
---
fs/btrfs/ctree.h | 4 ++--
fs/btrfs/dev-replace.c | 8 ++++----
fs/btrfs/disk-io.c | 4 ++--
fs/btrfs/transaction.c | 2 +-
fs/btrfs/transaction.h | 2 +-
5 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 118346a..e671a1f 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -342,8 +342,8 @@ struct btrfs_path {
sizeof(struct btrfs_item))
struct btrfs_dev_replace {
u64 replace_state; /* see #define above */
- u64 time_started; /* seconds since 1-Jan-1970 */
- u64 time_stopped; /* seconds since 1-Jan-1970 */
+ time64_t time_started; /* seconds since 1-Jan-1970 */
+ time64_t time_stopped; /* seconds since 1-Jan-1970 */
atomic64_t num_write_errors;
atomic64_t num_uncorrectable_read_errors;

diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c
index e2ba041..1b30c38 100644
--- a/fs/btrfs/dev-replace.c
+++ b/fs/btrfs/dev-replace.c
@@ -465,7 +465,7 @@ int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info,
* go to the tgtdev as well (refer to btrfs_map_block()).
*/
dev_replace->replace_state = BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED;
- dev_replace->time_started = get_seconds();
+ dev_replace->time_started = ktime_get_real_seconds();
dev_replace->cursor_left = 0;
dev_replace->committed_cursor_left = 0;
dev_replace->cursor_left_last_write_of_item = 0;
@@ -618,7 +618,7 @@ static int btrfs_dev_replace_finishing(struct btrfs_fs_info *fs_info,
: BTRFS_IOCTL_DEV_REPLACE_STATE_FINISHED;
dev_replace->tgtdev = NULL;
dev_replace->srcdev = NULL;
- dev_replace->time_stopped = get_seconds();
+ dev_replace->time_stopped = ktime_get_real_seconds();
dev_replace->item_needs_writeback = 1;

/* replace old device with new one in mapping tree */
@@ -807,7 +807,7 @@ int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info)
break;
}
dev_replace->replace_state = BTRFS_IOCTL_DEV_REPLACE_STATE_CANCELED;
- dev_replace->time_stopped = get_seconds();
+ dev_replace->time_stopped = ktime_get_real_seconds();
dev_replace->item_needs_writeback = 1;
btrfs_dev_replace_write_unlock(dev_replace);
btrfs_scrub_cancel(fs_info);
@@ -848,7 +848,7 @@ void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info)
case BTRFS_IOCTL_DEV_REPLACE_STATE_STARTED:
dev_replace->replace_state =
BTRFS_IOCTL_DEV_REPLACE_STATE_SUSPENDED;
- dev_replace->time_stopped = get_seconds();
+ dev_replace->time_stopped = ktime_get_real_seconds();
dev_replace->item_needs_writeback = 1;
btrfs_info(fs_info, "suspending dev_replace for unmount");
break;
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 205092d..f3224e2 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1803,7 +1803,7 @@ static int transaction_kthread(void *arg)
struct btrfs_trans_handle *trans;
struct btrfs_transaction *cur;
u64 transid;
- unsigned long now;
+ time64_t now;
unsigned long delay;
bool cannot_commit;

@@ -1819,7 +1819,7 @@ static int transaction_kthread(void *arg)
goto sleep;
}

- now = get_seconds();
+ now = ktime_get_real_seconds();
if (cur->state < TRANS_STATE_BLOCKED &&
!test_bit(BTRFS_FS_NEED_ASYNC_COMMIT, &fs_info->flags) &&
(now < cur->start_time ||
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index ff5f6c7..56c8bab 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -241,7 +241,7 @@ static noinline int join_transaction(struct btrfs_fs_info *fs_info,
refcount_set(&cur_trans->use_count, 2);
atomic_set(&cur_trans->pending_ordered, 0);
cur_trans->flags = 0;
- cur_trans->start_time = get_seconds();
+ cur_trans->start_time = ktime_get_real_seconds();

memset(&cur_trans->delayed_refs, 0, sizeof(cur_trans->delayed_refs));

diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 9443948..4cbb1b5 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -48,7 +48,7 @@ struct btrfs_transaction {
int aborted;
struct list_head list;
struct extent_io_tree dirty_pages;
- unsigned long start_time;
+ time64_t start_time;
wait_queue_head_t writer_wait;
wait_queue_head_t commit_wait;
wait_queue_head_t pending_wait;
--
2.7.4