diff mbox series

[4/5] ceph: use timespec64 for r_mtime

Message ID 20180620155101.57685-4-arnd@arndb.de
State Superseded
Headers show
Series [1/5] ceph: use timespec64 in for keepalive | expand

Commit Message

Arnd Bergmann June 20, 2018, 3:50 p.m. UTC
The request mtime field is used all over ceph, and is currently
represented as a 'timespec' structure in Linux. This changes it to
timespec64 to allow times beyond 2038, modifying all users at the
same time.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>

---
 drivers/block/rbd.c             |  2 +-
 fs/ceph/addr.c                  | 12 ++++++------
 fs/ceph/file.c                  | 11 +++++------
 include/linux/ceph/osd_client.h |  6 +++---
 net/ceph/osd_client.c           |  8 ++++----
 5 files changed, 19 insertions(+), 20 deletions(-)

-- 
2.9.0

Comments

Yan, Zheng June 21, 2018, 12:41 p.m. UTC | #1
On Wed, Jun 20, 2018 at 11:55 PM Arnd Bergmann <arnd@arndb.de> wrote:
>

> The request mtime field is used all over ceph, and is currently

> represented as a 'timespec' structure in Linux. This changes it to

> timespec64 to allow times beyond 2038, modifying all users at the

> same time.

>

> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

> ---

>  drivers/block/rbd.c             |  2 +-

>  fs/ceph/addr.c                  | 12 ++++++------

>  fs/ceph/file.c                  | 11 +++++------

>  include/linux/ceph/osd_client.h |  6 +++---

>  net/ceph/osd_client.c           |  8 ++++----

>  5 files changed, 19 insertions(+), 20 deletions(-)

>

> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c

> index fa0729c1e776..356936333cd9 100644

> --- a/drivers/block/rbd.c

> +++ b/drivers/block/rbd.c

> @@ -1452,7 +1452,7 @@ static void rbd_osd_req_format_write(struct rbd_obj_request *obj_request)

>         struct ceph_osd_request *osd_req = obj_request->osd_req;

>

>         osd_req->r_flags = CEPH_OSD_FLAG_WRITE;

> -       ktime_get_real_ts(&osd_req->r_mtime);

> +       ktime_get_real_ts64(&osd_req->r_mtime);

>         osd_req->r_data_offset = obj_request->ex.oe_off;

>  }

>

> diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c

> index 292b3d72d725..d44d51e69e76 100644

> --- a/fs/ceph/addr.c

> +++ b/fs/ceph/addr.c

> @@ -574,7 +574,7 @@ static u64 get_writepages_data_length(struct inode *inode,

>   */

>  static int writepage_nounlock(struct page *page, struct writeback_control *wbc)

>  {

> -       struct timespec ts;

> +       struct timespec64 ts;

>         struct inode *inode;

>         struct ceph_inode_info *ci;

>         struct ceph_fs_client *fsc;

> @@ -625,7 +625,7 @@ static int writepage_nounlock(struct page *page, struct writeback_control *wbc)

>                 set_bdi_congested(inode_to_bdi(inode), BLK_RW_ASYNC);

>

>         set_page_writeback(page);

> -       ts = timespec64_to_timespec(inode->i_mtime);

> +       ts = inode->i_mtime;

>         err = ceph_osdc_writepages(&fsc->client->osdc, ceph_vino(inode),

>                                    &ci->i_layout, snapc, page_off, len,

>                                    ceph_wbc.truncate_seq,

> @@ -1134,7 +1134,7 @@ static int ceph_writepages_start(struct address_space *mapping,

>                         pages = NULL;

>                 }

>

> -               req->r_mtime = timespec64_to_timespec(inode->i_mtime);

> +               req->r_mtime = inode->i_mtime;

>                 rc = ceph_osdc_start_request(&fsc->client->osdc, req, true);

>                 BUG_ON(rc);

>                 req = NULL;

> @@ -1734,7 +1734,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page)

>                 goto out;

>         }

>

> -       req->r_mtime = timespec64_to_timespec(inode->i_mtime);

> +       req->r_mtime = inode->i_mtime;

>         err = ceph_osdc_start_request(&fsc->client->osdc, req, false);

>         if (!err)

>                 err = ceph_osdc_wait_request(&fsc->client->osdc, req);

> @@ -1776,7 +1776,7 @@ int ceph_uninline_data(struct file *filp, struct page *locked_page)

>                         goto out_put;

>         }

>

> -       req->r_mtime = timespec64_to_timespec(inode->i_mtime);

> +       req->r_mtime = inode->i_mtime;

>         err = ceph_osdc_start_request(&fsc->client->osdc, req, false);

>         if (!err)

>                 err = ceph_osdc_wait_request(&fsc->client->osdc, req);

> @@ -1937,7 +1937,7 @@ static int __ceph_pool_perm_get(struct ceph_inode_info *ci,

>                                      0, false, true);

>         err = ceph_osdc_start_request(&fsc->client->osdc, rd_req, false);

>

> -       wr_req->r_mtime = timespec64_to_timespec(ci->vfs_inode.i_mtime);

> +       wr_req->r_mtime = ci->vfs_inode.i_mtime;

>         err2 = ceph_osdc_start_request(&fsc->client->osdc, wr_req, false);

>

>         if (!err)

> diff --git a/fs/ceph/file.c b/fs/ceph/file.c

> index ad0bed99b1d5..1795a8dc9a1e 100644

> --- a/fs/ceph/file.c

> +++ b/fs/ceph/file.c

> @@ -721,7 +721,7 @@ struct ceph_aio_request {

>         struct list_head osd_reqs;

>         unsigned num_reqs;

>         atomic_t pending_reqs;

> -       struct timespec mtime;

> +       struct timespec64 mtime;

>         struct ceph_cap_flush *prealloc_cf;

>  };

>

> @@ -923,7 +923,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,

>         int num_pages = 0;

>         int flags;

>         int ret;

> -       struct timespec mtime = timespec64_to_timespec(current_time(inode));

> +       struct timespec64 mtime = current_time(inode);

>         size_t count = iov_iter_count(iter);

>         loff_t pos = iocb->ki_pos;

>         bool write = iov_iter_rw(iter) == WRITE;

> @@ -1013,7 +1013,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,

>                         truncate_inode_pages_range(inode->i_mapping, pos,

>                                         (pos+len) | (PAGE_SIZE - 1));

>

> -                       req->r_mtime = mtime;

> +                       req->r_mtime = current_time(inode);

this change is not needed


>                 }

>

>                 osd_req_op_extent_osd_data_bvecs(req, 0, bvecs, num_pages, len);

> @@ -1131,7 +1131,6 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,

>         int flags;

>         int ret;

>         bool check_caps = false;

> -       struct timespec mtime = timespec64_to_timespec(current_time(inode));

>         size_t count = iov_iter_count(from);

>

>         if (ceph_snap(file_inode(file)) != CEPH_NOSNAP)

> @@ -1201,7 +1200,7 @@ ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,

>                 osd_req_op_extent_osd_data_pages(req, 0, pages, len, 0,

>                                                 false, true);

>

> -               req->r_mtime = mtime;

> +               req->r_mtime = current_time(inode);


here too

>                 ret = ceph_osdc_start_request(&fsc->client->osdc, req, false);

>                 if (!ret)

>                         ret = ceph_osdc_wait_request(&fsc->client->osdc, req);

> @@ -1663,7 +1662,7 @@ static int ceph_zero_partial_object(struct inode *inode,

>                 goto out;

>         }

>

> -       req->r_mtime = timespec64_to_timespec(inode->i_mtime);

> +       req->r_mtime = inode->i_mtime;

>         ret = ceph_osdc_start_request(&fsc->client->osdc, req, false);

>         if (!ret) {

>                 ret = ceph_osdc_wait_request(&fsc->client->osdc, req);

> diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h

> index 0d6ee04b4c41..2e6611c1e9a0 100644

> --- a/include/linux/ceph/osd_client.h

> +++ b/include/linux/ceph/osd_client.h

> @@ -199,7 +199,7 @@ struct ceph_osd_request {

>         /* set by submitter */

>         u64 r_snapid;                         /* for reads, CEPH_NOSNAP o/w */

>         struct ceph_snap_context *r_snapc;    /* for writes */

> -       struct timespec r_mtime;              /* ditto */

> +       struct timespec64 r_mtime;            /* ditto */

>         u64 r_data_offset;                    /* ditto */

>         bool r_linger;                        /* don't resend on failure */

>

> @@ -253,7 +253,7 @@ struct ceph_osd_linger_request {

>         struct ceph_osd_request_target t;

>         u32 map_dne_bound;

>

> -       struct timespec mtime;

> +       struct timespec64 mtime;

>

>         struct kref kref;

>         struct mutex lock;

> @@ -508,7 +508,7 @@ extern int ceph_osdc_writepages(struct ceph_osd_client *osdc,

>                                 struct ceph_snap_context *sc,

>                                 u64 off, u64 len,

>                                 u32 truncate_seq, u64 truncate_size,

> -                               struct timespec *mtime,

> +                               struct timespec64 *mtime,

>                                 struct page **pages, int nr_pages);

>

>  /* watch/notify */

> diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c

> index a00c74f1154e..a87a021ca9d0 100644

> --- a/net/ceph/osd_client.c

> +++ b/net/ceph/osd_client.c

> @@ -1978,7 +1978,7 @@ static void encode_request_partial(struct ceph_osd_request *req,

>         p += sizeof(struct ceph_blkin_trace_info);

>

>         ceph_encode_32(&p, 0); /* client_inc, always 0 */

> -       ceph_encode_timespec(p, &req->r_mtime);

> +       ceph_encode_timespec64(p, &req->r_mtime);

>         p += sizeof(struct ceph_timespec);

>

>         encode_oloc(&p, end, &req->r_t.target_oloc);

> @@ -4512,7 +4512,7 @@ ceph_osdc_watch(struct ceph_osd_client *osdc,

>         ceph_oid_copy(&lreq->t.base_oid, oid);

>         ceph_oloc_copy(&lreq->t.base_oloc, oloc);

>         lreq->t.flags = CEPH_OSD_FLAG_WRITE;

> -       ktime_get_real_ts(&lreq->mtime);

> +       ktime_get_real_ts64(&lreq->mtime);

>

>         lreq->reg_req = alloc_linger_request(lreq);

>         if (!lreq->reg_req) {

> @@ -4570,7 +4570,7 @@ int ceph_osdc_unwatch(struct ceph_osd_client *osdc,

>         ceph_oid_copy(&req->r_base_oid, &lreq->t.base_oid);

>         ceph_oloc_copy(&req->r_base_oloc, &lreq->t.base_oloc);

>         req->r_flags = CEPH_OSD_FLAG_WRITE;

> -       ktime_get_real_ts(&req->r_mtime);

> +       ktime_get_real_ts64(&req->r_mtime);

>         osd_req_op_watch_init(req, 0, lreq->linger_id,

>                               CEPH_OSD_WATCH_OP_UNWATCH);

>

> @@ -5136,7 +5136,7 @@ int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino,

>                          struct ceph_snap_context *snapc,

>                          u64 off, u64 len,

>                          u32 truncate_seq, u64 truncate_size,

> -                        struct timespec *mtime,

> +                        struct timespec64 *mtime,

>                          struct page **pages, int num_pages)

>  {

>         struct ceph_osd_request *req;

> --

> 2.9.0

>

> --

> To unsubscribe from this list: send the line "unsubscribe ceph-devel" in

> the body of a message to majordomo@vger.kernel.org

> More majordomo info at  http://vger.kernel.org/majordomo-info.html
Arnd Bergmann June 21, 2018, 2:57 p.m. UTC | #2
On Thu, Jun 21, 2018 at 2:41 PM, Yan, Zheng <ukernel@gmail.com> wrote:
> On Wed, Jun 20, 2018 at 11:55 PM Arnd Bergmann <arnd@arndb.de> wrote:


>> @@ -1013,7 +1013,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,

>>                         truncate_inode_pages_range(inode->i_mapping, pos,

>>                                         (pos+len) | (PAGE_SIZE - 1));

>>

>> -                       req->r_mtime = mtime;

>> +                       req->r_mtime = current_time(inode);

> this change is not needed


Good catch, no idea how those two changes ended up in here, I'll
resend without them.

Thanks,

      Arnd
diff mbox series

Patch

diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index fa0729c1e776..356936333cd9 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -1452,7 +1452,7 @@  static void rbd_osd_req_format_write(struct rbd_obj_request *obj_request)
 	struct ceph_osd_request *osd_req = obj_request->osd_req;
 
 	osd_req->r_flags = CEPH_OSD_FLAG_WRITE;
-	ktime_get_real_ts(&osd_req->r_mtime);
+	ktime_get_real_ts64(&osd_req->r_mtime);
 	osd_req->r_data_offset = obj_request->ex.oe_off;
 }
 
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 292b3d72d725..d44d51e69e76 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -574,7 +574,7 @@  static u64 get_writepages_data_length(struct inode *inode,
  */
 static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
 {
-	struct timespec ts;
+	struct timespec64 ts;
 	struct inode *inode;
 	struct ceph_inode_info *ci;
 	struct ceph_fs_client *fsc;
@@ -625,7 +625,7 @@  static int writepage_nounlock(struct page *page, struct writeback_control *wbc)
 		set_bdi_congested(inode_to_bdi(inode), BLK_RW_ASYNC);
 
 	set_page_writeback(page);
-	ts = timespec64_to_timespec(inode->i_mtime);
+	ts = inode->i_mtime;
 	err = ceph_osdc_writepages(&fsc->client->osdc, ceph_vino(inode),
 				   &ci->i_layout, snapc, page_off, len,
 				   ceph_wbc.truncate_seq,
@@ -1134,7 +1134,7 @@  static int ceph_writepages_start(struct address_space *mapping,
 			pages = NULL;
 		}
 
-		req->r_mtime = timespec64_to_timespec(inode->i_mtime);
+		req->r_mtime = inode->i_mtime;
 		rc = ceph_osdc_start_request(&fsc->client->osdc, req, true);
 		BUG_ON(rc);
 		req = NULL;
@@ -1734,7 +1734,7 @@  int ceph_uninline_data(struct file *filp, struct page *locked_page)
 		goto out;
 	}
 
-	req->r_mtime = timespec64_to_timespec(inode->i_mtime);
+	req->r_mtime = inode->i_mtime;
 	err = ceph_osdc_start_request(&fsc->client->osdc, req, false);
 	if (!err)
 		err = ceph_osdc_wait_request(&fsc->client->osdc, req);
@@ -1776,7 +1776,7 @@  int ceph_uninline_data(struct file *filp, struct page *locked_page)
 			goto out_put;
 	}
 
-	req->r_mtime = timespec64_to_timespec(inode->i_mtime);
+	req->r_mtime = inode->i_mtime;
 	err = ceph_osdc_start_request(&fsc->client->osdc, req, false);
 	if (!err)
 		err = ceph_osdc_wait_request(&fsc->client->osdc, req);
@@ -1937,7 +1937,7 @@  static int __ceph_pool_perm_get(struct ceph_inode_info *ci,
 				     0, false, true);
 	err = ceph_osdc_start_request(&fsc->client->osdc, rd_req, false);
 
-	wr_req->r_mtime = timespec64_to_timespec(ci->vfs_inode.i_mtime);
+	wr_req->r_mtime = ci->vfs_inode.i_mtime;
 	err2 = ceph_osdc_start_request(&fsc->client->osdc, wr_req, false);
 
 	if (!err)
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index ad0bed99b1d5..1795a8dc9a1e 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -721,7 +721,7 @@  struct ceph_aio_request {
 	struct list_head osd_reqs;
 	unsigned num_reqs;
 	atomic_t pending_reqs;
-	struct timespec mtime;
+	struct timespec64 mtime;
 	struct ceph_cap_flush *prealloc_cf;
 };
 
@@ -923,7 +923,7 @@  ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 	int num_pages = 0;
 	int flags;
 	int ret;
-	struct timespec mtime = timespec64_to_timespec(current_time(inode));
+	struct timespec64 mtime = current_time(inode);
 	size_t count = iov_iter_count(iter);
 	loff_t pos = iocb->ki_pos;
 	bool write = iov_iter_rw(iter) == WRITE;
@@ -1013,7 +1013,7 @@  ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 			truncate_inode_pages_range(inode->i_mapping, pos,
 					(pos+len) | (PAGE_SIZE - 1));
 
-			req->r_mtime = mtime;
+			req->r_mtime = current_time(inode);
 		}
 
 		osd_req_op_extent_osd_data_bvecs(req, 0, bvecs, num_pages, len);
@@ -1131,7 +1131,6 @@  ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,
 	int flags;
 	int ret;
 	bool check_caps = false;
-	struct timespec mtime = timespec64_to_timespec(current_time(inode));
 	size_t count = iov_iter_count(from);
 
 	if (ceph_snap(file_inode(file)) != CEPH_NOSNAP)
@@ -1201,7 +1200,7 @@  ceph_sync_write(struct kiocb *iocb, struct iov_iter *from, loff_t pos,
 		osd_req_op_extent_osd_data_pages(req, 0, pages, len, 0,
 						false, true);
 
-		req->r_mtime = mtime;
+		req->r_mtime = current_time(inode);
 		ret = ceph_osdc_start_request(&fsc->client->osdc, req, false);
 		if (!ret)
 			ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
@@ -1663,7 +1662,7 @@  static int ceph_zero_partial_object(struct inode *inode,
 		goto out;
 	}
 
-	req->r_mtime = timespec64_to_timespec(inode->i_mtime);
+	req->r_mtime = inode->i_mtime;
 	ret = ceph_osdc_start_request(&fsc->client->osdc, req, false);
 	if (!ret) {
 		ret = ceph_osdc_wait_request(&fsc->client->osdc, req);
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index 0d6ee04b4c41..2e6611c1e9a0 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -199,7 +199,7 @@  struct ceph_osd_request {
 	/* set by submitter */
 	u64 r_snapid;                         /* for reads, CEPH_NOSNAP o/w */
 	struct ceph_snap_context *r_snapc;    /* for writes */
-	struct timespec r_mtime;              /* ditto */
+	struct timespec64 r_mtime;            /* ditto */
 	u64 r_data_offset;                    /* ditto */
 	bool r_linger;                        /* don't resend on failure */
 
@@ -253,7 +253,7 @@  struct ceph_osd_linger_request {
 	struct ceph_osd_request_target t;
 	u32 map_dne_bound;
 
-	struct timespec mtime;
+	struct timespec64 mtime;
 
 	struct kref kref;
 	struct mutex lock;
@@ -508,7 +508,7 @@  extern int ceph_osdc_writepages(struct ceph_osd_client *osdc,
 				struct ceph_snap_context *sc,
 				u64 off, u64 len,
 				u32 truncate_seq, u64 truncate_size,
-				struct timespec *mtime,
+				struct timespec64 *mtime,
 				struct page **pages, int nr_pages);
 
 /* watch/notify */
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index a00c74f1154e..a87a021ca9d0 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1978,7 +1978,7 @@  static void encode_request_partial(struct ceph_osd_request *req,
 	p += sizeof(struct ceph_blkin_trace_info);
 
 	ceph_encode_32(&p, 0); /* client_inc, always 0 */
-	ceph_encode_timespec(p, &req->r_mtime);
+	ceph_encode_timespec64(p, &req->r_mtime);
 	p += sizeof(struct ceph_timespec);
 
 	encode_oloc(&p, end, &req->r_t.target_oloc);
@@ -4512,7 +4512,7 @@  ceph_osdc_watch(struct ceph_osd_client *osdc,
 	ceph_oid_copy(&lreq->t.base_oid, oid);
 	ceph_oloc_copy(&lreq->t.base_oloc, oloc);
 	lreq->t.flags = CEPH_OSD_FLAG_WRITE;
-	ktime_get_real_ts(&lreq->mtime);
+	ktime_get_real_ts64(&lreq->mtime);
 
 	lreq->reg_req = alloc_linger_request(lreq);
 	if (!lreq->reg_req) {
@@ -4570,7 +4570,7 @@  int ceph_osdc_unwatch(struct ceph_osd_client *osdc,
 	ceph_oid_copy(&req->r_base_oid, &lreq->t.base_oid);
 	ceph_oloc_copy(&req->r_base_oloc, &lreq->t.base_oloc);
 	req->r_flags = CEPH_OSD_FLAG_WRITE;
-	ktime_get_real_ts(&req->r_mtime);
+	ktime_get_real_ts64(&req->r_mtime);
 	osd_req_op_watch_init(req, 0, lreq->linger_id,
 			      CEPH_OSD_WATCH_OP_UNWATCH);
 
@@ -5136,7 +5136,7 @@  int ceph_osdc_writepages(struct ceph_osd_client *osdc, struct ceph_vino vino,
 			 struct ceph_snap_context *snapc,
 			 u64 off, u64 len,
 			 u32 truncate_seq, u64 truncate_size,
-			 struct timespec *mtime,
+			 struct timespec64 *mtime,
 			 struct page **pages, int num_pages)
 {
 	struct ceph_osd_request *req;