diff mbox series

[v4,2/3] libceph: rename read_sparse_msg_XX to read_partial_sparse_msg_XX

Message ID 20240118105047.792879-3-xiubli@redhat.com (mailing list archive)
State New, archived
Headers show
Series libceph: fix sparse-read failure bug | expand

Commit Message

Xiubo Li Jan. 18, 2024, 10:50 a.m. UTC
From: Xiubo Li <xiubli@redhat.com>

Actually the read_sparse_msg_XX functions allow to continue reading
and parsing the socket buffer when handling of short receives.

Just rename it with _partial_ prefixed.

URL: https://tracker.ceph.com/issues/63586
Signed-off-by: Xiubo Li <xiubli@redhat.com>
---
 net/ceph/messenger_v1.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Comments

Jeff Layton Jan. 18, 2024, 2:04 p.m. UTC | #1
On Thu, 2024-01-18 at 18:50 +0800, xiubli@redhat.com wrote:
> From: Xiubo Li <xiubli@redhat.com>
> 
> Actually the read_sparse_msg_XX functions allow to continue reading
> and parsing the socket buffer when handling of short receives.
> 
> Just rename it with _partial_ prefixed.
> 
> URL: https://tracker.ceph.com/issues/63586
> Signed-off-by: Xiubo Li <xiubli@redhat.com>
> ---
>  net/ceph/messenger_v1.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/net/ceph/messenger_v1.c b/net/ceph/messenger_v1.c
> index f9a50d7f0d20..4cb60bacf5f5 100644
> --- a/net/ceph/messenger_v1.c
> +++ b/net/ceph/messenger_v1.c
> @@ -991,7 +991,7 @@ static inline int read_partial_message_section(struct ceph_connection *con,
>  	return read_partial_message_chunk(con, section, sec_len, crc);
>  }
>  
> -static int read_sparse_msg_extent(struct ceph_connection *con, u32 *crc)
> +static int read_partial_sparse_msg_extent(struct ceph_connection *con, u32 *crc)
>  {
>  	struct ceph_msg_data_cursor *cursor = &con->in_msg->cursor;
>  	bool do_bounce = ceph_test_opt(from_msgr(con->msgr), RXBOUNCE);
> @@ -1026,7 +1026,7 @@ static int read_sparse_msg_extent(struct ceph_connection *con, u32 *crc)
>  	return 1;
>  }
>  
> -static int read_sparse_msg_data(struct ceph_connection *con)
> +static int read_partial_sparse_msg_data(struct ceph_connection *con)
>  {
>  	struct ceph_msg_data_cursor *cursor = &con->in_msg->cursor;
>  	bool do_datacrc = !ceph_test_opt(from_msgr(con->msgr), NOCRC);
> @@ -1043,7 +1043,7 @@ static int read_sparse_msg_data(struct ceph_connection *con)
>  							 con->v1.in_sr_len,
>  							 &crc);
>  		else if (cursor->sr_resid > 0)
> -			ret = read_sparse_msg_extent(con, &crc);
> +			ret = read_partial_sparse_msg_extent(con, &crc);
>  
>  		if (ret <= 0) {
>  			if (do_datacrc)
> @@ -1254,7 +1254,7 @@ static int read_partial_message(struct ceph_connection *con)
>  			return -EIO;
>  
>  		if (m->sparse_read)
> -			ret = read_sparse_msg_data(con);
> +			ret = read_partial_sparse_msg_data(con);
>  		else if (ceph_test_opt(from_msgr(con->msgr), RXBOUNCE))
>  			ret = read_partial_msg_data_bounce(con);
>  		else

Meh. I'm not sure this makes things any more clear, but OK:

Acked-by: Jeff Layton <jlayton@kernel.org>
diff mbox series

Patch

diff --git a/net/ceph/messenger_v1.c b/net/ceph/messenger_v1.c
index f9a50d7f0d20..4cb60bacf5f5 100644
--- a/net/ceph/messenger_v1.c
+++ b/net/ceph/messenger_v1.c
@@ -991,7 +991,7 @@  static inline int read_partial_message_section(struct ceph_connection *con,
 	return read_partial_message_chunk(con, section, sec_len, crc);
 }
 
-static int read_sparse_msg_extent(struct ceph_connection *con, u32 *crc)
+static int read_partial_sparse_msg_extent(struct ceph_connection *con, u32 *crc)
 {
 	struct ceph_msg_data_cursor *cursor = &con->in_msg->cursor;
 	bool do_bounce = ceph_test_opt(from_msgr(con->msgr), RXBOUNCE);
@@ -1026,7 +1026,7 @@  static int read_sparse_msg_extent(struct ceph_connection *con, u32 *crc)
 	return 1;
 }
 
-static int read_sparse_msg_data(struct ceph_connection *con)
+static int read_partial_sparse_msg_data(struct ceph_connection *con)
 {
 	struct ceph_msg_data_cursor *cursor = &con->in_msg->cursor;
 	bool do_datacrc = !ceph_test_opt(from_msgr(con->msgr), NOCRC);
@@ -1043,7 +1043,7 @@  static int read_sparse_msg_data(struct ceph_connection *con)
 							 con->v1.in_sr_len,
 							 &crc);
 		else if (cursor->sr_resid > 0)
-			ret = read_sparse_msg_extent(con, &crc);
+			ret = read_partial_sparse_msg_extent(con, &crc);
 
 		if (ret <= 0) {
 			if (do_datacrc)
@@ -1254,7 +1254,7 @@  static int read_partial_message(struct ceph_connection *con)
 			return -EIO;
 
 		if (m->sparse_read)
-			ret = read_sparse_msg_data(con);
+			ret = read_partial_sparse_msg_data(con);
 		else if (ceph_test_opt(from_msgr(con->msgr), RXBOUNCE))
 			ret = read_partial_msg_data_bounce(con);
 		else