netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jakub Kicinski <kuba@kernel.org>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com,
	jacob.e.keller@intel.com, jiri@resnulli.us,
	Jakub Kicinski <kuba@kernel.org>
Subject: [PATCH net-next 11/14] devlink: restart dump based on devlink instance ids (function)
Date: Tue,  3 Jan 2023 20:16:33 -0800	[thread overview]
Message-ID: <20230104041636.226398-12-kuba@kernel.org> (raw)
In-Reply-To: <20230104041636.226398-1-kuba@kernel.org>

Use xarray id for cases of sub-objects which are iterated in
a function.

Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 net/devlink/leftover.c | 41 +++++++++++++++++++++--------------------
 1 file changed, 21 insertions(+), 20 deletions(-)

diff --git a/net/devlink/leftover.c b/net/devlink/leftover.c
index 028a763feb50..d01089b65ddc 100644
--- a/net/devlink/leftover.c
+++ b/net/devlink/leftover.c
@@ -2547,12 +2547,12 @@ static int devlink_nl_cmd_sb_pool_get_dumpit(struct sk_buff *msg,
 {
 	struct devlink_nl_dump_state *dump = devl_dump_state(cb);
 	struct devlink *devlink;
-	struct devlink_sb *devlink_sb;
-	unsigned long index;
-	int idx = 0;
 	int err = 0;
 
-	devlinks_xa_for_each_registered_get(sock_net(msg->sk), index, devlink) {
+	devlink_dump_for_each_instance_get(msg, dump, devlink) {
+		struct devlink_sb *devlink_sb;
+		int idx = 0;
+
 		if (!devlink->ops->sb_pool_get)
 			goto retry;
 
@@ -2567,6 +2567,7 @@ static int devlink_nl_cmd_sb_pool_get_dumpit(struct sk_buff *msg,
 			} else if (err) {
 				devl_unlock(devlink);
 				devlink_put(devlink);
+				dump->idx = idx;
 				goto out;
 			}
 		}
@@ -2578,7 +2579,6 @@ static int devlink_nl_cmd_sb_pool_get_dumpit(struct sk_buff *msg,
 	if (err != -EMSGSIZE)
 		return err;
 
-	dump->idx = idx;
 	return msg->len;
 }
 
@@ -2762,12 +2762,12 @@ static int devlink_nl_cmd_sb_port_pool_get_dumpit(struct sk_buff *msg,
 {
 	struct devlink_nl_dump_state *dump = devl_dump_state(cb);
 	struct devlink *devlink;
-	struct devlink_sb *devlink_sb;
-	unsigned long index;
-	int idx = 0;
 	int err = 0;
 
-	devlinks_xa_for_each_registered_get(sock_net(msg->sk), index, devlink) {
+	devlink_dump_for_each_instance_get(msg, dump, devlink) {
+		struct devlink_sb *devlink_sb;
+		int idx = 0;
+
 		if (!devlink->ops->sb_port_pool_get)
 			goto retry;
 
@@ -2782,6 +2782,7 @@ static int devlink_nl_cmd_sb_port_pool_get_dumpit(struct sk_buff *msg,
 			} else if (err) {
 				devl_unlock(devlink);
 				devlink_put(devlink);
+				dump->idx = idx;
 				goto out;
 			}
 		}
@@ -2793,7 +2794,6 @@ static int devlink_nl_cmd_sb_port_pool_get_dumpit(struct sk_buff *msg,
 	if (err != -EMSGSIZE)
 		return err;
 
-	dump->idx = idx;
 	return msg->len;
 }
 
@@ -3005,12 +3005,12 @@ devlink_nl_cmd_sb_tc_pool_bind_get_dumpit(struct sk_buff *msg,
 {
 	struct devlink_nl_dump_state *dump = devl_dump_state(cb);
 	struct devlink *devlink;
-	struct devlink_sb *devlink_sb;
-	unsigned long index;
-	int idx = 0;
 	int err = 0;
 
-	devlinks_xa_for_each_registered_get(sock_net(msg->sk), index, devlink) {
+	devlink_dump_for_each_instance_get(msg, dump, devlink) {
+		struct devlink_sb *devlink_sb;
+		int idx = 0;
+
 		if (!devlink->ops->sb_tc_pool_bind_get)
 			goto retry;
 
@@ -3025,6 +3025,7 @@ devlink_nl_cmd_sb_tc_pool_bind_get_dumpit(struct sk_buff *msg,
 			} else if (err) {
 				devl_unlock(devlink);
 				devlink_put(devlink);
+				dump->idx = idx;
 				goto out;
 			}
 		}
@@ -3036,7 +3037,6 @@ devlink_nl_cmd_sb_tc_pool_bind_get_dumpit(struct sk_buff *msg,
 	if (err != -EMSGSIZE)
 		return err;
 
-	dump->idx = idx;
 	return msg->len;
 }
 
@@ -6085,19 +6085,20 @@ static int devlink_nl_cmd_region_get_dumpit(struct sk_buff *msg,
 {
 	struct devlink_nl_dump_state *dump = devl_dump_state(cb);
 	struct devlink *devlink;
-	unsigned long index;
-	int idx = 0;
 	int err = 0;
 
-	devlinks_xa_for_each_registered_get(sock_net(msg->sk), index, devlink) {
+	devlink_dump_for_each_instance_get(msg, dump, devlink) {
+		int idx = 0;
+
 		err = devlink_nl_cmd_region_get_devlink_dumpit(msg, cb, devlink,
 							       &idx, dump->idx);
 		devlink_put(devlink);
-		if (err)
+		if (err) {
+			dump->idx = idx;
 			goto out;
+		}
 	}
 out:
-	dump->idx = idx;
 	return msg->len;
 }
 
-- 
2.38.1


  parent reply	other threads:[~2023-01-04  4:17 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-04  4:16 [PATCH net-next 00/14] devlink: code split and structured instance walk Jakub Kicinski
2023-01-04  4:16 ` [PATCH net-next 01/14] devlink: move code to a dedicated directory Jakub Kicinski
2023-01-04  4:16 ` [PATCH net-next 02/14] devlink: split out core code Jakub Kicinski
2023-01-04  9:50   ` Jiri Pirko
2023-01-05  2:10     ` Jakub Kicinski
2023-01-06 23:55       ` Jacob Keller
2023-01-04  4:16 ` [PATCH net-next 03/14] devlink: split out netlink code Jakub Kicinski
2023-01-05  9:03   ` Jiri Pirko
2023-01-05 18:20     ` Jakub Kicinski
2023-01-06  8:47       ` Jiri Pirko
2023-01-04  4:16 ` [PATCH net-next 04/14] netlink: add macro for checking dump ctx size Jakub Kicinski
2023-01-04  9:51   ` Jiri Pirko
2023-01-04  4:16 ` [PATCH net-next 05/14] devlink: use an explicit structure for dump context Jakub Kicinski
2023-01-04 10:04   ` Jiri Pirko
2023-01-05  2:22     ` Jakub Kicinski
2023-01-04  4:16 ` [PATCH net-next 06/14] devlink: remove start variables from dumps Jakub Kicinski
2023-01-04  4:16 ` [PATCH net-next 07/14] devlink: drop the filter argument from devlinks_xa_find_get Jakub Kicinski
2023-01-04 10:05   ` Jiri Pirko
2023-01-04  4:16 ` [PATCH net-next 08/14] devlink: health: combine loops in dump Jakub Kicinski
2023-01-04 10:06   ` Jiri Pirko
2023-01-04  4:16 ` [PATCH net-next 09/14] devlink: restart dump based on devlink instance ids (simple) Jakub Kicinski
2023-01-04 14:18   ` Jiri Pirko
2023-01-05  3:21     ` Jakub Kicinski
2023-01-04  4:16 ` [PATCH net-next 10/14] devlink: restart dump based on devlink instance ids (nested) Jakub Kicinski
2023-01-04 15:47   ` Jiri Pirko
2023-01-04  4:16 ` Jakub Kicinski [this message]
2023-01-04 15:51   ` [PATCH net-next 11/14] devlink: restart dump based on devlink instance ids (function) Jiri Pirko
2023-01-04  4:16 ` [PATCH net-next 12/14] devlink: uniformly take the devlink instance lock in the dump loop Jakub Kicinski
2023-01-04 15:52   ` Jiri Pirko
2023-01-04  4:16 ` [PATCH net-next 13/14] devlink: add by-instance dump infra Jakub Kicinski
2023-01-04 16:50   ` Jiri Pirko
2023-01-05  3:46     ` Jakub Kicinski
2023-01-05  9:02       ` Jiri Pirko
2023-01-05 18:24         ` Jakub Kicinski
2023-01-06  8:56           ` Jiri Pirko
2023-01-06 21:12             ` Jakub Kicinski
2023-01-07  9:23               ` Jiri Pirko
2023-01-09 19:49                 ` Jakub Kicinski
2023-01-10 14:31                   ` Jiri Pirko
2023-01-12  0:13                     ` Jacob Keller
2023-01-06 11:25       ` Jiri Pirko
2023-01-04  4:16 ` [PATCH net-next 14/14] devlink: convert remaining dumps to the by-instance scheme Jakub Kicinski

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20230104041636.226398-12-kuba@kernel.org \
    --to=kuba@kernel.org \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=jacob.e.keller@intel.com \
    --cc=jiri@resnulli.us \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).