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From: Jakub Kicinski <kuba@kernel.org>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com,
	jiri@resnulli.us, jacob.e.keller@intel.com, leon@kernel.org,
	Jakub Kicinski <kuba@kernel.org>
Subject: [RFC net-next 08/15] devlink: drop the filter argument from devlinks_xa_find_get
Date: Wed, 14 Dec 2022 18:01:48 -0800	[thread overview]
Message-ID: <20221215020155.1619839-9-kuba@kernel.org> (raw)
In-Reply-To: <20221215020155.1619839-1-kuba@kernel.org>

Looks like devlinks_xa_find_get() was intended to get the mark
from the @filter argument. It doesn't actually use @filter, passing
DEVLINK_REGISTERED to xa_find_fn() directly. Walking marks other
than registered is unlikely so drop @filter argument completely.

Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 net/devlink/core.c          | 12 +++++-------
 net/devlink/devl_internal.h | 15 +++++----------
 2 files changed, 10 insertions(+), 17 deletions(-)

diff --git a/net/devlink/core.c b/net/devlink/core.c
index c084eafa17fb..3a99bf84632e 100644
--- a/net/devlink/core.c
+++ b/net/devlink/core.c
@@ -92,7 +92,7 @@ void devlink_put(struct devlink *devlink)
 }
 
 static struct devlink *
-devlinks_xa_find_get(struct net *net, unsigned long *indexp, xa_mark_t filter,
+devlinks_xa_find_get(struct net *net, unsigned long *indexp,
 		     void * (*xa_find_fn)(struct xarray *, unsigned long *,
 					  unsigned long, xa_mark_t))
 {
@@ -125,17 +125,15 @@ devlinks_xa_find_get(struct net *net, unsigned long *indexp, xa_mark_t filter,
 }
 
 struct devlink *
-devlinks_xa_find_get_first(struct net *net, unsigned long *indexp,
-			   xa_mark_t filter)
+devlinks_xa_find_get_first(struct net *net, unsigned long *indexp)
 {
-	return devlinks_xa_find_get(net, indexp, filter, xa_find);
+	return devlinks_xa_find_get(net, indexp, xa_find);
 }
 
 struct devlink *
-devlinks_xa_find_get_next(struct net *net, unsigned long *indexp,
-			  xa_mark_t filter)
+devlinks_xa_find_get_next(struct net *net, unsigned long *indexp)
 {
-	return devlinks_xa_find_get(net, indexp, filter, xa_find_after);
+	return devlinks_xa_find_get(net, indexp, xa_find_after);
 }
 
 /**
diff --git a/net/devlink/devl_internal.h b/net/devlink/devl_internal.h
index 91059311f18d..ee98f3bdcd33 100644
--- a/net/devlink/devl_internal.h
+++ b/net/devlink/devl_internal.h
@@ -81,20 +81,15 @@ extern struct genl_family devlink_nl_family;
  * devlink_put() needs to be called for each iterated devlink pointer
  * in loop body in order to release the reference.
  */
-#define devlinks_xa_for_each_get(net, index, devlink, filter)		\
-	for (index = 0,							\
-	     devlink = devlinks_xa_find_get_first(net, &index, filter);	\
-	     devlink; devlink = devlinks_xa_find_get_next(net, &index, filter))
-
 #define devlinks_xa_for_each_registered_get(net, index, devlink)	\
-	devlinks_xa_for_each_get(net, index, devlink, DEVLINK_REGISTERED)
+	for (index = 0,							\
+	     devlink = devlinks_xa_find_get_first(net, &index);	\
+	     devlink; devlink = devlinks_xa_find_get_next(net, &index))
 
 struct devlink *
-devlinks_xa_find_get_first(struct net *net, unsigned long *indexp,
-			   xa_mark_t filter);
+devlinks_xa_find_get_first(struct net *net, unsigned long *indexp);
 struct devlink *
-devlinks_xa_find_get_next(struct net *net, unsigned long *indexp,
-			  xa_mark_t filter);
+devlinks_xa_find_get_next(struct net *net, unsigned long *indexp);
 
 /* Netlink */
 #define DEVLINK_NL_FLAG_NEED_PORT		BIT(0)
-- 
2.38.1


  parent reply	other threads:[~2022-12-15  2:02 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-15  2:01 [RFC net-next 00/15] devlink: code split and structured instance walk Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 01/15] devlink: move code to a dedicated directory Jakub Kicinski
2022-12-15  9:51   ` Jiri Pirko
2022-12-15 18:44     ` Jacob Keller
2022-12-15 19:13       ` Jakub Kicinski
2022-12-15 19:09     ` Jakub Kicinski
2022-12-15 19:29       ` Jacob Keller
2022-12-15 19:48         ` Jakub Kicinski
2022-12-16  9:09           ` Jiri Pirko
2022-12-16  9:10       ` Jiri Pirko
2022-12-16 18:32         ` Jakub Kicinski
2022-12-16 23:26           ` Jacob Keller
2022-12-15  2:01 ` [RFC net-next 02/15] devlink: split out core code Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 03/15] devlink: split out netlink code Jakub Kicinski
2022-12-15 18:45   ` Jacob Keller
2022-12-15 19:14     ` Jakub Kicinski
2022-12-15 19:35       ` Jacob Keller
2022-12-15  2:01 ` [RFC net-next 04/15] devlink: protect devlink dump by the instance lock Jakub Kicinski
2022-12-15  8:42   ` Jiri Pirko
2022-12-15 19:17     ` Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 05/15] netlink: add macro for checking dump ctx size Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 06/15] devlink: use an explicit structure for dump context Jakub Kicinski
2022-12-15  9:52   ` Jiri Pirko
2022-12-15 18:50   ` Jacob Keller
2022-12-15 19:18     ` Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 07/15] devlink: remove start variables from dumps Jakub Kicinski
2022-12-15  2:01 ` Jakub Kicinski [this message]
2022-12-15 18:52   ` [RFC net-next 08/15] devlink: drop the filter argument from devlinks_xa_find_get Jacob Keller
2022-12-15  2:01 ` [RFC net-next 09/15] devlink: health: combine loops in dump Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 10/15] devlink: restart dump based on devlink instance ids (simple) Jakub Kicinski
2022-12-15 18:59   ` Jacob Keller
2022-12-15  2:01 ` [RFC net-next 11/15] devlink: restart dump based on devlink instance ids (nested) Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 12/15] devlink: restart dump based on devlink instance ids (function) Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 13/15] devlink: uniformly take the devlink instance lock in the dump loop Jakub Kicinski
2022-12-15  2:01 ` [RFC net-next 14/15] devlink: add by-instance dump infra Jakub Kicinski
2022-12-15  9:11   ` Jiri Pirko
2022-12-15 19:24     ` Jacob Keller
2022-12-15 19:47     ` Jakub Kicinski
2022-12-16  9:23       ` Jiri Pirko
2022-12-15 19:03   ` Jacob Keller
2022-12-15  2:01 ` [RFC net-next 15/15] devlink: convert remaining dumps to the by-instance scheme Jakub Kicinski
2022-12-15 19:39 ` [RFC net-next 00/15] devlink: code split and structured instance walk Jacob Keller

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