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e833eb2516
MPLS (re)uses RTNL to protect net->mpls.platform_label, but the lock does not need to be RTNL at all. Let's protect net->mpls.platform_label with a dedicated per-netns mutex. Signed-off-by: Kuniyuki Iwashima <kuniyu@google.com> Reviewed-by: Guillaume Nault <gnault@redhat.com> Link: https://patch.msgid.link/20251029173344.2934622-13-kuniyu@google.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
25 lines
427 B
C
25 lines
427 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* mpls in net namespaces
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*/
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#ifndef __NETNS_MPLS_H__
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#define __NETNS_MPLS_H__
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#include <linux/types.h>
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struct mpls_route;
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struct ctl_table_header;
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struct netns_mpls {
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int ip_ttl_propagate;
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int default_ttl;
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size_t platform_labels;
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struct mpls_route __rcu * __rcu *platform_label;
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struct mutex platform_mutex;
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struct ctl_table_header *ctl;
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};
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#endif /* __NETNS_MPLS_H__ */
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