mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2026-08-09 06:14:34 +02:00
Wei WangandJakub Kicinski
0ddb69e240
Add a new netdev event for dev unregister and handle the removal of this dev from psp->assoc_dev_list, upon the first dev-assoc operation. Signed-off-by: Wei Wang <weibunny@fb.com> Reviewed-by: Daniel Zahka <daniel.zahka@gmail.com> Link: https://patch.msgid.link/20260608233118.2694144-4-weibunny.kernel@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef __PSP_PSP_H
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#define __PSP_PSP_H
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#include <linux/list.h>
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#include <linux/lockdep.h>
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#include <linux/mutex.h>
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#include <net/netns/generic.h>
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#include <net/psp.h>
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#include <net/sock.h>
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extern struct xarray psp_devs;
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extern struct mutex psp_devs_lock;
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void psp_dev_free(struct psp_dev *psd);
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int psp_dev_check_access(struct psp_dev *psd, struct net *net, bool admin);
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bool psp_has_assoc_dev_in_ns(struct psp_dev *psd, struct net *net);
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int psp_attach_netdev_notifier(void);
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void psp_nl_notify_dev(struct psp_dev *psd, u32 cmd);
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struct psp_assoc *psp_assoc_create(struct psp_dev *psd);
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struct psp_dev *psp_dev_get_for_sock(struct sock *sk);
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void psp_dev_tx_key_del(struct psp_dev *psd, struct psp_assoc *pas);
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int psp_sock_assoc_set_rx(struct sock *sk, struct psp_assoc *pas,
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struct psp_key_parsed *key,
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struct netlink_ext_ack *extack);
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int psp_sock_assoc_set_tx(struct sock *sk, struct psp_dev *psd,
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u32 version, struct psp_key_parsed *key,
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struct netlink_ext_ack *extack);
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void psp_assocs_key_rotated(struct psp_dev *psd);
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static inline void psp_dev_get(struct psp_dev *psd)
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{
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refcount_inc(&psd->refcnt);
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}
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static inline bool psp_dev_tryget(struct psp_dev *psd)
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{
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return refcount_inc_not_zero(&psd->refcnt);
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}
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static inline void psp_dev_put(struct psp_dev *psd)
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{
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if (refcount_dec_and_test(&psd->refcnt))
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psp_dev_free(psd);
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}
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static inline bool psp_dev_is_registered(struct psp_dev *psd)
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{
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lockdep_assert_held(&psd->lock);
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return !!psd->ops;
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}
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#endif /* __PSP_PSP_H */
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