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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-08 16:58:08 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-08 16:58:08 +0000 |
commit | 1121cef62750fbc3ec1b87f4fcf2cef0f05f23a9 (patch) | |
tree | ba8548f2df113c7da8a46563947536f455f9a1c0 /include/net/af_unix.h | |
parent | Adding debian version 6.1.76-1. (diff) | |
download | linux-1121cef62750fbc3ec1b87f4fcf2cef0f05f23a9.tar.xz linux-1121cef62750fbc3ec1b87f4fcf2cef0f05f23a9.zip |
Merging upstream version 6.1.82.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/net/af_unix.h')
-rw-r--r-- | include/net/af_unix.h | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/include/net/af_unix.h b/include/net/af_unix.h index 55ca217c6..0920b669b 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -45,12 +45,6 @@ struct scm_stat { #define UNIXCB(skb) (*(struct unix_skb_parms *)&((skb)->cb)) -#define unix_state_lock(s) spin_lock(&unix_sk(s)->lock) -#define unix_state_unlock(s) spin_unlock(&unix_sk(s)->lock) -#define unix_state_lock_nested(s) \ - spin_lock_nested(&unix_sk(s)->lock, \ - SINGLE_DEPTH_NESTING) - /* The AF_UNIX socket */ struct unix_sock { /* WARNING: sk has to be the first member */ @@ -79,6 +73,20 @@ static inline struct unix_sock *unix_sk(const struct sock *sk) } #define unix_peer(sk) (unix_sk(sk)->peer) +#define unix_state_lock(s) spin_lock(&unix_sk(s)->lock) +#define unix_state_unlock(s) spin_unlock(&unix_sk(s)->lock) +enum unix_socket_lock_class { + U_LOCK_NORMAL, + U_LOCK_SECOND, /* for double locking, see unix_state_double_lock(). */ + U_LOCK_DIAG, /* used while dumping icons, see sk_diag_dump_icons(). */ +}; + +static inline void unix_state_lock_nested(struct sock *sk, + enum unix_socket_lock_class subclass) +{ + spin_lock_nested(&unix_sk(sk)->lock, subclass); +} + #define peer_wait peer_wq.wait long unix_inq_len(struct sock *sk); |