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smb: smbdirect: introduce smbdirect_socket.send_io.pending.{count,{dec,zero}_wait_queue}

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This will be shared between client and server soon.

Cc: Steve French <smfrench@gmail.com>
Cc: Tom Talpey <tom@talpey.com>
Cc: Long Li <longli@microsoft.com>
Acked-by: Namjae Jeon <linkinjeon@kernel.org>
Cc: linux-cifs@vger.kernel.org
Cc: samba-technical@lists.samba.org
Signed-off-by: Stefan Metzmacher <metze@samba.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Stefan Metzmacher 2025-08-11 15:19:51 +02:00 committed by Steve French
parent de32f33c03
commit 3b7be44a0e
1 changed files with 19 additions and 0 deletions
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19
fs/smb/common/smbdirect/smbdirect_socket.h
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@ -77,6 +77,21 @@ struct smbdirect_socket {
struct kmem_cache *cache;
mempool_t *pool;
} mem;
/*
* The state about posted/pending sends
*/
struct {
atomic_t count;
/*
* woken when count is decremented
*/
wait_queue_head_t dec_wait_queue;
/*
* woken when count reached zero
*/
wait_queue_head_t zero_wait_queue;
} pending;
} send_io;
/*
@ -148,6 +163,10 @@ static __always_inline void smbdirect_socket_init(struct smbdirect_socket *sc)
init_waitqueue_head(&sc->status_wait);
atomic_set(&sc->send_io.pending.count, 0);
init_waitqueue_head(&sc->send_io.pending.dec_wait_queue);
init_waitqueue_head(&sc->send_io.pending.zero_wait_queue);
INIT_LIST_HEAD(&sc->recv_io.free.list);
spin_lock_init(&sc->recv_io.free.lock);