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Searched refs:callback_lock (Results 1 – 6 of 6) sorted by relevance

/linux/kernel/cgroup/
H A Dcpuset.c74 * - callback_lock (raw spinlock)
91 * and internal variables can be modified without holding callback_lock. If only
93 * hold either cpuset_mutex or callback_lock which are exposed to other
97 * ensuring that it is the only task able to also acquire callback_lock and
100 * without holding callback_lock. While it is performing these checks, various
101 * callback routines can briefly acquire callback_lock to query cpusets. Once
102 * it is ready to make the changes, it takes callback_lock, blocking everyone
106 * callback_lock which is a spinlock, as the memory allocator may sleep or
107 * call back into cpuset code and acquire callback_lock.
113 * The cpuset_common_seq_show() handlers only hold callback_lock acros
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/linux/drivers/net/xen-netback/
H A Dcommon.h177 spinlock_t callback_lock; member
H A Dnetback.c1295 spin_lock_irqsave(&queue->callback_lock, flags); in xenvif_zerocopy_callback()
1309 spin_unlock_irqrestore(&queue->callback_lock, flags); in xenvif_zerocopy_callback()
H A Dinterface.c580 spin_lock_init(&queue->callback_lock); in xenvif_init_queue()
/linux/drivers/scsi/cxgbi/
H A Dlibcxgbi.c578 rwlock_init(&csk->callback_lock); in cxgbi_sock_create()
847 read_lock_bh(&csk->callback_lock); in cxgbi_inform_iscsi_conn_closing()
851 read_unlock_bh(&csk->callback_lock); in cxgbi_inform_iscsi_conn_closing()
2704 write_lock_bh(&csk->callback_lock); in cxgbi_bind_conn()
2709 write_unlock_bh(&csk->callback_lock); in cxgbi_bind_conn()
2975 write_lock_bh(&csk->callback_lock); in cxgbi_ep_disconnect()
2978 write_unlock_bh(&csk->callback_lock); in cxgbi_ep_disconnect()
H A Dlibcxgbi.h161 rwlock_t callback_lock; member