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Searched refs:tail_id (Results 1 – 7 of 7) sorted by relevance

/linux-6.15/arch/s390/lib/
H A Dspinlock.c159 int lockval, ix, node_id, tail_id, old, new, owner, count; in arch_spin_lock_queued() local
193 tail_id = old & _Q_TAIL_MASK; in arch_spin_lock_queued()
194 if (tail_id != 0) { in arch_spin_lock_queued()
195 node->prev = arch_spin_decode_tail(tail_id); in arch_spin_lock_queued()
205 if (tail_id != 0) { in arch_spin_lock_queued()
224 tail_id = old & _Q_TAIL_MASK; in arch_spin_lock_queued()
225 new = ((tail_id != node_id) ? tail_id : 0) | lockval; in arch_spin_lock_queued()
239 if (node_id && tail_id != node_id) { in arch_spin_lock_queued()
/linux-6.15/kernel/printk/
H A Dprintk_ringbuffer.c772 unsigned long tail_id) in desc_push_tail() argument
778 d_state = desc_read(desc_ring, tail_id, &desc, NULL, NULL); in desc_push_tail()
788 DESC_ID_PREV_WRAP(desc_ring, tail_id)) { in desc_push_tail()
803 desc_make_reusable(desc_ring, tail_id); in desc_push_tail()
828 d_state = desc_read(desc_ring, DESC_ID(tail_id + 1), &desc, in desc_push_tail()
839 atomic_long_cmpxchg(&desc_ring->tail_id, tail_id, in desc_push_tail()
840 DESC_ID(tail_id + 1)); /* LMM(desc_push_tail:B) */ in desc_push_tail()
871 if (atomic_long_read(&desc_ring->tail_id) == tail_id) /* LMM(desc_push_tail:D) */ in desc_push_tail()
918 if (id_prev_wrap == atomic_long_read(&desc_ring->tail_id in desc_reserve()
1955 id = atomic_long_read(&rb->desc_ring.tail_id); /* LMM(prb_first_seq:A) */ in prb_first_seq()
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H A Dprintk_ringbuffer.h80 atomic_long_t tail_id; member
278 .tail_id = ATOMIC_INIT(DESC0_ID(descbits)), \
H A Dprintk.c1025 VMCOREINFO_OFFSET(prb_desc_ring, tail_id); in log_buf_vmcoreinfo_setup()
/linux-6.15/scripts/gdb/linux/
H A Ddmesg.py89 tail_id = utils.read_atomic_long(desc_ring, off)
93 did = tail_id
/linux-6.15/Documentation/admin-guide/kdump/
H A Dgdbmacros.txt301 set var $id = prb->desc_ring.tail_id.counter
H A Dvmcoreinfo.rst242 (prb_desc_ring, count_bits|descs|head_id|tail_id)