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Searched refs:head_id (Results 1 - 8 of 8) sorted by relevance

/kernel/linux/linux-5.10/kernel/printk/
H A Dprintk_ringbuffer.c70 * descriptor and @head_id that contains the ID of the newest descriptor.
76 * @tail_id is advanced, followed by advancing @head_id. And finally the
819 * equal to @head_id so there is no risk of pushing the tail past the in desc_push_tail()
879 unsigned long head_id; in desc_reserve() local
882 head_id = atomic_long_read(&desc_ring->head_id); /* LMM(desc_reserve:A) */ in desc_reserve()
885 id = DESC_ID(head_id + 1); in desc_reserve()
963 } while (!atomic_long_try_cmpxchg(&desc_ring->head_id, &head_id, in desc_reserve()
1267 id = atomic_long_read(&desc_ring->head_id); in desc_reopen_last()
1631 unsigned long head_id; prb_commit() local
[all...]
H A Dprintk_ringbuffer.h76 atomic_long_t head_id; member
216 * The initial @head_id and @tail_id for the desc ring. It is at the last
259 .head_id = ATOMIC_INIT(DESC0_ID(descbits)), \
H A Dprintk.c975 VMCOREINFO_OFFSET(prb_desc_ring, head_id); in log_buf_vmcoreinfo_setup()
/kernel/linux/linux-6.6/kernel/printk/
H A Dprintk_ringbuffer.c70 * descriptor and @head_id that contains the ID of the newest descriptor.
76 * @tail_id is advanced, followed by advancing @head_id. And finally the
821 * equal to @head_id so there is no risk of pushing the tail past the in desc_push_tail()
881 unsigned long head_id; in desc_reserve() local
884 head_id = atomic_long_read(&desc_ring->head_id); /* LMM(desc_reserve:A) */ in desc_reserve()
887 id = DESC_ID(head_id + 1); in desc_reserve()
965 } while (!atomic_long_try_cmpxchg(&desc_ring->head_id, &head_id, in desc_reserve()
1269 id = atomic_long_read(&desc_ring->head_id); in desc_reopen_last()
1635 unsigned long head_id; prb_commit() local
[all...]
H A Dprintk_ringbuffer.h76 atomic_long_t head_id; member
217 * The initial @head_id and @tail_id for the desc ring. It is at the last
260 .head_id = ATOMIC_INIT(DESC0_ID(descbits)), \
H A Dprintk.c988 VMCOREINFO_OFFSET(prb_desc_ring, head_id); in log_buf_vmcoreinfo_setup()
/kernel/linux/linux-6.6/scripts/gdb/linux/
H A Ddmesg.py90 off = prb_desc_ring_type.get_type()['head_id'].bitpos // 8
91 head_id = utils.read_atomic_long(desc_ring, off)
104 if did == head_id:
147 if did == head_id:
/kernel/linux/linux-5.10/scripts/gdb/linux/
H A Ddmesg.py96 off = prb_desc_ring_type.get_type()['head_id'].bitpos // 8
97 head_id = utils.read_u64(desc_ring, off + counter_off)
109 if did == head_id:
149 if did == head_id:

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