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/linux/drivers/md/dm-vdo/
H A Dfunnel-queue.c27 queue->oldest = &queue->stub; in vdo_make_funnel_queue()
45 struct funnel_queue_entry *oldest = queue->oldest; in get_oldest() local
46 struct funnel_queue_entry *next = READ_ONCE(oldest->next); in get_oldest()
48 if (oldest == &queue->stub) { in get_oldest()
59 oldest = next; in get_oldest()
60 queue->oldest = oldest; in get_oldest()
61 next = READ_ONCE(oldest->next); in get_oldest()
71 if (oldest != newest) { in get_oldest()
86 next = READ_ONCE(oldest->next); in get_oldest()
96 return oldest; in get_oldest()
[all …]
H A Dlogical-zone.c230 sequence_number_t oldest = in update_oldest_active_generation() local
233 if (oldest == zone->oldest_active_generation) in update_oldest_active_generation()
236 WRITE_ONCE(zone->oldest_active_generation, oldest); in update_oldest_active_generation()
H A Dfunnel-queue.h64 struct funnel_queue_entry *oldest __aligned(L1_CACHE_BYTES); in __aligned()
/linux/net/rds/
H A Dib_ring.c156 u32 rds_ib_ring_completed(struct rds_ib_work_ring *ring, u32 wr_id, u32 oldest) in rds_ib_ring_completed() argument
160 if (oldest <= (unsigned long long)wr_id) in rds_ib_ring_completed()
161 ret = (unsigned long long)wr_id - oldest + 1; in rds_ib_ring_completed()
163 ret = ring->w_nr - oldest + (unsigned long long)wr_id + 1; in rds_ib_ring_completed()
166 wr_id, oldest); in rds_ib_ring_completed()
H A Dib_send.c249 u32 oldest; in rds_ib_send_cqe_handler() local
267 oldest = rds_ib_ring_oldest(&ic->i_send_ring); in rds_ib_send_cqe_handler()
269 completed = rds_ib_ring_completed(&ic->i_send_ring, wc->wr_id, oldest); in rds_ib_send_cqe_handler()
272 send = &ic->i_sends[oldest]; in rds_ib_send_cqe_handler()
292 oldest = (oldest + 1) % ic->i_send_ring.w_nr; in rds_ib_send_cqe_handler()
/linux/drivers/net/wireless/mediatek/mt76/mt7996/
H A Dcoredump.c121 u32 oldest, i, idx; in mt7996_coredump_fw_stack() local
139 oldest = (u32)mt76_get_field(dev, MT_MCU_WM_EXCP_PC_CTRL, in mt7996_coredump_fw_stack()
142 idx = ((oldest + 2 * i + 1) % 32); in mt7996_coredump_fw_stack()
147 oldest = (u32)mt76_get_field(dev, MT_MCU_WM_EXCP_LR_CTRL, in mt7996_coredump_fw_stack()
150 idx = ((oldest + 2 * i + 1) % 32); in mt7996_coredump_fw_stack()
/linux/drivers/net/xen-netback/
H A Dhash.c38 struct xenvif_hash_cache_entry *new, *entry, *oldest; in xenvif_add_hash() local
53 oldest = NULL; in xenvif_add_hash()
60 if (!oldest || entry->seq < oldest->seq) in xenvif_add_hash()
61 oldest = entry; in xenvif_add_hash()
69 list_del_rcu(&oldest->link); in xenvif_add_hash()
71 kfree_rcu(oldest, rcu); in xenvif_add_hash()
/linux/Documentation/userspace-api/media/v4l/
H A Ddev-event.rst40 full, then the oldest event in that queue will be dropped.
43 the oldest event that is about to be dropped will be merged with the
44 payload of the next oldest event. Thus ensuring that no information
H A Dfunc-read.rst58 single or multiple buffers and discarding the oldest or newest frames
70 depends on the discarding policy. A driver discarding the oldest frames
H A Dvidioc-dqevent.rst147 second-oldest event is kept, but the ``changes`` field of the
148 second-oldest event is ORed with the ``changes`` field of the
149 oldest event.
H A Dvidioc-g-enc-index.rst50 read the meta data in time the oldest entries will be lost. When the
/linux/net/netfilter/
H A Dnf_conntrack_ftp.c348 unsigned int i, oldest; in update_nl_seq() local
360 oldest = 0; in update_nl_seq()
362 oldest = 1; in update_nl_seq()
364 if (after(nl_seq, info->seq_aft_nl[dir][oldest])) in update_nl_seq()
365 info->seq_aft_nl[dir][oldest] = nl_seq; in update_nl_seq()
/linux/fs/ceph/
H A Daddr.c681 struct ceph_snap_context *snapc, *oldest; in writepage_nounlock() local
705 oldest = get_oldest_context(inode, &ceph_wbc, snapc); in writepage_nounlock()
706 if (snapc->seq > oldest->seq) { in writepage_nounlock()
711 ceph_put_snap_context(oldest); in writepage_nounlock()
715 ceph_put_snap_context(oldest); in writepage_nounlock()
810 oldest = detach_page_private(page); in writepage_nounlock()
811 WARN_ON_ONCE(oldest != snapc); in writepage_nounlock()
1441 struct ceph_snap_context *oldest = get_oldest_context(inode, NULL, NULL); in context_is_writeable_or_written() local
1442 int ret = !oldest || snapc->seq <= oldest->seq; in context_is_writeable_or_written()
1444 ceph_put_snap_context(oldest); in context_is_writeable_or_written()
[all …]
/linux/fs/bcachefs/
H A Dalloc_foreground.c1218 struct write_point *wp, *oldest; in writepoint_find() local
1239 oldest = NULL; in writepoint_find()
1242 if (!oldest || time_before64(wp->last_used, oldest->last_used)) in writepoint_find()
1243 oldest = wp; in writepoint_find()
1245 bch2_trans_mutex_lock_norelock(trans, &oldest->lock); in writepoint_find()
1247 if (oldest >= c->write_points + c->write_points_nr || in writepoint_find()
1250 mutex_unlock(&oldest->lock); in writepoint_find()
1255 if (wp && wp != oldest) { in writepoint_find()
1257 mutex_unlock(&oldest->lock); in writepoint_find()
1261 wp = oldest; in writepoint_find()
/linux/net/core/
H A Dgro.c444 struct sk_buff *oldest; in gro_flush_oldest() local
446 oldest = list_last_entry(head, struct sk_buff, list); in gro_flush_oldest()
451 if (WARN_ON_ONCE(!oldest)) in gro_flush_oldest()
457 skb_list_del_init(oldest); in gro_flush_oldest()
458 napi_gro_complete(napi, oldest); in gro_flush_oldest()
/linux/net/ipv4/
H A Dtcp_metrics.c189 struct tcp_metrics_block *oldest; in tcpm_new() local
191 oldest = deref_locked(tcp_metrics_hash[hash].chain); in tcpm_new()
192 for (tm = deref_locked(oldest->tcpm_next); tm; in tcpm_new()
195 READ_ONCE(oldest->tcpm_stamp))) in tcpm_new()
196 oldest = tm; in tcpm_new()
198 tm = oldest; in tcpm_new()
/linux/drivers/net/wireless/mediatek/mt76/mt7915/
H A Dcoredump.c227 u32 oldest, i, idx; in mt7915_coredump_fw_stack() local
233 oldest = (u32)mt76_get_field(dev, 0x89050200, GENMASK(20, 16)) + 2; in mt7915_coredump_fw_stack()
235 idx = ((oldest + 2 * i + 1) % 32); in mt7915_coredump_fw_stack()
/linux/fs/smb/client/
H A Ddfs_cache.c450 struct cache_entry *oldest = NULL; in purge_cache() local
461 else if (!oldest || in purge_cache()
463 &oldest->etime) < 0) in purge_cache()
464 oldest = ce; in purge_cache()
468 if (atomic_read(&cache_count) >= CACHE_MAX_ENTRIES && oldest) in purge_cache()
469 flush_cache_ent(oldest); in purge_cache()
/linux/Documentation/driver-api/media/
H A Dv4l2-event.rst32 :c:type:`v4l2_kevent` ringbuffer, then the oldest event will be dropped
68 The ``merge()`` callback allows you to merge the oldest event payload into
69 that of the second-oldest event payload. It is called when
/linux/Documentation/i2c/busses/
H A Di2c-viapro.rst72 Except for the oldest chips (VT82C596A/B, VT82C686A and most probably
/linux/Documentation/driver-api/usb/
H A Danchors.rst80 Returns the oldest anchored URB of an anchor. The URB is unanchored
/linux/Documentation/userspace-api/media/cec/
H A Dcec-ioc-dqevent.rst88 filehandle. The messages lost are the oldest messages. So when a
89 new message arrives and there is no more room, then the oldest
/linux/Documentation/arch/mips/
H A Dingenic-tcu.rst35 - On the oldest SoCs (up to JZ4740), all of the eight channels operate in
/linux/Documentation/userspace-api/gpio/
H A Dgpio-v2-line-event-read.rst62 by userspace. If an overflow occurs then the oldest buffered event is
/linux/Documentation/bpf/
H A Dmap_queue_stack.rst41 when the queue or stack is full, the oldest element will be removed to

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