X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Frotate.h;h=c7986c815dc671eaab660c342e40c05225cd3ff6;hp=6dc3b7aa189768f9c47787f12e03ae031d0585ee;hb=92816cc33a1add3c8276839bd6335e17423577dd;hpb=d9f0c7c7ce520c309f8e7148ecaff9aacbe52b55 diff --git a/src/bin/lttng-sessiond/rotate.h b/src/bin/lttng-sessiond/rotate.h index 6dc3b7aa1..c7986c815 100644 --- a/src/bin/lttng-sessiond/rotate.h +++ b/src/bin/lttng-sessiond/rotate.h @@ -1,5 +1,6 @@ /* * Copyright (C) 2017 - Julien Desfossez + * Copyright (C) 2018 - Jérémie Galarneau * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License, version 2 only, as @@ -18,50 +19,11 @@ #ifndef ROTATE_H #define ROTATE_H -#include #include "rotation-thread.h" +#include -/* - * Key in channel_pending_rotate_ht to map a channel to a - * struct rotation_channel_info. - */ -struct rotation_channel_key { - uint64_t key; - enum lttng_domain_type domain; -}; - -/* - * Added in channel_pending_rotate_ht everytime we start the rotation of a - * channel. The consumer notifies the rotation thread with the channel_key to - * inform a rotation is complete, we use that information to lookup the related - * session from channel_pending_rotate_ht. - */ -struct rotation_channel_info { - uint64_t session_id; - struct rotation_channel_key channel_key; - struct cds_lfht_node rotate_channels_ht_node; -}; - - -extern struct cds_lfht *channel_pending_rotate_ht; -extern struct lttng_notification_channel *rotate_notification_channel; - -unsigned long hash_channel_key(struct rotation_channel_key *key); - -/* session lock must be held by this function's caller. */ -int rename_complete_chunk(struct ltt_session *session, time_t ts); - -int relay_rotate_pending(struct ltt_session *session, uint64_t chunk_id); - -/* - * When we start the rotation of a channel, we add its information in - * channel_pending_rotate_ht. This is called in the context of - * thread_manage_client when the client asks for a rotation, in the context - * of the sessiond_timer thread when periodic rotations are enabled and from - * the rotation_thread when size-based rotations are enabled. - */ -int rotate_add_channel_pending(uint64_t key, enum lttng_domain_type domain, - struct ltt_session *session); +int rotate_add_pending_rotation(struct ltt_session *session, uint64_t chunk_id); +int rename_completed_chunk(struct ltt_session *session, time_t ts); /* * Subscribe/unsubscribe the notification_channel from the rotation_thread to