From fcd0a11cf26fe7517e84989c78b2664bbe34bb63 Mon Sep 17 00:00:00 2001 From: Mathieu Desnoyers Date: Tue, 30 Aug 2016 17:32:35 -0400 Subject: [PATCH] Fix: btrfs instrumentation for 4.8 kernel Note: there are missing events. Signed-off-by: Mathieu Desnoyers --- instrumentation/events/lttng-module/btrfs.h | 74 +++++++++++++++++++++ 1 file changed, 74 insertions(+) diff --git a/instrumentation/events/lttng-module/btrfs.h b/instrumentation/events/lttng-module/btrfs.h index 38c66c15..ea6710f3 100644 --- a/instrumentation/events/lttng-module/btrfs.h +++ b/instrumentation/events/lttng-module/btrfs.h @@ -222,6 +222,18 @@ LTTNG_TRACEPOINT_EVENT(btrfs_sync_file, ) ) +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0)) +LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs, + + TP_PROTO(struct btrfs_fs_info *fs_info, int wait), + + TP_ARGS(fs_info, wait), + + TP_FIELDS( + ctf_integer(int, wait, wait) + ) +) +#else LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs, TP_PROTO(int wait), @@ -232,7 +244,48 @@ LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs, ctf_integer(int, wait, wait) ) ) +#endif + +LTTNG_TRACEPOINT_EVENT(btrfs_add_block_group, + + TP_PROTO(struct btrfs_fs_info *fs_info, + struct btrfs_block_group_cache *block_group, int create), + + TP_ARGS(fs_info, block_group, create), + + TP_FIELDS( + ctf_array(u8, fsid, fs_info->fsid, BTRFS_UUID_SIZE) + ctf_integer(u64, offset, block_group->key.objectid) + ctf_integer(u64, size, block_group->key.offset) + ctf_integer(u64, flags, block_group->flags) + ctf_integer(u64, bytes_used, btrfs_block_group_used(&block_group->item)) + ctf_integer(u64, bytes_super, block_group->bytes_super) + ctf_integer(int, create, create) + ) +) +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0)) +LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref, + + TP_PROTO(struct btrfs_fs_info *fs_info, + struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_tree_ref *full_ref, + int action), + + TP_ARGS(fs_info, ref, full_ref, action), + + TP_FIELDS( + ctf_integer(u64, bytenr, ref->bytenr) + ctf_integer(u64, num_bytes, ref->num_bytes) + ctf_integer(int, action, action) + ctf_integer(u64, parent, full_ref->parent) + ctf_integer(u64, ref_root, full_ref->root) + ctf_integer(int, level, full_ref->level) + ctf_integer(int, type, ref->type) + ctf_integer(u64, seq, ref->seq) + ) +) +#else LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref, TP_PROTO(struct btrfs_delayed_ref_node *ref, @@ -254,6 +307,7 @@ LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref, #endif ) ) +#endif LTTNG_TRACEPOINT_EVENT(btrfs_delayed_data_ref, @@ -278,6 +332,25 @@ LTTNG_TRACEPOINT_EVENT(btrfs_delayed_data_ref, ) ) +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,8,0)) +LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head, + + TP_PROTO(struct btrfs_fs_info *fs_info, + struct btrfs_delayed_ref_node *ref, + struct btrfs_delayed_ref_head *head_ref, + int action), + + TP_ARGS(fs_info, ref, head_ref, action), + + TP_FIELDS( + ctf_integer(u64, bytenr, ref->bytenr) + ctf_integer(u64, num_bytes, ref->num_bytes) + ctf_integer(int, action, action) + ctf_integer(int, is_data, head_ref->is_data) + ) +) + +#else LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head, TP_PROTO(struct btrfs_delayed_ref_node *ref, @@ -293,6 +366,7 @@ LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head, ctf_integer(int, is_data, head_ref->is_data) ) ) +#endif LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__chunk, -- 2.34.1