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authorJosef Bacik <josef@toxicpanda.com>2021-07-14 21:47:19 +0300
committerDavid Sterba <dsterba@suse.com>2021-08-23 14:19:06 +0300
commitfcdef39c03c5beb2a7bcb627addb0b259b9c5164 (patch)
treee1d5dcb07ee1b0bd8805275f9e07e7033febc087 /include/trace
parent8197766d806f02d69d2f54563e0b4672bddcc535 (diff)
downloadlinux-fcdef39c03c5beb2a7bcb627addb0b259b9c5164.tar.xz
btrfs: enable a tracepoint when we fail tickets
When debugging early enospc problems it was useful to have a tracepoint where we failed all tickets so I could check the state of the enospc counters at failure time to validate my fixes. This adds the tracpoint so you can easily get that information. Reviewed-by: Nikolay Borisov <nborisov@suse.com> Signed-off-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/btrfs.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index 97e16a34405b..c7d19eadecc5 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -2104,6 +2104,12 @@ DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
TP_ARGS(fs_info, sinfo)
);
+DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
+ TP_PROTO(struct btrfs_fs_info *fs_info,
+ const struct btrfs_space_info *sinfo),
+ TP_ARGS(fs_info, sinfo)
+);
+
TRACE_EVENT(btrfs_reserve_ticket,
TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
u64 start_ns, int flush, int error),