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author | Kent Overstreet <kent.overstreet@gmail.com> | 2022-04-03 22:13:20 +0300 |
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committer | Kent Overstreet <kent.overstreet@linux.dev> | 2023-10-23 00:09:30 +0300 |
commit | 4254f5bf6e3d62ab7108a556d5afc54188e17041 (patch) | |
tree | 95560e41a72608da55edeb806b252c0286107c4b /fs/bcachefs/trace.h | |
parent | c6b6d416126da015e4b6b6a66b4c6fd3eda40f1f (diff) | |
download | linux-4254f5bf6e3d62ab7108a556d5afc54188e17041.tar.xz |
bcachefs: Add a tracepoint for superblock writes
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'fs/bcachefs/trace.h')
-rw-r--r-- | fs/bcachefs/trace.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/bcachefs/trace.h b/fs/bcachefs/trace.h index ef2096fd147d..eeacb5291764 100644 --- a/fs/bcachefs/trace.h +++ b/fs/bcachefs/trace.h @@ -82,6 +82,26 @@ DECLARE_EVENT_CLASS(bio, (unsigned long long)__entry->sector, __entry->nr_sector) ); +/* super-io.c: */ +TRACE_EVENT(write_super, + TP_PROTO(struct bch_fs *c, unsigned long ip), + TP_ARGS(c, ip), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(unsigned long, ip ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->ip = ip; + ), + + TP_printk("%d,%d for %pS", + MAJOR(__entry->dev), MINOR(__entry->dev), + (void *) __entry->ip) +); + /* io.c: */ DEFINE_EVENT(bio, read_split, |