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| author | Hans Holmberg <hans.holmberg@cnexlabs.com> | 2018-10-09 13:11:53 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-10-09 16:25:07 +0200 |
| commit | f29372322e415999f429d3e3883b865c87860b46 (patch) | |
| tree | a4f2da7c649d36b6f36d59e534da1d93b0a065bb /drivers/lightnvm/pblk-trace.h | |
| parent | lightnvm: pblk: add trace events for chunk states (diff) | |
| download | linux-f29372322e415999f429d3e3883b865c87860b46.tar.xz linux-f29372322e415999f429d3e3883b865c87860b46.zip | |
lightnvm: pblk: add trace events for line state changes
Add trace events for logging for line state changes.
Signed-off-by: Hans Holmberg <hans.holmberg@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm/pblk-trace.h')
| -rw-r--r-- | drivers/lightnvm/pblk-trace.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/lightnvm/pblk-trace.h b/drivers/lightnvm/pblk-trace.h index d985b729428f..f9aa9e25e428 100644 --- a/drivers/lightnvm/pblk-trace.h +++ b/drivers/lightnvm/pblk-trace.h @@ -15,6 +15,16 @@ struct ppa_addr; { NVM_CHK_ST_OPEN, "OPEN", }, \ { NVM_CHK_ST_OFFLINE, "OFFLINE", }) +#define show_line_state(state) __print_symbolic(state, \ + { PBLK_LINESTATE_NEW, "NEW", }, \ + { PBLK_LINESTATE_FREE, "FREE", }, \ + { PBLK_LINESTATE_OPEN, "OPEN", }, \ + { PBLK_LINESTATE_CLOSED, "CLOSED", }, \ + { PBLK_LINESTATE_GC, "GC", }, \ + { PBLK_LINESTATE_BAD, "BAD", }, \ + { PBLK_LINESTATE_CORRUPT, "CORRUPT" }) + + TRACE_EVENT(pblk_chunk_state, TP_PROTO(const char *name, struct ppa_addr *ppa, int state), @@ -41,6 +51,29 @@ TRACE_EVENT(pblk_chunk_state, ); +TRACE_EVENT(pblk_line_state, + + TP_PROTO(const char *name, int line, int state), + + TP_ARGS(name, line, state), + + TP_STRUCT__entry( + __string(name, name) + __field(int, line) + __field(int, state); + ), + + TP_fast_assign( + __assign_str(name, name); + __entry->line = line; + __entry->state = state; + ), + + TP_printk("dev=%s line=%d state=%s", __get_str(name), + (int)__entry->line, + show_line_state((int)__entry->state)) + +); #endif /* !defined(_TRACE_PBLK_H) || defined(TRACE_HEADER_MULTI_READ) */ |