diff options
| author |   Hans Holmberg <hans.holmberg@cnexlabs.com> | 2018-10-09 13:11:55 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2018-10-09 08:25:07 -0600 |
| commit | 4209c31c0c5cc0787e63b977dacc30e37378eb28 (patch) | |
| tree | 895248ce79a9d2f4856eb3a56186306777e4d8f4 /drivers/lightnvm/pblk-trace.h | |
| parent | lightnvm: pblk: add trace events for pblk state changes (diff) | |
| download | linux-dev-4209c31c0c5cc0787e63b977dacc30e37378eb28.tar.xz linux-dev-4209c31c0c5cc0787e63b977dacc30e37378eb28.zip | |
lightnvm: pblk: add tracing for chunk resets
Trace state of chunk resets.
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 | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/drivers/lightnvm/pblk-trace.h b/drivers/lightnvm/pblk-trace.h index c171d0450c07..679e5c458ca6 100644 --- a/drivers/lightnvm/pblk-trace.h +++ b/drivers/lightnvm/pblk-trace.h @@ -31,6 +31,37 @@ struct ppa_addr; { PBLK_STATE_RECOVERING, "RECOVERING", }, \ { PBLK_STATE_STOPPED, "STOPPED" }) +#define show_chunk_erase_state(state) __print_symbolic(state, \ + { PBLK_CHUNK_RESET_START, "START", }, \ + { PBLK_CHUNK_RESET_DONE, "OK", }, \ + { PBLK_CHUNK_RESET_FAILED, "FAILED" }) + + +TRACE_EVENT(pblk_chunk_reset, + + TP_PROTO(const char *name, struct ppa_addr *ppa, int state), + + TP_ARGS(name, ppa, state), + + TP_STRUCT__entry( + __string(name, name) + __field(u64, ppa) + __field(int, state); + ), + + TP_fast_assign( + __assign_str(name, name); + __entry->ppa = ppa->ppa; + __entry->state = state; + ), + + TP_printk("dev=%s grp=%llu pu=%llu chk=%llu state=%s", __get_str(name), + (u64)(((struct ppa_addr *)(&__entry->ppa))->m.grp), + (u64)(((struct ppa_addr *)(&__entry->ppa))->m.pu), + (u64)(((struct ppa_addr *)(&__entry->ppa))->m.chk), + show_chunk_erase_state((int)__entry->state)) + +); TRACE_EVENT(pblk_chunk_state, |