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-core.c | |
| parent | 1b0dd0bf3dc8e9fb974d61139c182be15e43caf9 (diff) | |
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-core.c')
| -rw-r--r-- | drivers/lightnvm/pblk-core.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c index c482ef7dd4b5..84f3b4912b92 100644 --- a/drivers/lightnvm/pblk-core.c +++ b/drivers/lightnvm/pblk-core.c @@ -90,9 +90,15 @@ static void __pblk_end_io_erase(struct pblk *pblk, struct nvm_rq *rqd) atomic_dec(&line->left_seblks); if (rqd->error) { + trace_pblk_chunk_reset(pblk_disk_name(pblk), + &rqd->ppa_addr, PBLK_CHUNK_RESET_FAILED); + chunk->state = NVM_CHK_ST_OFFLINE; pblk_mark_bb(pblk, line, rqd->ppa_addr); } else { + trace_pblk_chunk_reset(pblk_disk_name(pblk), + &rqd->ppa_addr, PBLK_CHUNK_RESET_DONE); + chunk->state = NVM_CHK_ST_FREE; } @@ -923,6 +929,9 @@ static int pblk_blk_erase_sync(struct pblk *pblk, struct ppa_addr ppa) struct nvm_rq rqd = {NULL}; int ret; + trace_pblk_chunk_reset(pblk_disk_name(pblk), &ppa, + PBLK_CHUNK_RESET_START); + pblk_setup_e_rq(pblk, &rqd, ppa); /* The write thread schedules erases so that it minimizes disturbances @@ -1736,6 +1745,9 @@ int pblk_blk_erase_async(struct pblk *pblk, struct ppa_addr ppa) rqd->end_io = pblk_end_io_erase; rqd->private = pblk; + trace_pblk_chunk_reset(pblk_disk_name(pblk), + &ppa, PBLK_CHUNK_RESET_START); + /* The write thread schedules erases so that it minimizes disturbances * with writes. Thus, there is no need to take the LUN semaphore. */ |