diff options
| author | Asai Thambi SP <asamymuthupa@micron.com> | 2016-02-24 21:16:00 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-04-12 09:08:51 -0700 |
| commit | 1b899eb4833d3394f37272d38b4b1a26eac30feb (patch) | |
| tree | 120aba7c8a9a485ac93aec9872aa3e4e4f5cde64 /drivers/block/mtip32xx | |
| parent | ef87aef51d0de4220bf9c4de34de89f2716b3398 (diff) | |
mtip32xx: Fix broken service thread handling
commit cfc05bd31384c4898bf2437a4de5557f3cf9803a upstream.
Service thread does not detect the need for taskfile error hanlding. Fixed the
flag condition to process taskfile error.
Signed-off-by: Selvan Mani <smani@micron.com>
Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/block/mtip32xx')
| -rw-r--r-- | drivers/block/mtip32xx/mtip32xx.c | 6 | ||||
| -rw-r--r-- | drivers/block/mtip32xx/mtip32xx.h | 5 |
2 files changed, 8 insertions, 3 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index deb0c761d5db..de4d965139ed 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -2924,9 +2924,7 @@ static int mtip_service_thread(void *data) * is in progress nor error handling is active */ wait_event_interruptible(port->svc_wait, (port->flags) && - !(port->flags & MTIP_PF_PAUSE_IO)); - - set_bit(MTIP_PF_SVC_THD_ACTIVE_BIT, &port->flags); + (port->flags & MTIP_PF_SVC_THD_WORK)); if (kthread_should_stop() || test_bit(MTIP_PF_SVC_THD_STOP_BIT, &port->flags)) @@ -2936,6 +2934,8 @@ static int mtip_service_thread(void *data) &dd->dd_flag))) goto st_out; + set_bit(MTIP_PF_SVC_THD_ACTIVE_BIT, &port->flags); + restart_eh: /* Demux bits: start with error handling */ if (test_bit(MTIP_PF_EH_ACTIVE_BIT, &port->flags)) { diff --git a/drivers/block/mtip32xx/mtip32xx.h b/drivers/block/mtip32xx/mtip32xx.h index 3274784008eb..8635239c521f 100644 --- a/drivers/block/mtip32xx/mtip32xx.h +++ b/drivers/block/mtip32xx/mtip32xx.h @@ -144,6 +144,11 @@ enum { MTIP_PF_REBUILD_BIT = 6, MTIP_PF_SVC_THD_STOP_BIT = 8, + MTIP_PF_SVC_THD_WORK = ((1 << MTIP_PF_EH_ACTIVE_BIT) | + (1 << MTIP_PF_ISSUE_CMDS_BIT) | + (1 << MTIP_PF_REBUILD_BIT) | + (1 << MTIP_PF_SVC_THD_STOP_BIT)), + /* below are bit numbers in 'dd_flag' defined in driver_data */ MTIP_DDF_SEC_LOCK_BIT = 0, MTIP_DDF_REMOVE_PENDING_BIT = 1, |