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| author | Tejun Heo <tj@kernel.org> | 2008-10-20 13:10:21 +0900 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-10-22 20:40:15 -0400 |
| commit | 570106df6bdb4907ad7f70793079c762f34d561a (patch) | |
| tree | 7f81d9eb2cf24a9882c59706d7e1e4c4107e60c9 /drivers/ata/libata-sff.c | |
| parent | f667fdbbbea8bcce6cf9f7acb51b7cb4c264cc61 (diff) | |
| download | linux-570106df6bdb4907ad7f70793079c762f34d561a.tar.bz2 | |
libata-sff: fix ata_sff_post_internal_cmd()
ata_sff_post_internal_cmd() needs to grab port lock before calling
ata_bmdma_stop() and also need to clear hsm_task_state. Fix it.
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/libata-sff.c')
| -rw-r--r-- | drivers/ata/libata-sff.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 2a4c516894f0..4b4739486327 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -2153,8 +2153,17 @@ void ata_sff_error_handler(struct ata_port *ap) */ void ata_sff_post_internal_cmd(struct ata_queued_cmd *qc) { - if (qc->ap->ioaddr.bmdma_addr) + struct ata_port *ap = qc->ap; + unsigned long flags; + + spin_lock_irqsave(ap->lock, flags); + + ap->hsm_task_state = HSM_ST_IDLE; + + if (ap->ioaddr.bmdma_addr) ata_bmdma_stop(qc); + + spin_unlock_irqrestore(ap->lock, flags); } /** |