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author | Lin Ming <ming.m.lin@intel.com> | 2011-12-05 02:20:28 +0100 |
---|---|---|
committer | Jeff Garzik <jgarzik@redhat.com> | 2012-01-09 01:14:58 +0100 |
commit | 9ee4f3933930abf5cc34f8e9d69fe0e08c18f602 (patch) | |
tree | 7d3751d52712f71a19d488f9970b6184b4c140c6 /drivers/ata/libata-scsi.c | |
parent | ata: add ata port system PM callbacks (diff) | |
download | linux-9ee4f3933930abf5cc34f8e9d69fe0e08c18f602.tar.xz linux-9ee4f3933930abf5cc34f8e9d69fe0e08c18f602.zip |
ata: add ata port runtime PM callbacks
Add ata port runtime suspend/resume/idle callbacks.
Set ->eh_noresume to skip the runtime PM calls on scsi host
in the error handler to avoid dead lock.
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata/libata-scsi.c')
-rw-r--r-- | drivers/ata/libata-scsi.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 7ae1e771d950..508a60bfe5c1 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3381,6 +3381,7 @@ int ata_scsi_add_hosts(struct ata_host *host, struct scsi_host_template *sht) if (!shost) goto err_alloc; + shost->eh_noresume = 1; *(struct ata_port **)&shost->hostdata[0] = ap; ap->scsi_host = shost; |