diff options
Diffstat (limited to 'drivers/scsi/scsi.c')
| -rw-r--r-- | drivers/scsi/scsi.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c index 41b25486e303..99a7b9f520ae 100644 --- a/drivers/scsi/scsi.c +++ b/drivers/scsi/scsi.c @@ -85,6 +85,19 @@ unsigned int scsi_logging_level; EXPORT_SYMBOL(scsi_logging_level); #endif +/* sd, scsi core and power management need to coordinate flushing async actions */ +ASYNC_DOMAIN(scsi_sd_probe_domain); +EXPORT_SYMBOL(scsi_sd_probe_domain); + +/* + * Separate domain (from scsi_sd_probe_domain) to maximize the benefit of + * asynchronous system resume operations. It is marked 'exclusive' to avoid + * being included in the async_synchronize_full() that is invoked by + * dpm_resume() + */ +ASYNC_DOMAIN_EXCLUSIVE(scsi_sd_pm_domain); +EXPORT_SYMBOL(scsi_sd_pm_domain); + /** * scsi_put_command - Free a scsi command block * @cmd: command block to free @@ -807,6 +820,7 @@ static void __exit exit_scsi(void) scsi_exit_devinfo(); scsi_exit_procfs(); scsi_exit_queue(); + async_unregister_domain(&scsi_sd_probe_domain); } subsys_initcall(init_scsi); |