From 3ae31f6a7b6e442fc6a92f29330fbad230dc3992 Mon Sep 17 00:00:00 2001 From: Chandra Seetharaman Date: Wed, 21 Oct 2009 09:22:46 -0700 Subject: [SCSI] scsi_dh: Change the scsidh_activate interface to be asynchronous Make scsi_dh_activate() function asynchronous, by taking in two additional parameters, one is the callback function and the other is the data to call the callback function with. Signed-off-by: Chandra Seetharaman Signed-off-by: James Bottomley --- drivers/scsi/device_handler/scsi_dh_alua.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'drivers/scsi/device_handler/scsi_dh_alua.c') diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index b5cdefaf260..e8a8928e58b 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -652,7 +652,8 @@ out: * based on a certain policy. But until we actually encounter them it * should be okay. */ -static int alua_activate(struct scsi_device *sdev) +static int alua_activate(struct scsi_device *sdev, + activate_complete fn, void *data) { struct alua_dh_data *h = get_alua_data(sdev); int err = SCSI_DH_OK; @@ -667,7 +668,9 @@ static int alua_activate(struct scsi_device *sdev) err = alua_stpg(sdev, TPGS_STATE_OPTIMIZED, h); out: - return err; + if (fn) + fn(data, err); + return 0; } /* -- cgit v1.2.3-18-g5258