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| author | Chandra Seetharaman <sekharan@us.ibm.com> | 2009-10-21 09:22:46 -0700 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2009-12-04 12:00:46 -0600 |
| commit | 3ae31f6a7b6e442fc6a92f29330fbad230dc3992 (patch) | |
| tree | 9ca152ac3412de2917c0486b64898e6a75f853d9 /drivers/scsi/device_handler/scsi_dh_alua.c | |
| parent | 42e62a74377bcbb526565a31aa18da8f712b93ee (diff) | |
| download | linux-3ae31f6a7b6e442fc6a92f29330fbad230dc3992.tar.gz linux-3ae31f6a7b6e442fc6a92f29330fbad230dc3992.tar.bz2 linux-3ae31f6a7b6e442fc6a92f29330fbad230dc3992.zip | |
[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 <sekharan@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/device_handler/scsi_dh_alua.c')
| -rw-r--r-- | drivers/scsi/device_handler/scsi_dh_alua.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c index b5cdefaf2608..e8a8928e58bc 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; } /* |