On 06/17/2015 08:06 AM, Nicholas A. Bellinger wrote:
> Hey Hannes,
>
> Apologies for the delayed follow-up on these, one comment below.
>
> On Thu, 2015-06-11 at 10:01 +0200, Hannes Reinecke wrote:
>> We need to use 'se_dev_entry' as argument when allocating
>> UAs, otherwise we'll never see any UAs for an implicit
>> ALUA state transition triggered from userspace.
>>
>> Signed-off-by: Hannes Reinecke <hare@xxxxxxx>
>> ---
>> drivers/target/target_core_alua.c | 27 ++++++++++++++++++---------
>> drivers/target/target_core_pr.c | 31 +++++++++++++++++++++++++------
>> drivers/target/target_core_transport.c | 18 ++++++++++++------
>> drivers/target/target_core_ua.c | 23 +++--------------------
>> drivers/target/target_core_ua.h | 2 +-
>> 5 files changed, 59 insertions(+), 42 deletions(-)
>>
>
> <SNIP>
>
>> diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
>> index 436e30b..bb28a97 100644
>> --- a/drivers/target/target_core_pr.c
>> +++ b/drivers/target/target_core_pr.c
>> @@ -125,6 +125,25 @@ static struct t10_pr_registration *core_scsi3_locate_pr_reg(struct se_device *,
>> struct se_node_acl *, struct se_session *);
>> static void core_scsi3_put_pr_reg(struct t10_pr_registration *);
>>
>> +static void core_scsi3_pr_ua_allocate(struct se_node_acl *nacl,
>> + u32 unpacked_lun, u8 asc, u8 ascq)
>> +{
>> + struct se_dev_entry *deve;
>> +
>> + if (!nacl)
>> + return;
>> +
>> + rcu_read_lock();
>> + deve = target_nacl_find_deve(nacl, unpacked_lun);
>> + if (!deve) {
>> + rcu_read_unlock();
>> + return;
>> + }
>> +
>> + core_scsi3_ua_allocate(deve, asc, ascq);
>> + rcu_read_unlock();
>> +}
>> +
>
> This should be common for TCM_RESERVATION_CONFLICT case outside of PR
> code too.
>
> Any objections for squashing the following into your original patch..?
>
> Thank you,
>
> --nab
>
[ .. ]
None at all.
Do go ahead.
Cheers,
Hannes
--
Dr. Hannes Reinecke zSeries & Storage
hare@xxxxxxx +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
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