On 06/06/2016 01:46 AM, Hannes Reinecke wrote:
> On 06/05/2016 09:32 PM, [email protected] wrote:
>> From: Mike Christie <[email protected]>
>>
>> Separate the op from the rq_flag_bits and have the target layer
>> set/get the bio using bio_set_op_attrs/bio_op.
>>
>> Signed-off-by: Mike Christie <[email protected]>
>> ---
>> drivers/target/target_core_iblock.c | 29 ++++++++++++++---------------
>> drivers/target/target_core_pscsi.c | 2 +-
>> 2 files changed, 15 insertions(+), 16 deletions(-)
>>
>> diff --git a/drivers/target/target_core_iblock.c
>> b/drivers/target/target_core_iblock.c
>> index c25109c..22af12f 100644
>> --- a/drivers/target/target_core_iblock.c
>> +++ b/drivers/target/target_core_iblock.c
> [ .. ]
>> @@ -689,18 +690,15 @@ iblock_execute_rw(struct se_cmd *cmd, struct
>> scatterlist *sgl, u32 sgl_nents,
>> * Force writethrough using WRITE_FUA if a volatile write cache
>> * is not enabled, or if initiator set the Force Unit Access
>> bit.
>> */
>> + op = REQ_OP_WRITE;
>> if (test_bit(QUEUE_FLAG_FUA, &q->queue_flags)) {
>> if (cmd->se_cmd_flags & SCF_FUA)
>> - rw = WRITE_FUA;
>> + op_flags = WRITE_FUA;
>> else if (!test_bit(QUEUE_FLAG_WC, &q->queue_flags))
>> - rw = WRITE_FUA;
>> - else
>> - rw = WRITE;
>> - } else {
>> - rw = WRITE;
>> + op_flags = WRITE_FUA;
>> }
> Wrong intendation.
It should be ok. That line is for the QUEUE_FLAG_WC test. We end up with:
op = REQ_OP_WRITE;
if (test_bit(QUEUE_FLAG_FUA, &q->queue_flags)) {
if (cmd->se_cmd_flags & SCF_FUA)
op_flags = WRITE_FUA;
else if (!test_bit(QUEUE_FLAG_WC, &q->queue_flags))
op_flags = WRITE_FUA;
}
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