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IB/iser: remove unused variable from iser_conn struct 

max_sectors calculation was fixed in commit:
9c674815d3 ("IB/iser: Fix max_sectors calculation").
Thus, iser_conn variable scsi_max_sectors is not needed anymore.

Signed-off-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Tested-by: Raju Rangoju <rajur@chelsio.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Max Gurtovoy 2017-01-18 00:40:40 +02:00 committed by Doug Ledford
parent 1e5db6c31a
commit 83236f0157
3 changed files with 5 additions and 14 deletions
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4
drivers/infiniband/ulp/iser/iscsi_iser.c
View File

@ -672,6 +672,10 @@ iscsi_iser_session_create(struct iscsi_endpoint *ep,
max_fr_sectors = ((shost->sg_tablesize - 1) * PAGE_SIZE) >> 9;
shost->max_sectors = min(iser_max_sectors, max_fr_sectors);
iser_dbg("iser_conn %p, sg_tablesize %u, max_sectors %u\n",
iser_conn, shost->sg_tablesize,
shost->max_sectors);
if (cmds_max > max_cmds) {
iser_info("cmds_max changed from %u to %u\n",
cmds_max, max_cmds);

2
drivers/infiniband/ulp/iser/iscsi_iser.h
View File

@ -496,7 +496,6 @@ struct ib_conn {
* @rx_descs: rx buffers array (cyclic buffer)
* @num_rx_descs: number of rx descriptors
* @scsi_sg_tablesize: scsi host sg_tablesize
* @scsi_max_sectors: scsi host max sectors
*/
struct iser_conn {
struct ib_conn ib_conn;
@ -519,7 +518,6 @@ struct iser_conn {
struct iser_rx_desc *rx_descs;
u32 num_rx_descs;
unsigned short scsi_sg_tablesize;
unsigned int scsi_max_sectors;
bool snd_w_inv;
};

13
drivers/infiniband/ulp/iser/iser_verbs.c
View File

@ -707,18 +707,7 @@ iser_calc_scsi_params(struct iser_conn *iser_conn,
sup_sg_tablesize = min_t(unsigned, ISCSI_ISER_MAX_SG_TABLESIZE,
device->ib_device->attrs.max_fast_reg_page_list_len);
if (sg_tablesize > sup_sg_tablesize) {
sg_tablesize = sup_sg_tablesize;
iser_conn->scsi_max_sectors = sg_tablesize * SIZE_4K / 512;
} else {
iser_conn->scsi_max_sectors = max_sectors;
}
iser_conn->scsi_sg_tablesize = sg_tablesize;
iser_dbg("iser_conn %p, sg_tablesize %u, max_sectors %u\n",
iser_conn, iser_conn->scsi_sg_tablesize,
iser_conn->scsi_max_sectors);
iser_conn->scsi_sg_tablesize = min(sg_tablesize, sup_sg_tablesize);
}
/**