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iscsit: use target_execute_cmd for WRITEs 

All three callers of transport_generic_handle_data are from user context
and can use target_execute_cmd directly to handle the backend I/O submission
of WRITE I/O.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Cc: Andy Grover <agrover@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Christoph Hellwig 2012-07-08 15:58:42 -04:00 committed by Nicholas Bellinger
parent c3196f0cf0
commit 67441b68fa
3 changed files with 8 additions and 5 deletions
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6
drivers/target/iscsi/iscsi_target.c
View File

@ -1413,8 +1413,10 @@ static int iscsit_handle_data_out(struct iscsi_conn *conn, unsigned char *buf)
spin_unlock_bh(&cmd->istate_lock);
iscsit_stop_dataout_timer(cmd);
return (!ooo_cmdsn) ? transport_generic_handle_data(
&cmd->se_cmd) : 0;
if (ooo_cmdsn)
return 0;
target_execute_cmd(&cmd->se_cmd);
return 0;
} else /* DATAOUT_CANNOT_RECOVER */
return -1;

4
drivers/target/iscsi/iscsi_target_erl1.c
View File

@ -965,8 +965,8 @@ int iscsit_execute_cmd(struct iscsi_cmd *cmd, int ooo)
if (cmd->immediate_data) {
if (cmd->cmd_flags & ICF_GOT_LAST_DATAOUT) {
spin_unlock_bh(&cmd->istate_lock);
return transport_generic_handle_data(
&cmd->se_cmd);
target_execute_cmd(&cmd->se_cmd);
return 0;
}
spin_unlock_bh(&cmd->istate_lock);

3
drivers/target/iscsi/iscsi_target_tmr.c
View File

@ -257,7 +257,8 @@ static int iscsit_task_reassign_complete_write(
pr_debug("WRITE ITT: 0x%08x: t_state: %d"
" never sent to transport\n",
cmd->init_task_tag, cmd->se_cmd.t_state);
return transport_generic_handle_data(se_cmd);
target_execute_cmd(se_cmd);
return 0;
}
cmd->i_state = ISTATE_SEND_STATUS;