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| author | Andy Grover | 2012-04-04 00:51:09 +0200 |
|---|---|---|
| committer | Nicholas Bellinger | 2012-04-15 02:40:34 +0200 |
| commit | 6f3c0e69a9c20441bdc6d3b2d18b83b244384ec6 (patch) | |
| tree | c974a5838d4b117acee40eeeb00b786cb2e0db21 /drivers/target/iscsi/iscsi_target.h | |
| parent | target/iscsi: Remove unneeded locking from iscsi_target_tx_thread (diff) | |
| download | kernel-qcow2-linux-6f3c0e69a9c20441bdc6d3b2d18b83b244384ec6.tar.gz kernel-qcow2-linux-6f3c0e69a9c20441bdc6d3b2d18b83b244384ec6.tar.xz kernel-qcow2-linux-6f3c0e69a9c20441bdc6d3b2d18b83b244384ec6.zip | |
target/iscsi: Refactor target_tx_thread immediate+response queue loops
Immediate queue:
Consolidate down to one switch statement by moving send_tx_data and stuff
from second switch into the first switch, or the functions the first switch
calls.
Response queue:
Do not lock istate_lock except directly around i_state modifications.
Put entire ISTATE_SEND_DATAIN path within first switch statement, in prep
for further refactoring.
All other cases set use_misc = 1 and will not be using sendpage, so just
use send_tx_data for these and set use_misc param to 1.
map_sg, sent_status, use_misc, and se_cmd vars no longer needed.
Then put immediate and response handling in separate functions in order
to get iscsi_target_tx_thread down to where it fits on a page.
Signed-off-by: Andy Grover <agrover@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/iscsi/iscsi_target.h')
| -rw-r--r-- | drivers/target/iscsi/iscsi_target.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/target/iscsi/iscsi_target.h b/drivers/target/iscsi/iscsi_target.h index 5db2ddeed5eb..7934cdc91356 100644 --- a/drivers/target/iscsi/iscsi_target.h +++ b/drivers/target/iscsi/iscsi_target.h @@ -18,7 +18,6 @@ extern int iscsit_logout_closesession(struct iscsi_cmd *, struct iscsi_conn *); extern int iscsit_logout_closeconnection(struct iscsi_cmd *, struct iscsi_conn *); extern int iscsit_logout_removeconnforrecovery(struct iscsi_cmd *, struct iscsi_conn *); extern int iscsit_send_async_msg(struct iscsi_conn *, u16, u8, u8); -extern int iscsit_send_r2t(struct iscsi_cmd *, struct iscsi_conn *); extern int iscsit_build_r2ts_for_cmd(struct iscsi_cmd *, struct iscsi_conn *, int); extern void iscsit_thread_get_cpumask(struct iscsi_conn *); extern int iscsi_target_tx_thread(void *); |