xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ib_srpt: Convert I/O path to target_submit_cmd + drop legacy ioctx->kref

Browse Source 
This patch converts the main srpt_handle_cmd() I/O path to use modern
target_submit_cmd() with TARGET_SCF_ACK_KREF flag usage.  This includes
dropping the original internal ioctx->kref + srpt_put_send_ioctx() usage
in favor of target_put_sess_cmd() w/ se_cmd_t->cmd_kref within ib_srpt
response callbacks.

It also updates srpt_abort_cmd() to call target_put_sess_cmd() for
completion of aborted commands, and adds target_wait_for_sess_cmds() into
srpt_release_channel_work() to allow outstanding I/O to complete during
session shutdown.

Also, go ahead and update srpt_handle_tsk_mgmt() to make the remaining
transport_init_se_cmd() to setup the ioctx->cmd with se_tmr_req.

Cc: Christoph Hellwig <hch@lst.de>
Cc: Bart Van Assche <bvanassche@acm.org>
Cc: Roland Dreier <roland@kernel.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Nicholas Bellinger
2012-11-27 23:55:57 -08:00
parent ffe0067544
commit 9474b04313
2 changed files with 52 additions and 71 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/infiniband/ulp/srpt/ib_srpt.h
View File

@@ -228,7 +228,6 @@ struct srpt_recv_ioctx {
struct srpt_send_ioctx {
struct srpt_ioctx ioctx;
struct srpt_rdma_ch *ch;
struct kref kref;
struct rdma_iu *rdma_ius;
struct srp_direct_buf *rbufs;
struct srp_direct_buf single_rbuf;