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| author | Nicholas Bellinger <nab@linux-iscsi.org> | 2013-03-07 09:54:38 +0400 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2013-04-25 12:05:27 +0400 |
| commit | 03aa207060e395282c5ea0c055e2050b35803b4d (patch) | |
| tree | 595735b85a7ad1f90b2976c4bd8e4f54793b8503 /drivers/target/iscsi/iscsi_target_parameters.h | |
| parent | baa4d64b147a4064626f6597646ae8a330d9e2ed (diff) | |
| download | linux-03aa207060e395282c5ea0c055e2050b35803b4d.tar.xz | |
iscsi-target: Add iser-target parameter keys + setup during login
This patch adds RDMAExtensions, InitiatorRecvDataSegmentLength and
TargetRecvDataSegmentLength parameters keys necessary for iser-target
login to occur.
This includes setting the necessary parameters during login path
code within iscsi_login_zero_tsih_s2(), and currently PAGE_SIZE
aligning the target's advertised MRDSL for immediate data and
unsolicited data-out incoming payloads.
v3 changes:
- Add iscsi_post_login_start_timers FIXME for ISER
v2 changes:
- Fix RDMAExtentions -> RDMAExtensions typo (andy)
- Drop unnecessary '== true' conditional checks for type bool
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/iscsi/iscsi_target_parameters.h')
| -rw-r--r-- | drivers/target/iscsi/iscsi_target_parameters.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/target/iscsi/iscsi_target_parameters.h b/drivers/target/iscsi/iscsi_target_parameters.h index 1e1b7504a76b..f31b9c4b83f2 100644 --- a/drivers/target/iscsi/iscsi_target_parameters.h +++ b/drivers/target/iscsi/iscsi_target_parameters.h @@ -27,7 +27,7 @@ extern void iscsi_dump_conn_ops(struct iscsi_conn_ops *); extern void iscsi_dump_sess_ops(struct iscsi_sess_ops *); extern void iscsi_print_params(struct iscsi_param_list *); extern int iscsi_create_default_params(struct iscsi_param_list **); -extern int iscsi_set_keys_to_negotiate(int, struct iscsi_param_list *); +extern int iscsi_set_keys_to_negotiate(struct iscsi_param_list *, bool); extern int iscsi_set_keys_irrelevant_for_discovery(struct iscsi_param_list *); extern int iscsi_copy_param_list(struct iscsi_param_list **, struct iscsi_param_list *, int); @@ -89,6 +89,13 @@ extern void iscsi_set_session_parameters(struct iscsi_sess_ops *, #define X_EXTENSIONKEY_CISCO_OLD "X-com.cisco.iscsi.draft" /* + * Parameter names of iSCSI Extentions for RDMA (iSER). See RFC-5046 + */ +#define RDMAEXTENTIONS "RDMAExtensions" +#define INITIATORRECVDATASEGMENTLENGTH "InitiatorRecvDataSegmentLength" +#define TARGETRECVDATASEGMENTLENGTH "TargetRecvDataSegmentLength" + +/* * For AuthMethod. */ #define KRB5 "KRB5" @@ -133,6 +140,13 @@ extern void iscsi_set_session_parameters(struct iscsi_sess_ops *, #define INITIAL_OFMARKINT "2048~65535" /* + * Initial values for iSER parameters following RFC-5046 Section 6 + */ +#define INITIAL_RDMAEXTENTIONS NO +#define INITIAL_INITIATORRECVDATASEGMENTLENGTH "262144" +#define INITIAL_TARGETRECVDATASEGMENTLENGTH "8192" + +/* * For [Header,Data]Digests. */ #define CRC32C "CRC32C" |