diff options
| author | Eddie Wai <waie@broadcom.com> | 2010-02-24 17:42:05 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-02-26 13:10:12 +0300 |
| commit | 66883e90eaa0dd55d395c0f9a0c6da5d50809804 (patch) | |
| tree | 1ff24317dba49de4e3566b9a58313a8ee04257fa /drivers/net | |
| parent | a9736c086cc6221659e498f0855152c32dbc1396 (diff) | |
| download | linux-66883e90eaa0dd55d395c0f9a0c6da5d50809804.tar.xz | |
cnic: Finetune iSCSI connection reset.
For bnx2 devices, always send notification to bnx2i to let it initiate
the cleanup when RST is received.
For bnx2x devices, add unsolicited RST_COMP handling to start the cleanup.
Signed-off-by: Eddie Wai <waie@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/cnic.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 0fe83717967a..40865aac2afa 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -3108,7 +3108,10 @@ static void cnic_cm_process_kcqe(struct cnic_dev *dev, struct kcqe *kcqe) break; case L4_KCQE_OPCODE_VALUE_RESET_RECEIVED: - if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) + if (test_bit(CNIC_F_BNX2_CLASS, &dev->flags)) { + cnic_cm_upcall(cp, csk, opcode); + break; + } else if (test_and_clear_bit(SK_F_OFFLD_COMPLETE, &csk->flags)) csk->state = opcode; /* fall through */ case L4_KCQE_OPCODE_VALUE_CLOSE_COMP: @@ -3172,6 +3175,16 @@ static int cnic_ready_to_close(struct cnic_sock *csk, u32 opcode) if (!test_and_set_bit(SK_F_CLOSING, &csk->flags)) return 1; } + /* 57710+ only workaround to handle unsolicited RESET_COMP + * which will be treated like a RESET RCVD notification + * which triggers the clean up procedure + */ + else if (opcode == L4_KCQE_OPCODE_VALUE_RESET_COMP) { + if (!test_and_set_bit(SK_F_CLOSING, &csk->flags)) { + csk->state = L4_KCQE_OPCODE_VALUE_RESET_RECEIVED; + return 1; + } + } return 0; } @@ -3181,10 +3194,8 @@ static void cnic_close_bnx2_conn(struct cnic_sock *csk, u32 opcode) struct cnic_local *cp = dev->cnic_priv; clear_bit(SK_F_CONNECT_START, &csk->flags); - if (cnic_ready_to_close(csk, opcode)) { - cnic_close_conn(csk); - cnic_cm_upcall(cp, csk, opcode); - } + cnic_close_conn(csk); + cnic_cm_upcall(cp, csk, opcode); } static void cnic_cm_stop_bnx2_hw(struct cnic_dev *dev) |