- 03 9月, 2013 6 次提交
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由 Naresh Gottumukkala 提交于
Create_CQ verb doesn't provide a PD pointer. So, until now we are creating all (both userspace and kernel) CQ DB regions from PD0. This will result in mmapping PD0 to applications. A rogue userspace application can mess things up. Also more serious issues is even the be2net NIC uses PD0. This patch addresses this problem by: 1) Create a PD page for every userspace application when the alloc_ucontext is called. This will be destroyed in dealloc_ucontext. 2) All CQs for that context will use the PD allocated in ucontext. 3) The first create_PD call from application will result in returning the PD address from its ucontext (no new PD will be created). 4) For subsecquent create_pd calls from application, we create new PDs for the application. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
1) Fixed setting FR_MR bit for FRWR stag allocation 2) Access rights are passsed during FRWR stage and not during STAT allocation stage 3) FRWR WQE structure cleanup 4) Add QP level signaled bit. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
1) All RQ doorbells are handled by ERX2 and doorbell->num_posted offset is constant to bit offset 24 for ERX2 irrspective of Q id. 2) Fixed RESET to INIT state change (from ERR->RST->INIT->RTR case). Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
Also increase MAX AH to 512. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
Also get the max_srq value from query_config mailbox response. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
1) Fix ocrdma_get_num_posted_shift for upto 128 QPs. 2) Create for min of dev->max_wqe and requested wqe in create_qp. 3) As part of creating ird queue, populate with basic header templates. 4) Make sure all the DB memory allocated to userspace are page aligned. 5) Fix issue in checking the mmap local cache. 6) Some code cleanup. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 13 8月, 2013 4 次提交
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由 Naresh Gottumukkala 提交于
1) In post recv, don't ring the DB doorbell if the QP is in RTR state. Cache the DB calls, until the QP is moved to RTS state. 2) Add max_rd_sge support to dev->attr. 3) Code cleanup in alloc_pd path. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
Remove QP state machine in ocrdma low-level driver and use on the core IB stack's instead. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
Remove redundant dev reference from structures: 1) ocrdma_cq. 2) ocrdma_ah. 3) ocrdma_hw_mr. 4) ocrdma_mw. 5) ocrdma_srq. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
Code cleanup and remove redundant code: 1) redundant initialization removed 2) braces changed as per CodingStyle. 3) redundant checks removed 4) extra braces in return statements removed. 5) removed unused pd pointer from mr. 6) reorganized get_dma_mr() 7) fixed set_av() to return error on invalid sgid index. 8) reference to ocrdma_dev removed from struct ocrdma_pd. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 31 7月, 2013 1 次提交
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由 Dan Carpenter 提交于
A grab bag of places which don't properly initialize stack data. I removed one place which cleared ".rsvd" because it's not needed now that I have added a memset() earlier in the function. Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 20 6月, 2013 4 次提交
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由 Naresh Gottumukkala 提交于
Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
Fix post_send to set the bad_wr in error case. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Naresh Gottumukkala 提交于
Remove private macro ocrdma_err and replace with standard pr_err. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Gottumukkala, Naresh 提交于
Remove use_cnt. Rely on IB midlayer to keep track of the use count. Signed-off-by: NNaresh Gottumukkala <bgottumukkala@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 15 9月, 2012 1 次提交
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由 Parav Pandit 提交于
Fix CQE expansion of unsignaled WQE -- don't expand the CQE when the WQE index of the completed CQE matches with last pending WQE (tail) in the queue. Signed-off-by: NParav Pandit <parav.pandit@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 28 7月, 2012 1 次提交
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由 Roland Dreier 提交于
It looks like one check was accidentally duplicated, and the other 3 checks were left out. This was detected by scripts/coccinelle/tests/doubletest.cocci: drivers/infiniband/hw/ocrdma/ocrdma_verbs.c:895:6-54: duplicated argument to && or || Reported-by: NFengguang Wu <fengguang.wu@intel.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 08 7月, 2012 1 次提交
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由 Roland Dreier 提交于
We want to set attr->max_srq_sge to dev->attr.max_srq_sge, not to itself. This was detected by Coverity (CID 709210). Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 15 6月, 2012 1 次提交
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由 Dan Carpenter 提交于
The dev->sgid_tbl[] array is allocated in ocrdma_alloc_resources(). It has OCRDMA_MAX_SGID elements so the test here is off by one. Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 12 6月, 2012 2 次提交
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由 Parav Pandit 提交于
Fix RQ/SRQ error CQE polling. Return error CQE to consumer for error case which was not returned previously. Signed-off-by: NParav Pandit <parav.pandit@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Mahesh Vardhamanaiah 提交于
Fix max sge calculation for sq, rq, srq for all hardware types. Signed-off-by: NMahesh Vardhamanaiah <mahesh.vardhamanaiah@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 30 5月, 2012 1 次提交
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由 Parav Pandit 提交于
Correct queue free count math for SQ, RQ for all hardware type. Update user-kernel ABI interface. Signed-off-by: NParav Pandit <parav.pandit@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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- 09 5月, 2012 5 次提交
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由 Dan Carpenter 提交于
We only need to disable the IRQs one time. Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com> [ Rename "wq_flags" to more conventional "flags." - Roland ] Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Dan Carpenter 提交于
The ocrdma_alloc_lkey() function never returns NULL pointers -- it returns ERR_PTRs. Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Roland Dreier 提交于
Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Roland Dreier 提交于
First, fix drivers/infiniband/hw/ocrdma/ocrdma_verbs.c: In function 'ocrdma_alloc_pd': drivers/infiniband/hw/ocrdma/ocrdma_verbs.c:371:17: warning: 'dpp_page_addr' may be used uninitialized in this function [-Wuninitialized] drivers/infiniband/hw/ocrdma/ocrdma_verbs.c:337:6: note: 'dpp_page_addr' was declared here which seems that it may border on a bug (the call to ocrdma_del_mmap() might conceivably do bad things if pd->dpp_enabled is not set and dpp_page_addr ends up with just the wrong value). Also take care of: drivers/infiniband/hw/ocrdma/ocrdma_hw.c: In function 'ocrdma_init_hw': drivers/infiniband/hw/ocrdma/ocrdma_hw.c:2587:5: warning: 'status' may be used uninitialized in this function [-Wuninitialized] drivers/infiniband/hw/ocrdma/ocrdma_hw.c:2549:17: note: 'status' was declared here which is only real if num_eq == 0, which should be impossible. Signed-off-by: NRoland Dreier <roland@purestorage.com>
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由 Parav Pandit 提交于
Signed-off-by: NParav Pandit <parav.pandit@emulex.com> Signed-off-by: NRoland Dreier <roland@purestorage.com>
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