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2019-01-04dmg: fix binary searchyuchenlin
There is a possible hang in original binary search implementation. That is if chunk1 = 4, chunk2 = 5, chunk3 = 4, and we go else case. The chunk1 will be still 4, and so on. Signed-off-by: yuchenlin <npes87184@gmail.com> Message-id: 20190103114700.9686-2-npes87184@gmail.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2019-01-04dmg: Fixing wrong dmg block type value for block terminator.Julio Faracco
This is a trivial patch to fix a wrong value for block terminator. The old value was 0x7fffffff which is wrong. It was not affecting the code because QEMU dmg block is not handling block terminator right now. Neverthless, it should be fixed. Signed-off-by: Julio Faracco <jcfaracco@gmail.com> Reviewed-by: yuchenlin <yuchenlin@synology.com> Message-id: 20181228145055.18039-1-jcfaracco@gmail.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2019-01-03Merge remote-tracking branch ↵Peter Maydell
'remotes/palmer/tags/riscv-for-master-3.2-part1' into staging RISC-V Changes for 3.2, Part 1 This pull request contains the first set of RISC-V patches I'd like to target for the 3.2 development cycle. It's really just a collection of bug fixes with one major new feature: PCIe can now be attached to RISC-V guests. This has passed my usual test of booting the latest Linux RC into a Fedora disk image on the virt machine. # gpg: Signature made Fri 21 Dec 2018 16:01:29 GMT # gpg: using RSA key EF4CA1502CCBAB41 # gpg: Good signature from "Palmer Dabbelt <palmer@dabbelt.com>" # gpg: aka "Palmer Dabbelt <palmer@sifive.com>" # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: 00CE 76D1 8349 60DF CE88 6DF8 EF4C A150 2CCB AB41 * remotes/palmer/tags/riscv-for-master-3.2-part1: MAINTAINERS: Mark RISC-V as Supported riscv/cpu: use device_class_set_parent_realize target/riscv/pmp.c: Fix pmp_decode_napot() sifive_uart: Implement interrupt pending register RISC-V: Enable second UART on sifive_e and sifive_u RISC-V: Fix PLIC pending bitfield reads RISC-V: Fix CLINT timecmp low 32-bit writes RISC-V: Add hartid and \n to interrupt logging sifive_u: Set 'clock-frequency' DT property for SiFive UART sifive_u: Add clock DT node for GEM ethernet riscv: Enable VGA and PCIE_VGA hw/riscv/virt: Connect the gpex PCIe hw/riscv/virt: Adjust memory layout spacing hw/riscv/virt: Increase the number of interrupts Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2019-01-03Merge remote-tracking branch 'remotes/rth/tags/pull-tcg-20181226' into stagingPeter Maydell
Host support for riscv64. Dead code elimination pass. Register allocation improvements. # gpg: Signature made Tue 25 Dec 2018 20:52:34 GMT # gpg: using RSA key 64DF38E8AF7E215F # gpg: Good signature from "Richard Henderson <richard.henderson@linaro.org>" # Primary key fingerprint: 7A48 1E78 868B 4DB6 A85A 05C0 64DF 38E8 AF7E 215F * remotes/rth/tags/pull-tcg-20181226: (42 commits) tcg: Improve call argument loading tcg: Record register preferences during liveness tcg: Add TCG_OPF_BB_EXIT tcg: Split out more subroutines from liveness_pass_1 tcg: Rename and adjust liveness_pass_1 helpers tcg: Reindent parts of liveness_pass_1 tcg: Dump register preference info with liveness tcg: Improve register allocation for matching constraints tcg: Add output_pref to TCGOp tcg: Add preferred_reg argument to tcg_reg_alloc_do_movi tcg: Add preferred_reg argument to temp_sync tcg: Add preferred_reg argument to temp_load tcg: Add preferred_reg argument to tcg_reg_alloc tcg: Add reachable_code_pass tcg: Reference count labels tcg: Add TCG_CALL_NO_RETURN tcg: Renumber TCG_CALL_* flags linux-user: Add safe_syscall for riscv64 host disas/microblaze: Remove unused REG_SP macro configure: Add support for building RISC-V host ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-12-26tcg: Improve call argument loadingRichard Henderson
Free the argument register only after we have verified that the temporary is not already in that register. This case is likely now that we are back propagating the preferred register. Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Record register preferences during livenessRichard Henderson
With these preferences, we can arrange for function call arguments to be computed into the proper registers instead of requiring extra moves. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add TCG_OPF_BB_EXITRichard Henderson
Use this to notice the opcodes that exit the TB, which implies that local temps are really dead and need not be synced. Previously we so marked the true end of the TB, but that was immediately overwritten by the la_bb_end invoked by any TCG_OPF_BB_END opcode, like exit_tb. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Split out more subroutines from liveness_pass_1Richard Henderson
Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Rename and adjust liveness_pass_1 helpersRichard Henderson
No need for a "tcg_" prefix for a static function; we already have another "la_" prefix for indicating liveness analysis. Pass in nb_globals and nb_temps, as we will already have them in registers for other loops within the parent function. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Reindent parts of liveness_pass_1Richard Henderson
There are two blocks of the form if (foo) { stuff1; goto bar; } else { baz: stuff2; } which have unnecessary and confusing indentation. Remove the else and unindent stuff2. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Dump register preference info with livenessRichard Henderson
Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Improve register allocation for matching constraintsRichard Henderson
Try harder to honor the output_pref. When we're forced to allocate a second register for the input, it does not need to use the input constraint; that will be honored by the register we allocate for the output and a move is already required. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add output_pref to TCGOpRichard Henderson
Allocate storage for, but do not yet fill in, per-opcode preferences for the output operands. Pass it in to the register allocation routines for output operands. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add preferred_reg argument to tcg_reg_alloc_do_moviRichard Henderson
Pass this through to temp_sync. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add preferred_reg argument to temp_syncRichard Henderson
Pass this through to tcg_reg_alloc. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add preferred_reg argument to temp_loadRichard Henderson
Pass this through to tcg_reg_alloc. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add preferred_reg argument to tcg_reg_allocRichard Henderson
This new argument will aid register allocation by indicating how the temporary will be used in future. If the preference cannot be satisfied, fall back to the constraints of the current insn. Short circuit the preference when it cannot be satisfied or if it does not further constrain the operation. With an eye toward optimizing function call sequences, optimize for the preferred_reg set containing a single register. For the moment, all users pass 0 for preference. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add reachable_code_passRichard Henderson
Delete trivially dead code that follows unconditional branches and noreturn helpers. These can occur either via optimization or via the structure of a target's translator following an exception. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Reference count labelsRichard Henderson
Increment when adding branches, and decrement when removing them. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add TCG_CALL_NO_RETURNRichard Henderson
Remember which helpers have been marked noreturn. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Renumber TCG_CALL_* flagsRichard Henderson
Previously, the low 4 bits were used for TCG_CALL_TYPE_MASK, which was removed in 6a18ae2d2947532d5c26439548afa0481c4529f9. Reviewed-by: Emilio G. Cota <cota@braap.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26linux-user: Add safe_syscall for riscv64 hostRichard Henderson
Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26disas/microblaze: Remove unused REG_SP macroRichard Henderson
This causes a build error with debian sid, riscv64 host: disas/microblaze.c:179: error: "REG_SP" redefined [-Werror] #define REG_SP 1 /* stack pointer */ In file included from /usr/include/signal.h:306, from include/qemu/osdep.h:101, from disas/microblaze.c:36: /usr/include/riscv64-linux-gnu/sys/ucontext.h:36: note: this is the location of the previous definition # define REG_SP 2 Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26configure: Add support for building RISC-V hostAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <52160afacecc5b109dc43a412fa3e74ddd6277fb.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26disas: Add RISC-V supportAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <caa478c8987d6042434bb9582017cdf0ea192208.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg: Add RISC-V cpu signal handlerAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <c445175310fa836b61fd862a55628907f0093194.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the target init codeAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <dd6e439ab81883974b8fd91f904f6de26ab5d697.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the prologue generation and register the JITAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <c4d023127967a0217d8d1eabdf5de6c0e8f8c228.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the out op decoderAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <7c47f00cb4a9a777120456e0704b4076a5d943ab.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add direct load and store instructionsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <2e047a95c39c007c66cda024c095e29b0ac4c43e.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add slowpath load and store instructionsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <1a0a7e8f3347764f212c5efa5c07c9be17efdec6.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add branch and jump instructionsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <c356657e627168d89cb5b012b7e21e4efbbe83f3.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the add2 and sub2 instructionsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <5665a57809e32b35775e8e98fdab898853af37b8.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the out load and store instructionsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <d5d88ff29163788938368bbdbd18815d59cef6a0.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the extract instructionsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <c4d2afba46efefa9388cf3205fcedbb9a5fa411f.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the mov and movi instructionAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <bd6a45c73a67b77ddaa2fe590a6bb8ee422b9683.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the relocation functionsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <6ac4f4b0d5ea93cb0ee9a3b8b47ee9f7b3711494.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the instruction emittersAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <c740aca183675625bb9cf3ce7b9e8b9d431ca694.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the immediate encodersAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <d54dc56303fd1b0d7ed53869de2dbb59b111c7ca.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add support for the constraintsAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <dba7315e4e20e879933f72d47ccf98f1cc612b8a.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the tcg target registersAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <6e43abaa64361d57b9bc9439820d0e7701f2d47e.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26tcg/riscv: Add the tcg-target.h fileAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <a135ee1a88cd7bd08993a519d4d654da27785254.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26exec: Add RISC-V GCC poison macroAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <00d02e34f10b87fd61f8dc69ac93d1eb63df949c.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26linux-user: Add host dependency for RISC-V 64-bitAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <9d777f619840a8dd8e4f3834dcfc3bd28e052ccd.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26linux-user: Add host dependency for RISC-V 32-bitAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <76f8f9383a766dbcade883e897dec8cfef669799.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-26elf.h: Add the RISCV ELF magic numbersAlistair Francis
Signed-off-by: Alistair Francis <alistair.francis@wdc.com> Signed-off-by: Michael Clark <mjc@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <02fc0b3a733f5f08eb396bee5afd3d327941f0c9.1545246859.git.alistair.francis@wdc.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2018-12-22Merge remote-tracking branch 'remotes/marcel/tags/rdma-pull-request' into ↵Peter Maydell
staging RDMA queue * Add support for RDMA MAD * Various fixes for the pvrdma backend # gpg: Signature made Sat 22 Dec 2018 09:36:36 GMT # gpg: using RSA key 36D4C0F0CF2FE46D # gpg: Good signature from "Marcel Apfelbaum <marcel.apfelbaum@zoho.com>" # gpg: aka "Marcel Apfelbaum <marcel@redhat.com>" # gpg: aka "Marcel Apfelbaum <marcel.apfelbaum@gmail.com>" # gpg: WARNING: This key is not certified with sufficiently trusted signatures! # gpg: It is not certain that the signature belongs to the owner. # Primary key fingerprint: B1C6 3A57 F92E 08F2 640F 31F5 36D4 C0F0 CF2F E46D * remotes/marcel/tags/rdma-pull-request: (31 commits) pvrdma: check return value from pvrdma_idx_ring_has_ routines rdma: remove unused VENDOR_ERR_NO_SGE macro pvrdma: release ring object in case of an error pvrdma: check number of pages when creating rings pvrdma: add uar_read routine rdma: check num_sge does not exceed MAX_SGE pvrdma: release device resources in case of an error docs: Update pvrdma device documentation hw/rdma: Do not call rdma_backend_del_gid on an empty gid hw/rdma: Do not use bitmap_zero_extend to free bitmap hw/pvrdma: Clean device's resource when system is shutdown vl: Introduce shutdown_notifiers hw/rdma: Remove unneeded code that handles more that one port hw/pvrdma: Fill error code in command's response hw/pvrdma: Fill all CQE fields hw/pvrdma: Make device state depend on Ethernet function state hw/rdma: Initialize node_guid from vmxnet3 mac address hw/pvrdma: Make sure PCI function 0 is vmxnet3 vmxnet3: Move some definitions to header file hw/pvrdma: Add support to allow guest to configure GID table ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2018-12-22pvrdma: check return value from pvrdma_idx_ring_has_ routinesPrasad J Pandit
pvrdma_idx_ring_has_[data/space] routines also return invalid index PVRDMA_INVALID_IDX[=-1], if ring has no data/space. Check return value from these routines to avoid plausible infinite loops. Reported-by: Li Qiang <liq3ea@163.com> Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
2018-12-22rdma: remove unused VENDOR_ERR_NO_SGE macroPrasad J Pandit
With commit 4481985c (rdma: check num_sge does not exceed MAX_SGE) macro VENDOR_ERR_NO_SGE is no longer in use - delete it. Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
2018-12-22pvrdma: release ring object in case of an errorPrasad J Pandit
create_cq and create_qp routines allocate ring object, but it's not released in case of an error, leading to memory leakage. Reported-by: Li Qiang <liq3ea@163.com> Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>