Server IP : 104.21.38.3 / Your IP : 104.23.175.160 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142-generic/include/rdma/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* * Copyright(c) 2016 - 2018 Intel Corporation. */ #ifndef DEF_RDMAVT_INCCQ_H #define DEF_RDMAVT_INCCQ_H #include <linux/kthread.h> #include <rdma/ib_user_verbs.h> #include <rdma/ib_verbs.h> /* * Define an ib_cq_notify value that is not valid so we know when CQ * notifications are armed. */ #define RVT_CQ_NONE (IB_CQ_NEXT_COMP + 1) /* * Define read macro that apply smp_load_acquire memory barrier * when reading indice of circular buffer that mmaped to user space. */ #define RDMA_READ_UAPI_ATOMIC(member) smp_load_acquire(&(member).val) /* * Define write macro that uses smp_store_release memory barrier * when writing indice of circular buffer that mmaped to user space. */ #define RDMA_WRITE_UAPI_ATOMIC(member, x) smp_store_release(&(member).val, x) #include <rdma/rvt-abi.h> /* * This structure is used to contain the head pointer, tail pointer, * and completion queue entries as a single memory allocation so * it can be mmap'ed into user space. */ struct rvt_k_cq_wc { u32 head; /* index of next entry to fill */ u32 tail; /* index of next ib_poll_cq() entry */ struct ib_wc kqueue[]; }; /* * The completion queue structure. */ struct rvt_cq { struct ib_cq ibcq; struct work_struct comptask; spinlock_t lock; /* protect changes in this struct */ u8 notify; u8 triggered; u8 cq_full; int comp_vector_cpu; struct rvt_dev_info *rdi; struct rvt_cq_wc *queue; struct rvt_mmap_info *ip; struct rvt_k_cq_wc *kqueue; }; static inline struct rvt_cq *ibcq_to_rvtcq(struct ib_cq *ibcq) { return container_of(ibcq, struct rvt_cq, ibcq); } bool rvt_cq_enter(struct rvt_cq *cq, struct ib_wc *entry, bool solicited); #endif /* DEF_RDMAVT_INCCQH */