PATH:
usr
/
include
/
linux
#ifndef _LINUX_FUTEX_H #define _LINUX_FUTEX_H #include <linux/types.h> /* Second argument to futex syscall */ #define FUTEX_WAIT 0 #define FUTEX_WAKE 1 #define FUTEX_FD 2 #define FUTEX_REQUEUE 3 #define FUTEX_CMP_REQUEUE 4 #define FUTEX_WAKE_OP 5 #define FUTEX_LOCK_PI 6 #define FUTEX_UNLOCK_PI 7 #define FUTEX_TRYLOCK_PI 8 #define FUTEX_WAIT_BITSET 9 #define FUTEX_WAKE_BITSET 10 #define FUTEX_WAIT_REQUEUE_PI 11 #define FUTEX_CMP_REQUEUE_PI 12 #define FUTEX_PRIVATE_FLAG 128 #define FUTEX_CLOCK_REALTIME 256 #define FUTEX_CMD_MASK ~(FUTEX_PRIVATE_FLAG | FUTEX_CLOCK_REALTIME) #define FUTEX_WAIT_PRIVATE (FUTEX_WAIT | FUTEX_PRIVATE_FLAG) #define FUTEX_WAKE_PRIVATE (FUTEX_WAKE | FUTEX_PRIVATE_FLAG) #define FUTEX_REQUEUE_PRIVATE (FUTEX_REQUEUE | FUTEX_PRIVATE_FLAG) #define FUTEX_CMP_REQUEUE_PRIVATE (FUTEX_CMP_REQUEUE | FUTEX_PRIVATE_FLAG) #define FUTEX_WAKE_OP_PRIVATE (FUTEX_WAKE_OP | FUTEX_PRIVATE_FLAG) #define FUTEX_LOCK_PI_PRIVATE (FUTEX_LOCK_PI | FUTEX_PRIVATE_FLAG) #define FUTEX_UNLOCK_PI_PRIVATE (FUTEX_UNLOCK_PI | FUTEX_PRIVATE_FLAG) #define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG) #define FUTEX_WAIT_BITSET_PRIVATE (FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG) #define FUTEX_WAKE_BITSET_PRIVATE (FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG) #define FUTEX_WAIT_REQUEUE_PI_PRIVATE (FUTEX_WAIT_REQUEUE_PI | \ FUTEX_PRIVATE_FLAG) #define FUTEX_CMP_REQUEUE_PI_PRIVATE (FUTEX_CMP_REQUEUE_PI | \ FUTEX_PRIVATE_FLAG) /* * Support for robust futexes: the kernel cleans up held futexes at * thread exit time. */ /* * Per-lock list entry - embedded in user-space locks, somewhere close * to the futex field. (Note: user-space uses a double-linked list to * achieve O(1) list add and remove, but the kernel only needs to know * about the forward link) * * NOTE: this structure is part of the syscall ABI, and must not be * changed. */ struct robust_list { struct robust_list *next; }; /* * Per-thread list head: * * NOTE: this structure is part of the syscall ABI, and must only be * changed if the change is first communicated with the glibc folks. * (When an incompatible change is done, we'll increase the structure * size, which glibc will detect) */ struct robust_list_head { /* * The head of the list. Points back to itself if empty: */ struct robust_list list; /* * This relative offset is set by user-space, it gives the kernel * the relative position of the futex field to examine. This way * we keep userspace flexible, to freely shape its data-structure, * without hardcoding any particular offset into the kernel: */ long futex_offset; /* * The death of the thread may race with userspace setting * up a lock's links. So to handle this race, userspace first * sets this field to the address of the to-be-taken lock, * then does the lock acquire, and then adds itself to the * list, and then clears this field. Hence the kernel will * always have full knowledge of all locks that the thread * _might_ have taken. We check the owner TID in any case, * so only truly owned locks will be handled. */ struct robust_list *list_op_pending; }; /* * Are there any waiters for this robust futex: */ #define FUTEX_WAITERS 0x80000000 /* * The kernel signals via this bit that a thread holding a futex * has exited without unlocking the futex. The kernel also does * a FUTEX_WAKE on such futexes, after setting the bit, to wake * up any possible waiters: */ #define FUTEX_OWNER_DIED 0x40000000 /* * The rest of the robust-futex field is for the TID: */ #define FUTEX_TID_MASK 0x3fffffff /* * This limit protects against a deliberately circular list. * (Not worth introducing an rlimit for it) */ #define ROBUST_LIST_LIMIT 2048 /* * bitset with all bits set for the FUTEX_xxx_BITSET OPs to request a * match of any bit. */ #define FUTEX_BITSET_MATCH_ANY 0xffffffff #define FUTEX_OP_SET 0 /* *(int *)UADDR2 = OPARG; */ #define FUTEX_OP_ADD 1 /* *(int *)UADDR2 += OPARG; */ #define FUTEX_OP_OR 2 /* *(int *)UADDR2 |= OPARG; */ #define FUTEX_OP_ANDN 3 /* *(int *)UADDR2 &= ~OPARG; */ #define FUTEX_OP_XOR 4 /* *(int *)UADDR2 ^= OPARG; */ #define FUTEX_OP_OPARG_SHIFT 8 /* Use (1 << OPARG) instead of OPARG. */ #define FUTEX_OP_CMP_EQ 0 /* if (oldval == CMPARG) wake */ #define FUTEX_OP_CMP_NE 1 /* if (oldval != CMPARG) wake */ #define FUTEX_OP_CMP_LT 2 /* if (oldval < CMPARG) wake */ #define FUTEX_OP_CMP_LE 3 /* if (oldval <= CMPARG) wake */ #define FUTEX_OP_CMP_GT 4 /* if (oldval > CMPARG) wake */ #define FUTEX_OP_CMP_GE 5 /* if (oldval >= CMPARG) wake */ /* FUTEX_WAKE_OP will perform atomically int oldval = *(int *)UADDR2; *(int *)UADDR2 = oldval OP OPARG; if (oldval CMP CMPARG) wake UADDR2; */ #define FUTEX_OP(op, oparg, cmp, cmparg) \ (((op & 0xf) << 28) | ((cmp & 0xf) << 24) \ | ((oparg & 0xfff) << 12) | (cmparg & 0xfff)) #endif /* _LINUX_FUTEX_H */
[+]
..
[-] sysinfo.h
[edit]
[-] mroute.h
[edit]
[-] if_eql.h
[edit]
[-] serial_core.h
[edit]
[-] membarrier.h
[edit]
[-] sched.h
[edit]
[-] mei.h
[edit]
[-] bfs_fs.h
[edit]
[-] atmlec.h
[edit]
[-] v4l2-mediabus.h
[edit]
[-] videodev2.h
[edit]
[-] screen_info.h
[edit]
[-] if_slip.h
[edit]
[-] uuid.h
[edit]
[-] version.h
[edit]
[-] ipv6_route.h
[edit]
[-] ixjuser.h
[edit]
[-] pkt_cls.h
[edit]
[-] atm_he.h
[edit]
[-] raw.h
[edit]
[-] msdos_fs.h
[edit]
[-] mman.h
[edit]
[-] aio_abi.h
[edit]
[-] reboot.h
[edit]
[-] snmp.h
[edit]
[-] atm_eni.h
[edit]
[-] netfilter_bridge.h
[edit]
[-] patchkey.h
[edit]
[-] string.h
[edit]
[-] socket.h
[edit]
[+]
spi
[-] auxvec.h
[edit]
[-] sockios.h
[edit]
[-] keyboard.h
[edit]
[-] scc.h
[edit]
[-] dn.h
[edit]
[-] unistd.h
[edit]
[-] oom.h
[edit]
[-] pkt_sched.h
[edit]
[-] if_phonet.h
[edit]
[+]
byteorder
[-] if_arcnet.h
[edit]
[+]
caif
[-] fd.h
[edit]
[-] radeonfb.h
[edit]
[-] qnx4_fs.h
[edit]
[-] nfs2.h
[edit]
[-] magic.h
[edit]
[-] target_core_user.h
[edit]
[-] atm_zatm.h
[edit]
[-] pci.h
[edit]
[-] nfsacl.h
[edit]
[-] if_packet.h
[edit]
[-] arcfb.h
[edit]
[-] nfs_mount.h
[edit]
[-] fib_rules.h
[edit]
[-] atmsap.h
[edit]
[+]
dvb
[-] cciss_defs.h
[edit]
[+]
netfilter_ipv6
[-] atmdev.h
[edit]
[-] kexec.h
[edit]
[-] ipc.h
[edit]
[-] sock_diag.h
[edit]
[+]
wimax
[-] serial.h
[edit]
[-] if_link.h
[edit]
[-] route.h
[edit]
[-] if_bonding.h
[edit]
[-] auto_fs.h
[edit]
[-] pg.h
[edit]
[-] l2tp.h
[edit]
[-] perf_event.h
[edit]
[-] tcp_metrics.h
[edit]
[-] v4l2-controls.h
[edit]
[-] personality.h
[edit]
[-] dcbnl.h
[edit]
[-] netfilter_arp.h
[edit]
[-] toshiba.h
[edit]
[-] memfd.h
[edit]
[-] resource.h
[edit]
[-] tipc.h
[edit]
[-] virtio_vsock.h
[edit]
[-] atm_tcp.h
[edit]
[-] cn_proc.h
[edit]
[-] utime.h
[edit]
[-] nbd.h
[edit]
[-] netfilter_ipv6.h
[edit]
[-] meye.h
[edit]
[-] gfs2_ondisk.h
[edit]
[-] som.h
[edit]
[-] ncp_mount.h
[edit]
[-] coda.h
[edit]
[-] hw_breakpoint.h
[edit]
[-] shm.h
[edit]
[-] wanrouter.h
[edit]
[-] kernel-page-flags.h
[edit]
[-] auto_fs4.h
[edit]
[-] ppp_defs.h
[edit]
[-] tty.h
[edit]
[-] sysctl.h
[edit]
[-] joystick.h
[edit]
[-] ip.h
[edit]
[-] jffs2.h
[edit]
[-] nfs3.h
[edit]
[-] if_infiniband.h
[edit]
[-] agpgart.h
[edit]
[+]
raid
[-] blkpg.h
[edit]
[-] virtio_ids.h
[edit]
[-] udp.h
[edit]
[-] swab.h
[edit]
[-] romfs_fs.h
[edit]
[-] fb.h
[edit]
[-] kvm_para.h
[edit]
[-] btrfs.h
[edit]
[-] efs_fs_sb.h
[edit]
[-] xfrm.h
[edit]
[-] iso_fs.h
[edit]
[-] serial_reg.h
[edit]
[-] virtio_gpu.h
[edit]
[-] sound.h
[edit]
[-] errno.h
[edit]
[-] kernelcapi.h
[edit]
[-] net_tstamp.h
[edit]
[-] isdnif.h
[edit]
[-] hiddev.h
[edit]
[-] ncp_fs.h
[edit]
[-] hdlc.h
[edit]
[-] fcntl.h
[edit]
[-] if.h
[edit]
[-] minix_fs.h
[edit]
[-] hdreg.h
[edit]
[-] virtio_9p.h
[edit]
[-] coff.h
[edit]
[-] elf-em.h
[edit]
[-] mqueue.h
[edit]
[+]
tc_ematch
[-] gameport.h
[edit]
[-] if_ether.h
[edit]
[-] if_addrlabel.h
[edit]
[-] ife.h
[edit]
[-] isdn_divertif.h
[edit]
[-] rds.h
[edit]
[-] fdreg.h
[edit]
[-] pmu.h
[edit]
[-] cuda.h
[edit]
[-] stat.h
[edit]
[-] virtio_net.h
[edit]
[-] posix_types.h
[edit]
[-] cyclades.h
[edit]
[-] baycom.h
[edit]
[-] ipv6.h
[edit]
[-] net_dropmon.h
[edit]
[-] ipmi_msgdefs.h
[edit]
[+]
netfilter_arp
[-] v4l2-subdev.h
[edit]
[-] vsockmon.h
[edit]
[-] neighbour.h
[edit]
[-] sctp.h
[edit]
[-] atmppp.h
[edit]
[-] usbdevice_fs.h
[edit]
[-] dm-ioctl.h
[edit]
[-] netconf.h
[edit]
[-] v4l2-dv-timings.h
[edit]
[-] chio.h
[edit]
[-] msg.h
[edit]
[+]
netfilter_ipv4
[-] netlink.h
[edit]
[-] genetlink.h
[edit]
[-] cgroupstats.h
[edit]
[-] i8k.h
[edit]
[-] cciss_ioctl.h
[edit]
[-] major.h
[edit]
[-] nfs_fs.h
[edit]
[-] rfkill.h
[edit]
[-] atm.h
[edit]
[-] fuse.h
[edit]
[-] fsl_hypervisor.h
[edit]
[-] atalk.h
[edit]
[-] ivtv.h
[edit]
[-] nfs4_mount.h
[edit]
[-] pps.h
[edit]
[-] nubus.h
[edit]
[-] ethtool.h
[edit]
[-] hpet.h
[edit]
[-] atmmpc.h
[edit]
[-] fou.h
[edit]
[-] dccp.h
[edit]
[-] if_pppox.h
[edit]
[-] media.h
[edit]
[-] dm-log-userspace.h
[edit]
[-] ndctl.h
[edit]
[-] wmi.h
[edit]
[-] timex.h
[edit]
[-] mii.h
[edit]
[-] kd.h
[edit]
[-] if_pppol2tp.h
[edit]
[-] uinput.h
[edit]
[-] time.h
[edit]
[-] fadvise.h
[edit]
[-] phonet.h
[edit]
[-] dlm_device.h
[edit]
[-] bpf_perf_event.h
[edit]
[-] quota.h
[edit]
[-] ppdev.h
[edit]
[-] ivtvfb.h
[edit]
[-] if_plip.h
[edit]
[-] net_namespace.h
[edit]
[-] ipmi.h
[edit]
[-] vhost.h
[edit]
[-] v4l2-common.h
[edit]
[-] ultrasound.h
[edit]
[-] lp.h
[edit]
[-] wireless.h
[edit]
[-] keyctl.h
[edit]
[-] atm_idt77105.h
[edit]
[-] bt-bmc.h
[edit]
[-] netrom.h
[edit]
[-] rtc.h
[edit]
[-] types.h
[edit]
[-] qnxtypes.h
[edit]
[-] affs_hardblocks.h
[edit]
[-] if_ppp.h
[edit]
[-] prctl.h
[edit]
[-] firewire-cdev.h
[edit]
[-] sdla.h
[edit]
[-] atmbr2684.h
[edit]
[-] falloc.h
[edit]
[-] connector.h
[edit]
[+]
mmc
[-] rtnetlink.h
[edit]
[-] tty_flags.h
[edit]
[-] bpf.h
[edit]
[-] watchdog.h
[edit]
[-] bsg.h
[edit]
[-] kernel.h
[edit]
[-] reiserfs_fs.h
[edit]
[+]
can
[-] selinux_netlink.h
[edit]
[-] hdlcdrv.h
[edit]
[-] filter.h
[edit]
[-] hidraw.h
[edit]
[-] icmp.h
[edit]
[-] uio.h
[edit]
[-] if_ltalk.h
[edit]
[-] ppp-ioctl.h
[edit]
[-] vtpm_proxy.h
[edit]
[-] elfcore.h
[edit]
[-] limits.h
[edit]
[-] if_tunnel.h
[edit]
[-] if_fddi.h
[edit]
[-] uvcvideo.h
[edit]
[-] ioctl.h
[edit]
[-] capi.h
[edit]
[-] nvme_ioctl.h
[edit]
[-] dlm.h
[edit]
[-] tiocl.h
[edit]
[-] inotify.h
[edit]
[-] poll.h
[edit]
[-] rose.h
[edit]
[-] if_hippi.h
[edit]
[-] matroxfb.h
[edit]
[-] i2o-dev.h
[edit]
[-] tipc_config.h
[edit]
[-] ipsec.h
[edit]
[-] dlm_netlink.h
[edit]
[-] serio.h
[edit]
[-] cdrom.h
[edit]
[-] fanotify.h
[edit]
[-] virtio_blk.h
[edit]
[-] atmioc.h
[edit]
[-] securebits.h
[edit]
[-] bpf_common.h
[edit]
[-] if_team.h
[edit]
[-] omapfb.h
[edit]
[-] pktcdvd.h
[edit]
[-] phantom.h
[edit]
[-] atmapi.h
[edit]
[-] hyperv.h
[edit]
[-] stddef.h
[edit]
[-] vt.h
[edit]
[-] cycx_cfm.h
[edit]
[-] parport.h
[edit]
[-] ptrace.h
[edit]
[-] nfs.h
[edit]
[-] if_bridge.h
[edit]
[+]
netfilter_bridge
[-] unix_diag.h
[edit]
[-] times.h
[edit]
[-] n_r3964.h
[edit]
[-] nl80211.h
[edit]
[-] kvm.h
[edit]
[-] virtio_ring.h
[edit]
[-] bpqether.h
[edit]
[-] ip6_tunnel.h
[edit]
[-] sem.h
[edit]
[-] llc.h
[edit]
[-] omap3isp.h
[edit]
[-] virtio_types.h
[edit]
[-] xattr.h
[edit]
[-] netfilter.h
[edit]
[-] edd.h
[edit]
[-] inet_diag.h
[edit]
[-] vfio.h
[edit]
[-] un.h
[edit]
[-] termios.h
[edit]
[+]
usb
[-] firewire-constants.h
[edit]
[-] nfs4.h
[edit]
[-] atmclip.h
[edit]
[-] devlink.h
[edit]
[-] ip_vs.h
[edit]
[-] nfc.h
[edit]
[-] flat.h
[edit]
[-] elf.h
[edit]
[-] if_x25.h
[edit]
[-] mdio.h
[edit]
[-] isdn_ppp.h
[edit]
[+]
isdn
[-] cm4000_cs.h
[edit]
[-] nvram.h
[edit]
[-] param.h
[edit]
[-] dlm_plock.h
[edit]
[-] virtio_balloon.h
[edit]
[-] telephony.h
[edit]
[-] dlmconstants.h
[edit]
[-] tcp.h
[edit]
[-] futex.h
[edit]
[-] virtio_scsi.h
[edit]
[-] net.h
[edit]
[-] sonypi.h
[edit]
[-] wait.h
[edit]
[-] apm_bios.h
[edit]
[-] if_macsec.h
[edit]
[+]
hsi
[-] gigaset_dev.h
[edit]
[-] capability.h
[edit]
[-] errqueue.h
[edit]
[+]
netfilter
[-] a.out.h
[edit]
[-] utsname.h
[edit]
[-] gen_stats.h
[edit]
[-] kdev_t.h
[edit]
[-] if_vlan.h
[edit]
[-] lwtunnel.h
[edit]
[-] uhid.h
[edit]
[-] i2c-dev.h
[edit]
[-] wimax.h
[edit]
[-] openvswitch.h
[edit]
[-] virtio_input.h
[edit]
[-] sonet.h
[edit]
[+]
hdlc
[-] ppp-comp.h
[edit]
[-] veth.h
[edit]
[-] atmsvc.h
[edit]
[-] netlink_diag.h
[edit]
[-] hid.h
[edit]
[-] const.h
[edit]
[-] psample.h
[edit]
[-] vm_sockets.h
[edit]
[-] i2c.h
[edit]
[-] synclink.h
[edit]
[-] if_arp.h
[edit]
[-] pfkeyv2.h
[edit]
[-] virtio_config.h
[edit]
[-] if_fc.h
[edit]
[-] eventpoll.h
[edit]
[-] binfmts.h
[edit]
[-] soundcard.h
[edit]
[-] in6.h
[edit]
[-] b1lli.h
[edit]
[-] suspend_ioctls.h
[edit]
[-] loop.h
[edit]
[-] seccomp.h
[edit]
[-] blktrace_api.h
[edit]
[-] adfs_fs.h
[edit]
[-] netdevice.h
[edit]
[-] virtio_console.h
[edit]
[-] dqblk_xfs.h
[edit]
[-] netfilter_decnet.h
[edit]
[-] mmtimer.h
[edit]
[-] can.h
[edit]
[-] adb.h
[edit]
[-] acct.h
[edit]
[-] ax25.h
[edit]
[-] coda_psdev.h
[edit]
[-] elf-fdpic.h
[edit]
[-] virtio_rng.h
[edit]
[-] signal.h
[edit]
[-] libc-compat.h
[edit]
[-] taskstats.h
[edit]
[-] ncp_no.h
[edit]
[-] ipx.h
[edit]
[-] userfaultfd.h
[edit]
[-] mempolicy.h
[edit]
[-] icmpv6.h
[edit]
[-] atmarp.h
[edit]
[-] if_frad.h
[edit]
[-] signalfd.h
[edit]
[-] irda.h
[edit]
[-] fiemap.h
[edit]
[-] virtio_pci.h
[edit]
[-] if_cablemodem.h
[edit]
[-] in_route.h
[edit]
[-] mpls.h
[edit]
[-] input.h
[edit]
[-] nfs_idmap.h
[edit]
[-] cramfs_fs.h
[edit]
[-] ptp_clock.h
[edit]
[-] audit.h
[edit]
[-] if_tun.h
[edit]
[-] igmp.h
[edit]
[-] if_alg.h
[edit]
[-] random.h
[edit]
[-] netfilter_ipv4.h
[edit]
[-] atm_nicstar.h
[edit]
[-] packet_diag.h
[edit]
[-] x25.h
[edit]
[+]
tc_act
[-] in.h
[edit]
[-] irqnr.h
[edit]
[-] ncp.h
[edit]
[-] reiserfs_xattr.h
[edit]
[+]
iio
[-] fs.h
[edit]
[-] map_to_7segment.h
[edit]
[+]
sunrpc
[-] if_addr.h
[edit]
[-] mtio.h
[edit]
[+]
nfsd
[-] hysdn_if.h
[edit]
[-] pci_regs.h
[edit]
[-] mroute6.h
[edit]
[-] isdn.h
[edit]
[-] udf_fs_i.h
[edit]