1
0
mirror of https://github.com/golang/go synced 2024-10-03 15:31:22 -06:00
go/src/pkg/runtime/defs_linux.go
Dmitriy Vyukov 49e0300854 runtime: integrated network poller for linux
vs tip:
BenchmarkTCP4OneShot                    172994        40485  -76.60%
BenchmarkTCP4OneShot-2                   96581        30028  -68.91%
BenchmarkTCP4OneShot-4                   52615        18454  -64.93%
BenchmarkTCP4OneShot-8                   26351        12289  -53.36%
BenchmarkTCP4OneShot-16                  12258        16093  +31.29%
BenchmarkTCP4OneShot-32                  13200        17045  +29.13%

BenchmarkTCP4OneShotTimeout             124814        42932  -65.60%
BenchmarkTCP4OneShotTimeout-2            99090        29040  -70.69%
BenchmarkTCP4OneShotTimeout-4            51860        18455  -64.41%
BenchmarkTCP4OneShotTimeout-8            26100        12073  -53.74%
BenchmarkTCP4OneShotTimeout-16           12198        16654  +36.53%
BenchmarkTCP4OneShotTimeout-32           13438        17143  +27.57%

BenchmarkTCP4Persistent                 115647         7782  -93.27%
BenchmarkTCP4Persistent-2                58024         4808  -91.71%
BenchmarkTCP4Persistent-4                24715         3674  -85.13%
BenchmarkTCP4Persistent-8                16431         2407  -85.35%
BenchmarkTCP4Persistent-16                2336         1875  -19.73%
BenchmarkTCP4Persistent-32                1689         1637   -3.08%

BenchmarkTCP4PersistentTimeout           79754         7859  -90.15%
BenchmarkTCP4PersistentTimeout-2         57708         5952  -89.69%
BenchmarkTCP4PersistentTimeout-4         26907         3823  -85.79%
BenchmarkTCP4PersistentTimeout-8         15036         2567  -82.93%
BenchmarkTCP4PersistentTimeout-16         2507         1903  -24.09%
BenchmarkTCP4PersistentTimeout-32         1717         1627   -5.24%

vs old scheduler:
benchmark                           old ns/op    new ns/op    delta
BenchmarkTCPOneShot                    192244        40485  -78.94%
BenchmarkTCPOneShot-2                   63835        30028  -52.96%
BenchmarkTCPOneShot-4                   35443        18454  -47.93%
BenchmarkTCPOneShot-8                   22140        12289  -44.49%
BenchmarkTCPOneShot-16                  16930        16093   -4.94%
BenchmarkTCPOneShot-32                  16719        17045   +1.95%

BenchmarkTCPOneShotTimeout             190495        42932  -77.46%
BenchmarkTCPOneShotTimeout-2            64828        29040  -55.20%
BenchmarkTCPOneShotTimeout-4            34591        18455  -46.65%
BenchmarkTCPOneShotTimeout-8            21989        12073  -45.10%
BenchmarkTCPOneShotTimeout-16           16848        16654   -1.15%
BenchmarkTCPOneShotTimeout-32           16796        17143   +2.07%

BenchmarkTCPPersistent                  81670         7782  -90.47%
BenchmarkTCPPersistent-2                26598         4808  -81.92%
BenchmarkTCPPersistent-4                15633         3674  -76.50%
BenchmarkTCPPersistent-8                18093         2407  -86.70%
BenchmarkTCPPersistent-16               17472         1875  -89.27%
BenchmarkTCPPersistent-32                7679         1637  -78.68%

BenchmarkTCPPersistentTimeout           83186         7859  -90.55%
BenchmarkTCPPersistentTimeout-2         26883         5952  -77.86%
BenchmarkTCPPersistentTimeout-4         15776         3823  -75.77%
BenchmarkTCPPersistentTimeout-8         18180         2567  -85.88%
BenchmarkTCPPersistentTimeout-16        17454         1903  -89.10%
BenchmarkTCPPersistentTimeout-32         7798         1627  -79.14%

R=golang-dev, iant, bradfitz, dave, rsc
CC=golang-dev
https://golang.org/cl/7579044
2013-03-14 19:06:35 +04:00

124 lines
2.8 KiB
Go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build ignore
/*
Input to cgo -cdefs
GOARCH=amd64 go tool cgo -cdefs defs_linux.go defs1_linux.go >defs_linux_amd64.h
*/
package runtime
/*
// Linux glibc and Linux kernel define different and conflicting
// definitions for struct sigaction, struct timespec, etc.
// We want the kernel ones, which are in the asm/* headers.
// But then we'd get conflicts when we include the system
// headers for things like ucontext_t, so that happens in
// a separate file, defs1.go.
#include <asm/posix_types.h>
#define size_t __kernel_size_t
#include <asm/signal.h>
#include <asm/siginfo.h>
#include <asm/mman.h>
#include <asm-generic/errno.h>
#include <asm-generic/poll.h>
#include <linux/eventpoll.h>
*/
import "C"
const (
EINTR = C.EINTR
EAGAIN = C.EAGAIN
ENOMEM = C.ENOMEM
PROT_NONE = C.PROT_NONE
PROT_READ = C.PROT_READ
PROT_WRITE = C.PROT_WRITE
PROT_EXEC = C.PROT_EXEC
MAP_ANON = C.MAP_ANONYMOUS
MAP_PRIVATE = C.MAP_PRIVATE
MAP_FIXED = C.MAP_FIXED
MADV_DONTNEED = C.MADV_DONTNEED
SA_RESTART = C.SA_RESTART
SA_ONSTACK = C.SA_ONSTACK
SA_RESTORER = C.SA_RESTORER
SA_SIGINFO = C.SA_SIGINFO
SIGHUP = C.SIGHUP
SIGINT = C.SIGINT
SIGQUIT = C.SIGQUIT
SIGILL = C.SIGILL
SIGTRAP = C.SIGTRAP
SIGABRT = C.SIGABRT
SIGBUS = C.SIGBUS
SIGFPE = C.SIGFPE
SIGKILL = C.SIGKILL
SIGUSR1 = C.SIGUSR1
SIGSEGV = C.SIGSEGV
SIGUSR2 = C.SIGUSR2
SIGPIPE = C.SIGPIPE
SIGALRM = C.SIGALRM
SIGSTKFLT = C.SIGSTKFLT
SIGCHLD = C.SIGCHLD
SIGCONT = C.SIGCONT
SIGSTOP = C.SIGSTOP
SIGTSTP = C.SIGTSTP
SIGTTIN = C.SIGTTIN
SIGTTOU = C.SIGTTOU
SIGURG = C.SIGURG
SIGXCPU = C.SIGXCPU
SIGXFSZ = C.SIGXFSZ
SIGVTALRM = C.SIGVTALRM
SIGPROF = C.SIGPROF
SIGWINCH = C.SIGWINCH
SIGIO = C.SIGIO
SIGPWR = C.SIGPWR
SIGSYS = C.SIGSYS
FPE_INTDIV = C.FPE_INTDIV
FPE_INTOVF = C.FPE_INTOVF
FPE_FLTDIV = C.FPE_FLTDIV
FPE_FLTOVF = C.FPE_FLTOVF
FPE_FLTUND = C.FPE_FLTUND
FPE_FLTRES = C.FPE_FLTRES
FPE_FLTINV = C.FPE_FLTINV
FPE_FLTSUB = C.FPE_FLTSUB
BUS_ADRALN = C.BUS_ADRALN
BUS_ADRERR = C.BUS_ADRERR
BUS_OBJERR = C.BUS_OBJERR
SEGV_MAPERR = C.SEGV_MAPERR
SEGV_ACCERR = C.SEGV_ACCERR
ITIMER_REAL = C.ITIMER_REAL
ITIMER_VIRTUAL = C.ITIMER_VIRTUAL
ITIMER_PROF = C.ITIMER_PROF
EPOLLIN = C.POLLIN
EPOLLOUT = C.POLLOUT
EPOLLERR = C.POLLERR
EPOLLHUP = C.POLLHUP
EPOLLRDHUP = C.POLLRDHUP
EPOLLET = C.EPOLLET
EPOLL_CLOEXEC = C.EPOLL_CLOEXEC
EPOLL_CTL_ADD = C.EPOLL_CTL_ADD
EPOLL_CTL_DEL = C.EPOLL_CTL_DEL
EPOLL_CTL_MOD = C.EPOLL_CTL_MOD
)
type Timespec C.struct_timespec
type Timeval C.struct_timeval
type Sigaction C.struct_sigaction
type Siginfo C.siginfo_t
type Itimerval C.struct_itimerval
type EpollEvent C.struct_epoll_event