Thu, 29 May 2014 09:56:06 -0700
Merge
duke@435 | 1 | /* |
hseigel@4465 | 2 | * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
stefank@2314 | 25 | #ifndef OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |
stefank@2314 | 26 | #define OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |
stefank@2314 | 27 | |
twisti@4318 | 28 | #include "runtime/atomic.inline.hpp" |
stefank@2314 | 29 | #include "runtime/os.hpp" |
twisti@4318 | 30 | |
stefank@2314 | 31 | #ifdef TARGET_OS_ARCH_solaris_x86 |
stefank@2314 | 32 | # include "orderAccess_solaris_x86.inline.hpp" |
stefank@2314 | 33 | #endif |
stefank@2314 | 34 | #ifdef TARGET_OS_ARCH_solaris_sparc |
stefank@2314 | 35 | # include "orderAccess_solaris_sparc.inline.hpp" |
stefank@2314 | 36 | #endif |
stefank@2314 | 37 | |
ikrylov@2322 | 38 | // System includes |
ikrylov@2322 | 39 | #include <sys/param.h> |
ikrylov@2322 | 40 | #include <dlfcn.h> |
ikrylov@2322 | 41 | #include <sys/socket.h> |
ikrylov@2322 | 42 | #include <sys/poll.h> |
ikrylov@2322 | 43 | #include <sys/filio.h> |
ikrylov@2322 | 44 | #include <unistd.h> |
ikrylov@2322 | 45 | #include <netdb.h> |
ikrylov@2322 | 46 | #include <setjmp.h> |
ikrylov@2322 | 47 | |
duke@435 | 48 | inline const char* os::file_separator() { return "/"; } |
duke@435 | 49 | inline const char* os::line_separator() { return "\n"; } |
duke@435 | 50 | inline const char* os::path_separator() { return ":"; } |
duke@435 | 51 | |
duke@435 | 52 | // File names are case-sensitive on windows only |
duke@435 | 53 | inline int os::file_name_strcmp(const char* s1, const char* s2) { |
duke@435 | 54 | return strcmp(s1, s2); |
duke@435 | 55 | } |
duke@435 | 56 | |
duke@435 | 57 | inline bool os::uses_stack_guard_pages() { |
duke@435 | 58 | return true; |
duke@435 | 59 | } |
duke@435 | 60 | |
duke@435 | 61 | inline bool os::allocate_stack_guard_pages() { |
duke@435 | 62 | assert(uses_stack_guard_pages(), "sanity check"); |
duke@435 | 63 | int r = thr_main() ; |
duke@435 | 64 | guarantee (r == 0 || r == 1, "CR6501650 or CR6493689") ; |
duke@435 | 65 | return r; |
duke@435 | 66 | } |
duke@435 | 67 | |
duke@435 | 68 | |
duke@435 | 69 | // On Solaris, reservations are made on a page by page basis, nothing to do. |
zgu@3900 | 70 | inline void os::pd_split_reserved_memory(char *base, size_t size, |
duke@435 | 71 | size_t split, bool realloc) { |
duke@435 | 72 | } |
duke@435 | 73 | |
duke@435 | 74 | |
duke@435 | 75 | // Bang the shadow pages if they need to be touched to be mapped. |
duke@435 | 76 | inline void os::bang_stack_shadow_pages() { |
duke@435 | 77 | } |
ikrylov@2322 | 78 | inline void os::dll_unload(void *lib) { ::dlclose(lib); } |
duke@435 | 79 | |
ikrylov@2322 | 80 | inline DIR* os::opendir(const char* dirname) { |
duke@435 | 81 | assert(dirname != NULL, "just checking"); |
duke@435 | 82 | return ::opendir(dirname); |
duke@435 | 83 | } |
duke@435 | 84 | |
ikrylov@2322 | 85 | inline int os::readdir_buf_size(const char *path) { |
duke@435 | 86 | int size = pathconf(path, _PC_NAME_MAX); |
duke@435 | 87 | return (size < 0 ? MAXPATHLEN : size) + sizeof(dirent) + 1; |
duke@435 | 88 | } |
duke@435 | 89 | |
ikrylov@2322 | 90 | inline struct dirent* os::readdir(DIR* dirp, dirent* dbuf) { |
duke@435 | 91 | assert(dirp != NULL, "just checking"); |
tamao@5309 | 92 | #if defined(_LP64) || defined(_GNU_SOURCE) || _FILE_OFFSET_BITS==64 |
duke@435 | 93 | dirent* p; |
duke@435 | 94 | int status; |
duke@435 | 95 | |
duke@435 | 96 | if((status = ::readdir_r(dirp, dbuf, &p)) != 0) { |
duke@435 | 97 | errno = status; |
duke@435 | 98 | return NULL; |
duke@435 | 99 | } else |
duke@435 | 100 | return p; |
tamao@5309 | 101 | #else // defined(_LP64) || defined(_GNU_SOURCE) || _FILE_OFFSET_BITS==64 |
duke@435 | 102 | return ::readdir_r(dirp, dbuf); |
tamao@5309 | 103 | #endif // defined(_LP64) || defined(_GNU_SOURCE) || _FILE_OFFSET_BITS==64 |
duke@435 | 104 | } |
duke@435 | 105 | |
ikrylov@2322 | 106 | inline int os::closedir(DIR *dirp) { |
ikrylov@2322 | 107 | assert(dirp != NULL, "argument is NULL"); |
duke@435 | 108 | return ::closedir(dirp); |
duke@435 | 109 | } |
duke@435 | 110 | |
duke@435 | 111 | ////////////////////////////////////////////////////////////////////////////// |
duke@435 | 112 | //////////////////////////////////////////////////////////////////////////////// |
duke@435 | 113 | |
duke@435 | 114 | // macros for interruptible io and system calls and system call restarting |
duke@435 | 115 | |
duke@435 | 116 | #define _INTERRUPTIBLE(_setup, _cmd, _result, _thread, _clear, _before, _after, _int_enable) \ |
duke@435 | 117 | do { \ |
duke@435 | 118 | _setup; \ |
duke@435 | 119 | _before; \ |
duke@435 | 120 | OSThread* _osthread = _thread->osthread(); \ |
duke@435 | 121 | if (_int_enable && _thread->has_last_Java_frame()) { \ |
duke@435 | 122 | /* this is java interruptible io stuff */ \ |
duke@435 | 123 | if (os::is_interrupted(_thread, _clear)) { \ |
duke@435 | 124 | os::Solaris::bump_interrupted_before_count(); \ |
duke@435 | 125 | _result = OS_INTRPT; \ |
duke@435 | 126 | } else { \ |
duke@435 | 127 | /* _cmd always expands to an assignment to _result */ \ |
duke@435 | 128 | if ((_cmd) < 0 && errno == EINTR \ |
duke@435 | 129 | && os::is_interrupted(_thread, _clear)) { \ |
duke@435 | 130 | os::Solaris::bump_interrupted_during_count(); \ |
duke@435 | 131 | _result = OS_INTRPT; \ |
duke@435 | 132 | } \ |
duke@435 | 133 | } \ |
duke@435 | 134 | } else { \ |
duke@435 | 135 | /* this is normal blocking io stuff */ \ |
duke@435 | 136 | _cmd; \ |
duke@435 | 137 | } \ |
duke@435 | 138 | _after; \ |
duke@435 | 139 | } while(false) |
duke@435 | 140 | |
duke@435 | 141 | // Interruptible io support + restarting of interrupted system calls |
duke@435 | 142 | |
duke@435 | 143 | #ifndef ASSERT |
duke@435 | 144 | |
duke@435 | 145 | #define INTERRUPTIBLE(_cmd, _result, _clear) do { \ |
duke@435 | 146 | _INTERRUPTIBLE( JavaThread* _thread = (JavaThread*)ThreadLocalStorage::thread(),_result = _cmd, _result, _thread, _clear, , , UseVMInterruptibleIO); \ |
duke@435 | 147 | } while((_result == OS_ERR) && (errno == EINTR)) |
duke@435 | 148 | |
duke@435 | 149 | #else |
duke@435 | 150 | |
duke@435 | 151 | // This adds an assertion that it is only called from thread_in_native |
duke@435 | 152 | // The call overhead is skipped for performance in product mode |
duke@435 | 153 | #define INTERRUPTIBLE(_cmd, _result, _clear) do { \ |
duke@435 | 154 | _INTERRUPTIBLE(JavaThread* _thread = os::Solaris::setup_interruptible_native(), _result = _cmd, _result, _thread, _clear, , os::Solaris::cleanup_interruptible_native(_thread), UseVMInterruptibleIO ); \ |
duke@435 | 155 | } while((_result == OS_ERR) && (errno == EINTR)) |
duke@435 | 156 | |
duke@435 | 157 | #endif |
duke@435 | 158 | |
duke@435 | 159 | // Used for calls from _thread_in_vm, not from _thread_in_native |
duke@435 | 160 | #define INTERRUPTIBLE_VM(_cmd, _result, _clear) do { \ |
duke@435 | 161 | _INTERRUPTIBLE(JavaThread* _thread = os::Solaris::setup_interruptible(), _result = _cmd, _result, _thread, _clear, , os::Solaris::cleanup_interruptible(_thread), UseVMInterruptibleIO ); \ |
duke@435 | 162 | } while((_result == OS_ERR) && (errno == EINTR)) |
duke@435 | 163 | |
duke@435 | 164 | /* Use NORESTART when the system call cannot return EINTR, when something other |
duke@435 | 165 | than a system call is being invoked, or when the caller must do EINTR |
duke@435 | 166 | handling. */ |
duke@435 | 167 | |
duke@435 | 168 | #ifndef ASSERT |
duke@435 | 169 | |
duke@435 | 170 | #define INTERRUPTIBLE_NORESTART(_cmd, _result, _clear) \ |
duke@435 | 171 | _INTERRUPTIBLE( JavaThread* _thread = (JavaThread*)ThreadLocalStorage::thread(),_result = _cmd, _result, _thread, _clear, , , UseVMInterruptibleIO) |
duke@435 | 172 | |
duke@435 | 173 | #else |
duke@435 | 174 | |
duke@435 | 175 | // This adds an assertion that it is only called from thread_in_native |
duke@435 | 176 | // The call overhead is skipped for performance in product mode |
duke@435 | 177 | #define INTERRUPTIBLE_NORESTART(_cmd, _result, _clear) \ |
duke@435 | 178 | _INTERRUPTIBLE(JavaThread* _thread = os::Solaris::setup_interruptible_native(), _result = _cmd, _result, _thread, _clear, , os::Solaris::cleanup_interruptible_native(_thread), UseVMInterruptibleIO ) |
duke@435 | 179 | |
duke@435 | 180 | #endif |
duke@435 | 181 | |
duke@435 | 182 | // Don't attend to UseVMInterruptibleIO. Always allow interruption. |
duke@435 | 183 | // Also assumes that it is called from the _thread_blocked state. |
duke@435 | 184 | // Used by os_sleep(). |
duke@435 | 185 | |
duke@435 | 186 | #define INTERRUPTIBLE_NORESTART_VM_ALWAYS(_cmd, _result, _thread, _clear) \ |
duke@435 | 187 | _INTERRUPTIBLE(os::Solaris::setup_interruptible_already_blocked(_thread), _result = _cmd, _result, _thread, _clear, , , true ) |
duke@435 | 188 | |
duke@435 | 189 | #define INTERRUPTIBLE_RETURN_INT(_cmd, _clear) do { \ |
duke@435 | 190 | int _result; \ |
duke@435 | 191 | do { \ |
duke@435 | 192 | INTERRUPTIBLE(_cmd, _result, _clear); \ |
duke@435 | 193 | } while((_result == OS_ERR) && (errno == EINTR)); \ |
duke@435 | 194 | return _result; \ |
duke@435 | 195 | } while(false) |
duke@435 | 196 | |
duke@435 | 197 | #define INTERRUPTIBLE_RETURN_INT_VM(_cmd, _clear) do { \ |
duke@435 | 198 | int _result; \ |
duke@435 | 199 | do { \ |
duke@435 | 200 | INTERRUPTIBLE_VM(_cmd, _result, _clear); \ |
duke@435 | 201 | } while((_result == OS_ERR) && (errno == EINTR)); \ |
duke@435 | 202 | return _result; \ |
duke@435 | 203 | } while(false) |
duke@435 | 204 | |
duke@435 | 205 | #define INTERRUPTIBLE_RETURN_INT_NORESTART(_cmd, _clear) do { \ |
duke@435 | 206 | int _result; \ |
duke@435 | 207 | INTERRUPTIBLE_NORESTART(_cmd, _result, _clear); \ |
duke@435 | 208 | return _result; \ |
duke@435 | 209 | } while(false) |
duke@435 | 210 | |
duke@435 | 211 | /* Use the RESTARTABLE macros when interruptible io is not needed */ |
duke@435 | 212 | |
duke@435 | 213 | #define RESTARTABLE(_cmd, _result) do { \ |
duke@435 | 214 | do { \ |
duke@435 | 215 | _result = _cmd; \ |
duke@435 | 216 | } while((_result == OS_ERR) && (errno == EINTR)); \ |
duke@435 | 217 | } while(false) |
duke@435 | 218 | |
duke@435 | 219 | #define RESTARTABLE_RETURN_INT(_cmd) do { \ |
duke@435 | 220 | int _result; \ |
duke@435 | 221 | RESTARTABLE(_cmd, _result); \ |
duke@435 | 222 | return _result; \ |
duke@435 | 223 | } while(false) |
iveresov@576 | 224 | |
iveresov@576 | 225 | inline bool os::numa_has_static_binding() { return false; } |
iveresov@576 | 226 | inline bool os::numa_has_group_homing() { return true; } |
stefank@2314 | 227 | |
ikrylov@2322 | 228 | inline int os::socket(int domain, int type, int protocol) { |
ikrylov@2322 | 229 | return ::socket(domain, type, protocol); |
ikrylov@2322 | 230 | } |
ikrylov@2322 | 231 | |
ikrylov@2322 | 232 | inline int os::listen(int fd, int count) { |
ikrylov@2322 | 233 | if (fd < 0) return OS_ERR; |
ikrylov@2322 | 234 | |
ikrylov@2322 | 235 | return ::listen(fd, count); |
ikrylov@2322 | 236 | } |
ikrylov@2322 | 237 | |
ikrylov@2322 | 238 | inline int os::socket_shutdown(int fd, int howto){ |
ikrylov@2322 | 239 | return ::shutdown(fd, howto); |
ikrylov@2322 | 240 | } |
ikrylov@2322 | 241 | |
phh@3344 | 242 | inline int os::get_sock_name(int fd, struct sockaddr* him, socklen_t* len){ |
phh@3344 | 243 | return ::getsockname(fd, him, len); |
ikrylov@2322 | 244 | } |
ikrylov@2322 | 245 | |
ikrylov@2322 | 246 | inline int os::get_host_name(char* name, int namelen){ |
ikrylov@2322 | 247 | return ::gethostname(name, namelen); |
ikrylov@2322 | 248 | } |
ikrylov@2322 | 249 | |
phh@3344 | 250 | inline struct hostent* os::get_host_by_name(char* name) { |
ikrylov@2322 | 251 | return ::gethostbyname(name); |
ikrylov@2322 | 252 | } |
phh@3344 | 253 | |
ikrylov@2322 | 254 | inline int os::get_sock_opt(int fd, int level, int optname, |
phh@3344 | 255 | char* optval, socklen_t* optlen) { |
phh@3344 | 256 | return ::getsockopt(fd, level, optname, optval, optlen); |
ikrylov@2322 | 257 | } |
ikrylov@2322 | 258 | |
ikrylov@2322 | 259 | inline int os::set_sock_opt(int fd, int level, int optname, |
phh@3344 | 260 | const char *optval, socklen_t optlen) { |
ikrylov@2322 | 261 | return ::setsockopt(fd, level, optname, optval, optlen); |
ikrylov@2322 | 262 | } |
stefank@2314 | 263 | #endif // OS_SOLARIS_VM_OS_SOLARIS_INLINE_HPP |