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Merge branch 'PHP-7.1'

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* PHP-7.1:
  Accorate handling of too big inodes of chroot directories
This commit is contained in:
Dmitry Stogov 2016-11-17 01:15:08 +03:00
commit 32edd8ff82
1 changed files with 10 additions and 12 deletions
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22
ext/opcache/ZendAccelerator.c
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@ -2105,18 +2105,16 @@ static void accel_activate(void)
if (stat("/", &buf) != 0) {
ZCG(root_hash) = 0;
} else {
zend_ulong x = buf.st_ino;
#if SIZEOF_ZEND_LONG == 4
x = ((x >> 16) ^ x) * 0x45d9f3b;
x = ((x >> 16) ^ x) * 0x45d9f3b;
x = (x >> 16) ^ x;
#elif SIZEOF_ZEND_LONG == 8
x = (x ^ (x >> 30)) * 0xbf58476d1ce4e5b9;
x = (x ^ (x >> 27)) * 0x94d049bb133111eb;
x = x ^ (x >> 31);
#endif
ZCG(root_hash) = x;
ZCG(root_hash) = buf.st_ino;
if (sizeof(buf.st_ino) > sizeof(ZCG(root_hash))) {
if (ZCG(root_hash) != buf.st_ino) {
zend_string *key = zend_string_init("opcache.enable", sizeof("opcache.enable")-1, 0);
zend_alter_ini_entry_chars(key, "0", 1, ZEND_INI_SYSTEM, ZEND_INI_STAGE_RUNTIME);
zend_string_release(key);
zend_accel_error(ACCEL_LOG_WARNING, "Can't cache files in chroot() directory with too big inode");
return;
}
}
}
} else {
ZCG(root_hash) = 0;