libvirt/clone.patch

91 lines
2.7 KiB
Diff

Index: src/lxc/lxc_container.c
===================================================================
--- src/lxc/lxc_container.c.orig
+++ src/lxc/lxc_container.c
@@ -138,6 +138,7 @@ int lxcContainerHasReboot(void)
int cmd, v;
int status;
char *tmp;
+ int stacksize = getpagesize() * 4;
if (virFileReadAll("/proc/sys/kernel/ctrl-alt-del", 10, &buf) < 0)
return -1;
@@ -154,14 +155,21 @@ int lxcContainerHasReboot(void)
VIR_FREE(buf);
cmd = v ? LINUX_REBOOT_CMD_CAD_ON : LINUX_REBOOT_CMD_CAD_OFF;
- if (VIR_ALLOC_N(stack, getpagesize() * 4) < 0) {
+#ifdef __ia64__
+ stacksize *= 2;
+#endif
+ if (VIR_ALLOC_N(stack, stacksize) < 0) {
virReportOOMError();
return -1;
}
- childStack = stack + (getpagesize() * 4);
+ childStack = stack + stacksize;
+#ifdef __ia64__
+ cpid = __clone2(lxcContainerRebootChild, stack, stacksize, flags, &cmd);
+#else
cpid = clone(lxcContainerRebootChild, childStack, flags, &cmd);
+#endif
VIR_FREE(stack);
if (cpid < 0) {
virReportSystemError(errno, "%s",
@@ -2122,6 +2130,9 @@ int lxcContainerStart(virDomainDefPtr de
ttyPaths, nttyPaths, handshakefd};
/* allocate a stack for the container */
+#ifdef __ia64__
+ stacksize *= 2;
+#endif
if (VIR_ALLOC_N(stack, stacksize) < 0) {
virReportOOMError();
return -1;
@@ -2140,7 +2151,11 @@ int lxcContainerStart(virDomainDefPtr de
cflags |= CLONE_NEWNET;
}
+#ifdef __ia64__
+ pid = __clone2(lxcContainerChild, stack, stacksize, cflags, &args);
+#else
pid = clone(lxcContainerChild, stacktop, cflags, &args);
+#endif
VIR_FREE(stack);
VIR_DEBUG("clone() completed, new container PID is %d", pid);
@@ -2166,6 +2181,7 @@ int lxcContainerAvailable(int features)
int cpid;
char *childStack;
char *stack;
+ int stacksize = getpagesize() * 4;
if (features & LXC_CONTAINER_FEATURE_USER)
flags |= CLONE_NEWUSER;
@@ -2173,14 +2189,21 @@ int lxcContainerAvailable(int features)
if (features & LXC_CONTAINER_FEATURE_NET)
flags |= CLONE_NEWNET;
- if (VIR_ALLOC_N(stack, getpagesize() * 4) < 0) {
+#ifdef __ia64__
+ stacksize *= 2;
+#endif
+ if (VIR_ALLOC_N(stack, stacksize) < 0) {
VIR_DEBUG("Unable to allocate stack");
return -1;
}
- childStack = stack + (getpagesize() * 4);
+ childStack = stack + stacksize;
+#ifdef __ia64__
+ cpid = __clone2(lxcContainerDummyChild, stack, stacksize, flags, NULL);
+#else
cpid = clone(lxcContainerDummyChild, childStack, flags, NULL);
+#endif
VIR_FREE(stack);
if (cpid < 0) {
char ebuf[1024] ATTRIBUTE_UNUSED;