# HG changeset patch
# User djm@xxxxxxxxxxxxxxx
# Node ID 23add9157a219e18a93fb1ff1b47961f80cb642a
# Parent 1a517e3267e7e340b1b3a7d3ea2847fbf7cc9b10
More pal_flush_cache calls for split cache machines (by Anthony Xu)
xen-unstable cset: 72f51528d55a9b99f8c7737b34bf6f370de0de7f
committer: Robert Read <robert@xxxxxxxxxxxxx>
diff -r 1a517e3267e7 -r 23add9157a21 xen/arch/ia64/xen/domain.c
--- a/xen/arch/ia64/xen/domain.c Thu Dec 15 14:17:04 2005
+++ b/xen/arch/ia64/xen/domain.c Wed Dec 21 06:27:09 2005
@@ -272,17 +272,6 @@
printf("arch_set_info_guest\n");
if ( test_bit(_VCPUF_initialised, &v->vcpu_flags) )
return 0;
-
-#ifdef CONFIG_IA64_SPLIT_CACHE
- /* Sync d/i cache conservatively */
- if (!running_on_sim) {
- ret = ia64_pal_cache_flush(4, 0, &progress, NULL);
- if (ret != PAL_STATUS_SUCCESS)
- panic("PAL CACHE FLUSH failed for domain.\n");
- printk("Sync i/d cache for dom0 image SUCC\n");
- }
-#endif
-
if (c->flags & VGCF_VMX_GUEST) {
if (!vmx_enabled) {
printk("No VMX hardware feature for vmx domain.\n");
@@ -299,6 +288,16 @@
d->arch.sys_pgnr = c->sys_pgnr;
new_thread(v, regs->cr_iip, 0, 0);
+#ifdef CONFIG_IA64_SPLIT_CACHE
+ /* Sync d/i cache conservatively */
+ if (!running_on_sim) {
+ ret = ia64_pal_cache_flush(4, 0, &progress, NULL);
+ if ((ret!=PAL_STATUS_SUCCESS)&& (ret!=PAL_STATUS_UNIMPLEMENTED))
+ printk("PAL CACHE FLUSH failed for dom0.\n");
+ else
+ printk("Sync i/d cache for guest SUCC\n");
+ }
+#endif
v->vcpu_info->arch.evtchn_vector = c->vcpu.evtchn_vector;
if ( c->vcpu.privregs && copy_from_user(v->arch.privregs,
c->vcpu.privregs, sizeof(mapped_regs_t))) {
@@ -898,13 +897,6 @@
//if ( initrd_len != 0 )
// memcpy((void *)vinitrd_start, initrd_start, initrd_len);
- /* Sync d/i cache conservatively */
- if (!running_on_sim) {
- ret = ia64_pal_cache_flush(4, 0, &progress, NULL);
- if (ret != PAL_STATUS_SUCCESS)
- panic("PAL CACHE FLUSH failed for dom0.\n");
- printk("Sync i/d cache for dom0 image SUCC\n");
- }
/* Set up start info area. */
si = (start_info_t *)alloc_xenheap_page();
@@ -958,6 +950,16 @@
new_thread(v, pkern_entry, 0, 0);
physdev_init_dom0(d);
+#ifdef CONFIG_IA64_SPLIT_CACHE
+ /* Sync d/i cache conservatively */
+ if (!running_on_sim) {
+ ret = ia64_pal_cache_flush(4, 0, &progress, NULL);
+ if ((ret!=PAL_STATUS_SUCCESS)&& (ret!=PAL_STATUS_UNIMPLEMENTED))
+ printk("PAL CACHE FLUSH failed for dom0.\n");
+ else
+ printk("Sync i/d cache for guest SUCC\n");
+ }
+#endif
// FIXME: Hack for keyboard input
#ifdef CLONE_DOMAIN0
@@ -1016,6 +1018,16 @@
#endif
new_thread(v, pkern_entry, 0, 0);
printk("new_thread returns\n");
+#ifdef CONFIG_IA64_SPLIT_CACHE
+ /* Sync d/i cache conservatively */
+ if (!running_on_sim) {
+ ret = ia64_pal_cache_flush(4, 0, &progress, NULL);
+ if ((ret!=PAL_STATUS_SUCCESS)&& (ret!=PAL_STATUS_UNIMPLEMENTED))
+ printk("PAL CACHE FLUSH failed for dom0.\n");
+ else
+ printk("Sync i/d cache for guest SUCC\n");
+ }
+#endif
__set_bit(0x30, VCPU(v, delivery_mask));
return 0;
@@ -1029,6 +1041,16 @@
v->domain->domain_id);
loaddomainelfimage(v->domain,v->domain->arch.image_start);
new_thread(v, v->domain->arch.entry, 0, 0);
+#ifdef CONFIG_IA64_SPLIT_CACHE
+ /* Sync d/i cache conservatively */
+ if (!running_on_sim) {
+ ret = ia64_pal_cache_flush(4, 0, &progress, NULL);
+ if ((ret!=PAL_STATUS_SUCCESS)&& (ret!=PAL_STATUS_UNIMPLEMENTED))
+ printk("PAL CACHE FLUSH failed for dom0.\n");
+ else
+ printk("Sync i/d cache for guest SUCC\n");
+ }
+#endif
}
#endif
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