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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [linux-2.6.18-xen] merge with linux-2.6.18-xen.hg (staging)
# HG changeset patch
# User Alex Williamson <alex.williamson@xxxxxx>
# Date 1189454368 21600
# Node ID 099625b07ae7ea3343b7842b2148dc2125ca14eb
# Parent 8aa8af371be0e9c46b22615ba7e8990ed738ea12
# Parent 42d2c2ce9b1440adc53467b1f3095671f6b9f37d
merge with linux-2.6.18-xen.hg (staging)
---
arch/i386/kernel/setup-xen.c | 2 -
arch/ia64/kernel/setup.c | 1
arch/powerpc/platforms/xen/setup.c | 1
arch/x86_64/kernel/setup-xen.c | 1
drivers/xen/console/console.c | 6 ----
drivers/xen/core/evtchn.c | 50 +++++++++++++++++-----------------
drivers/xen/evtchn/evtchn.c | 16 +---------
include/asm-generic/pci.h | 2 +
include/asm-i386/mach-xen/asm/pci.h | 4 ++
include/asm-x86_64/mach-xen/asm/pci.h | 4 ++
include/xen/evtchn.h | 4 +-
include/xen/xencons.h | 2 -
12 files changed, 38 insertions(+), 55 deletions(-)
diff -r 8aa8af371be0 -r 099625b07ae7 arch/i386/kernel/setup-xen.c
--- a/arch/i386/kernel/setup-xen.c Fri Sep 07 13:57:35 2007 -0600
+++ b/arch/i386/kernel/setup-xen.c Mon Sep 10 13:59:28 2007 -0600
@@ -1897,8 +1897,6 @@ void __init setup_arch(char **cmdline_p)
#endif
}
tsc_init();
-
- xencons_early_setup();
}
static int
diff -r 8aa8af371be0 -r 099625b07ae7 arch/ia64/kernel/setup.c
--- a/arch/ia64/kernel/setup.c Fri Sep 07 13:57:35 2007 -0600
+++ b/arch/ia64/kernel/setup.c Mon Sep 10 13:59:28 2007 -0600
@@ -579,7 +579,6 @@ setup_arch (char **cmdline_p)
add_preferred_console(name, offset, NULL);
}
}
- xencons_early_setup();
#endif
#ifdef CONFIG_VT
diff -r 8aa8af371be0 -r 099625b07ae7 arch/powerpc/platforms/xen/setup.c
--- a/arch/powerpc/platforms/xen/setup.c Fri Sep 07 13:57:35 2007 -0600
+++ b/arch/powerpc/platforms/xen/setup.c Mon Sep 10 13:59:28 2007 -0600
@@ -164,7 +164,6 @@ static void __init xenppc_init_early(voi
xen_setup_time(&mach_maple_md);
- xencons_early_setup();
add_preferred_console("xvc", 0, NULL);
if (get_property(xen, "power-control", NULL))
diff -r 8aa8af371be0 -r 099625b07ae7 arch/x86_64/kernel/setup-xen.c
--- a/arch/x86_64/kernel/setup-xen.c Fri Sep 07 13:57:35 2007 -0600
+++ b/arch/x86_64/kernel/setup-xen.c Mon Sep 10 13:59:28 2007 -0600
@@ -977,7 +977,6 @@ void __init setup_arch(char **cmdline_p)
#endif
}
}
- xencons_early_setup();
#else /* CONFIG_XEN */
#ifdef CONFIG_VT
diff -r 8aa8af371be0 -r 099625b07ae7 drivers/xen/console/console.c
--- a/drivers/xen/console/console.c Fri Sep 07 13:57:35 2007 -0600
+++ b/drivers/xen/console/console.c Mon Sep 10 13:59:28 2007 -0600
@@ -85,12 +85,6 @@ extern int sysrq_enabled;
extern int sysrq_enabled;
#endif
-void xencons_early_setup(void)
-{
- extern int console_use_vt;
- console_use_vt = 0;
-}
-
static int __init xencons_setup(char *str)
{
char *q;
diff -r 8aa8af371be0 -r 099625b07ae7 drivers/xen/core/evtchn.c
--- a/drivers/xen/core/evtchn.c Fri Sep 07 13:57:35 2007 -0600
+++ b/drivers/xen/core/evtchn.c Mon Sep 10 13:59:28 2007 -0600
@@ -125,7 +125,7 @@ static inline unsigned long active_evtch
~sh->evtchn_mask[idx]);
}
-void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
+static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
{
shared_info_t *s = HYPERVISOR_shared_info;
int irq = evtchn_to_irq[chn];
@@ -163,6 +163,10 @@ static inline unsigned long active_evtch
unsigned int idx)
{
return (sh->evtchn_pending[idx] & ~sh->evtchn_mask[idx]);
+}
+
+static void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu)
+{
}
static void init_evtchn_cpu_bindings(void)
@@ -588,29 +592,27 @@ EXPORT_SYMBOL_GPL(unbind_from_irqhandler
EXPORT_SYMBOL_GPL(unbind_from_irqhandler);
#ifdef CONFIG_SMP
-/* Rebind an evtchn so that it gets delivered to a specific cpu */
-static void rebind_irq_to_cpu(unsigned irq, unsigned tcpu)
-{
- struct evtchn_bind_vcpu bind_vcpu;
- int evtchn = evtchn_from_irq(irq);
-
- if (!VALID_EVTCHN(evtchn))
- return;
-
- /* Send future instances of this interrupt to other vcpu. */
- bind_vcpu.port = evtchn;
- bind_vcpu.vcpu = tcpu;
-
- /*
- * If this fails, it usually just indicates that we're dealing with a
- * virq or IPI channel, which don't actually need to be rebound. Ignore
- * it, but don't do the xenlinux-level rebind in that case.
- */
- if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_vcpu, &bind_vcpu) == 0)
- bind_evtchn_to_cpu(evtchn, tcpu);
-}
-
-static void set_affinity_irq(unsigned irq, cpumask_t dest)
+void rebind_evtchn_to_cpu(int port, unsigned int cpu)
+{
+ struct evtchn_bind_vcpu ebv = { .port = port, .vcpu = cpu };
+ int masked;
+
+ masked = test_and_set_evtchn_mask(port);
+ if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_vcpu, &ebv) == 0)
+ bind_evtchn_to_cpu(port, cpu);
+ if (!masked)
+ unmask_evtchn(port);
+}
+
+static void rebind_irq_to_cpu(unsigned int irq, unsigned int tcpu)
+{
+ int evtchn = evtchn_from_irq(irq);
+
+ if (VALID_EVTCHN(evtchn))
+ rebind_evtchn_to_cpu(evtchn, tcpu);
+}
+
+static void set_affinity_irq(unsigned int irq, cpumask_t dest)
{
unsigned tcpu = first_cpu(dest);
rebind_irq_to_cpu(irq, tcpu);
diff -r 8aa8af371be0 -r 099625b07ae7 drivers/xen/evtchn/evtchn.c
--- a/drivers/xen/evtchn/evtchn.c Fri Sep 07 13:57:35 2007 -0600
+++ b/drivers/xen/evtchn/evtchn.c Mon Sep 10 13:59:28 2007 -0600
@@ -96,18 +96,6 @@ void evtchn_device_upcall(int port)
spin_unlock(&port_user_lock);
}
-static void evtchn_rebind_cpu(evtchn_port_t port, unsigned int cpu)
-{
- struct evtchn_bind_vcpu ebv = { .port = port, .vcpu = cpu };
- int masked;
-
- masked = test_and_set_evtchn_mask(port);
- if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_vcpu, &ebv) == 0)
- bind_evtchn_to_cpu(port, cpu);
- if (!masked)
- unmask_evtchn(port);
-}
-
static void evtchn_check_wrong_delivery(struct per_user_data *u)
{
evtchn_port_t port;
@@ -127,7 +115,7 @@ static void evtchn_check_wrong_delivery(
for (port = 0; port < NR_EVENT_CHANNELS; port++)
if (port_user[port] == u)
- evtchn_rebind_cpu(port, current_cpu);
+ rebind_evtchn_to_cpu(port, current_cpu);
u->bind_cpu = current_cpu;
u->nr_event_wrong_delivery = 0;
@@ -258,7 +246,7 @@ static void evtchn_bind_to_user(struct p
u->bind_cpu = bind_cpu;
}
- evtchn_rebind_cpu(port, u->bind_cpu);
+ rebind_evtchn_to_cpu(port, u->bind_cpu);
unmask_evtchn(port);
diff -r 8aa8af371be0 -r 099625b07ae7 include/asm-generic/pci.h
--- a/include/asm-generic/pci.h Fri Sep 07 13:57:35 2007 -0600
+++ b/include/asm-generic/pci.h Mon Sep 10 13:59:28 2007 -0600
@@ -43,7 +43,9 @@ pcibios_select_root(struct pci_dev *pdev
return root;
}
+#ifndef pcibios_scan_all_fns
#define pcibios_scan_all_fns(a, b) 0
+#endif
#ifndef HAVE_ARCH_PCI_GET_LEGACY_IDE_IRQ
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
diff -r 8aa8af371be0 -r 099625b07ae7 include/asm-i386/mach-xen/asm/pci.h
--- a/include/asm-i386/mach-xen/asm/pci.h Fri Sep 07 13:57:35 2007 -0600
+++ b/include/asm-i386/mach-xen/asm/pci.h Mon Sep 10 13:59:28 2007 -0600
@@ -14,7 +14,9 @@ extern unsigned int pcibios_assign_all_b
#else
#define pcibios_assign_all_busses() 0
#endif
-#define pcibios_scan_all_fns(a, b) 0
+
+#include <asm/hypervisor.h>
+#define pcibios_scan_all_fns(a, b) (!is_initial_xendomain())
extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_IO 0x1000
diff -r 8aa8af371be0 -r 099625b07ae7 include/asm-x86_64/mach-xen/asm/pci.h
--- a/include/asm-x86_64/mach-xen/asm/pci.h Fri Sep 07 13:57:35 2007 -0600
+++ b/include/asm-x86_64/mach-xen/asm/pci.h Mon Sep 10 13:59:28 2007 -0600
@@ -16,7 +16,9 @@ extern unsigned int pcibios_assign_all_b
#else
#define pcibios_assign_all_busses() 0
#endif
-#define pcibios_scan_all_fns(a, b) 0
+
+#include <asm/hypervisor.h>
+#define pcibios_scan_all_fns(a, b) (!is_initial_xendomain())
extern unsigned long pci_mem_start;
#define PCIBIOS_MIN_IO 0x1000
diff -r 8aa8af371be0 -r 099625b07ae7 include/xen/evtchn.h
--- a/include/xen/evtchn.h Fri Sep 07 13:57:35 2007 -0600
+++ b/include/xen/evtchn.h Mon Sep 10 13:59:28 2007 -0600
@@ -105,9 +105,9 @@ void unmask_evtchn(int port);
void unmask_evtchn(int port);
#ifdef CONFIG_SMP
-void bind_evtchn_to_cpu(unsigned int chn, unsigned int cpu);
+void rebind_evtchn_to_cpu(int port, unsigned int cpu);
#else
-#define bind_evtchn_to_cpu(chn, cpu) ((void)0)
+#define rebind_evtchn_to_cpu(port, cpu) ((void)0)
#endif
static inline int test_and_set_evtchn_mask(int port)
diff -r 8aa8af371be0 -r 099625b07ae7 include/xen/xencons.h
--- a/include/xen/xencons.h Fri Sep 07 13:57:35 2007 -0600
+++ b/include/xen/xencons.h Mon Sep 10 13:59:28 2007 -0600
@@ -14,6 +14,4 @@ int xencons_ring_init(void);
int xencons_ring_init(void);
int xencons_ring_send(const char *data, unsigned len);
-void xencons_early_setup(void);
-
#endif /* __ASM_XENCONS_H__ */
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