---

yaml
---
r: 241711
b: refs/heads/master
c: f17d9cb
h: refs/heads/master
i:
  241709: 50d5163
  241707: e12dd6d
  241703: 3688784
  241695: c29c440
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 5c129a8600100a5d0f5fdbc1014c5dba1d307bc4
+refs/heads/master: f17d9cbf20c4734c4199caa6dee87047f2f8278f

trunk/Documentation/acpi/apei/output_format.txt

@@ -92,38 +92,13 @@ vendor_id: <integer>, device_id: <integer>
 class_code: <integer>]
 [serial number: <integer>, <integer>]
 [bridge: secondary_status: <integer>, control: <integer>]
-[aer_status: <integer>, aer_mask: <integer>
-<aer status string>
-[aer_uncor_severity: <integer>]
-aer_layer=<aer layer string>, aer_agent=<aer agent string>
-aer_tlp_header: <integer> <integer> <integer> <integer>]
 
 <pcie port type string>* := PCIe end point | legacy PCI end point | \
 unknown | unknown | root port | upstream switch port | \
 downstream switch port | PCIe to PCI/PCI-X bridge | \
 PCI/PCI-X to PCIe bridge | root complex integrated endpoint device | \
 root complex event collector
 
-if section severity is fatal or recoverable
-<aer status string># :=
-unknown | unknown | unknown | unknown | Data Link Protocol | \
-unknown | unknown | unknown | unknown | unknown | unknown | unknown | \
-Poisoned TLP | Flow Control Protocol | Completion Timeout | \
-Completer Abort | Unexpected Completion | Receiver Overflow | \
-Malformed TLP | ECRC | Unsupported Request
-else
-<aer status string># :=
-Receiver Error | unknown | unknown | unknown | unknown | unknown | \
-Bad TLP | Bad DLLP | RELAY_NUM Rollover | unknown | unknown | unknown | \
-Replay Timer Timeout | Advisory Non-Fatal
-fi
-
-<aer layer string> :=
-Physical Layer | Data Link Layer | Transaction Layer
-
-<aer agent string> :=
-Receiver ID | Requester ID | Completer ID | Transmitter ID
-
 Where, [] designate corresponding content is optional
 
 All <field string> description with * has the following format:

trunk/Documentation/feature-removal-schedule.txt

@@ -259,6 +259,14 @@ Who:	Zhang Rui <rui.zhang@intel.com>
 
 ---------------------------
 
+What:	/proc/acpi/button
+When:	August 2007
+Why:	/proc/acpi/button has been replaced by events to the input layer
+	since 2.6.20.
+Who:	Len Brown <len.brown@intel.com>
+
+---------------------------
+
 What:	/proc/acpi/event
 When:	February 2008
 Why:	/proc/acpi/event has been replaced by events via the input layer

trunk/arch/ia64/include/asm/acpi.h

@@ -128,9 +128,9 @@ static inline const char *acpi_get_sysname (void)
 int acpi_request_vector (u32 int_type);
 int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
 
-/* Low-level suspend routine. */
-extern int acpi_suspend_lowlevel(void);
-
+/* routines for saving/restoring kernel state */
+extern int acpi_save_state_mem(void);
+extern void acpi_restore_state_mem(void);
 extern unsigned long acpi_wakeup_address;
 
 /*

trunk/arch/ia64/kernel/acpi.c

@@ -803,7 +803,7 @@ int acpi_isa_irq_to_gsi(unsigned isa_irq, u32 *gsi)
  *  ACPI based hotplug CPU support
  */
 #ifdef CONFIG_ACPI_HOTPLUG_CPU
-static __cpuinit
+static
 int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid)
 {
 #ifdef CONFIG_ACPI_NUMA
@@ -878,7 +878,7 @@ __init void prefill_possible_map(void)
 		set_cpu_possible(i, true);
 }
 
-static int __cpuinit _acpi_map_lsapic(acpi_handle handle, int *pcpu)
+int acpi_map_lsapic(acpi_handle handle, int *pcpu)
 {
 	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 	union acpi_object *obj;
@@ -929,11 +929,6 @@ static int __cpuinit _acpi_map_lsapic(acpi_handle handle, int *pcpu)
 	return (0);
 }
 
-/* wrapper to silence section mismatch warning */
-int __ref acpi_map_lsapic(acpi_handle handle, int *pcpu)
-{
-	return _acpi_map_lsapic(handle, pcpu);
-}
 EXPORT_SYMBOL(acpi_map_lsapic);
 
 int acpi_unmap_lsapic(int cpu)
@@ -1039,8 +1034,18 @@ int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base)
 EXPORT_SYMBOL(acpi_unregister_ioapic);
 
 /*
- * acpi_suspend_lowlevel() - save kernel state and suspend.
+ * acpi_save_state_mem() - save kernel state
  *
  * TBD when when IA64 starts to support suspend...
  */
-int acpi_suspend_lowlevel(void) { return 0; }
+int acpi_save_state_mem(void) { return 0; } 
+
+/*
+ * acpi_restore_state()
+ */
+void acpi_restore_state_mem(void) {}
+
+/*
+ * do_suspend_lowlevel()
+ */
+void do_suspend_lowlevel(void) {}

trunk/arch/x86/include/asm/acpi.h

@@ -113,8 +113,9 @@ static inline void acpi_disable_pci(void)
 	acpi_noirq_set();
 }
 
-/* Low-level suspend routine. */
-extern int acpi_suspend_lowlevel(void);
+/* routines for saving/restoring kernel state */
+extern int acpi_save_state_mem(void);
+extern void acpi_restore_state_mem(void);
 
 extern unsigned long acpi_wakeup_address;
 

trunk/arch/x86/kernel/acpi/sleep.c

@@ -29,14 +29,14 @@ static char temp_stack[4096];
 #endif
 
 /**
- * acpi_suspend_lowlevel - save kernel state
+ * acpi_save_state_mem - save kernel state
  *
  * Create an identity mapped page table and copy the wakeup routine to
  * low memory.
  *
  * Note that this is too late to change acpi_wakeup_address.
  */
-int acpi_suspend_lowlevel(void)
+int acpi_save_state_mem(void)
 {
 	struct wakeup_header *header;
 
@@ -107,10 +107,17 @@ int acpi_suspend_lowlevel(void)
        saved_magic = 0x123456789abcdef0L;
 #endif /* CONFIG_64BIT */
 
-	do_suspend_lowlevel();
 	return 0;
 }
 
+/*
+ * acpi_restore_state - undo effects of acpi_save_state_mem
+ */
+void acpi_restore_state_mem(void)
+{
+}
+
+
 /**
  * acpi_reserve_wakeup_memory - do _very_ early ACPI initialisation
  *

trunk/arch/x86/kernel/acpi/sleep.h

@@ -14,5 +14,3 @@ extern char swsusp_pg_dir[PAGE_SIZE];
 
 extern unsigned long acpi_copy_wakeup_routine(unsigned long);
 extern void wakeup_long64(void);
-
-extern void do_suspend_lowlevel(void);

trunk/arch/x86/kernel/cpu/mcheck/mce-apei.c

@@ -106,34 +106,24 @@ int apei_write_mce(struct mce *m)
 ssize_t apei_read_mce(struct mce *m, u64 *record_id)
 {
 	struct cper_mce_record rcd;
-	int rc, pos;
-
-	rc = erst_get_record_id_begin(&pos);
-	if (rc)
-		return rc;
-retry:
-	rc = erst_get_record_id_next(&pos, record_id);
-	if (rc)
-		goto out;
-	/* no more record */
-	if (*record_id == APEI_ERST_INVALID_RECORD_ID)
-		goto out;
-	rc = erst_read(*record_id, &rcd.hdr, sizeof(rcd));
-	/* someone else has cleared the record, try next one */
-	if (rc == -ENOENT)
-		goto retry;
-	else if (rc < 0)
-		goto out;
-	/* try to skip other type records in storage */
-	else if (rc != sizeof(rcd) ||
-		 uuid_le_cmp(rcd.hdr.creator_id, CPER_CREATOR_MCE))
-		goto retry;
+	ssize_t len;
+
+	len = erst_read_next(&rcd.hdr, sizeof(rcd));
+	if (len <= 0)
+		return len;
+	/* Can not skip other records in storage via ERST unless clear them */
+	else if (len != sizeof(rcd) ||
+		 uuid_le_cmp(rcd.hdr.creator_id, CPER_CREATOR_MCE)) {
+		if (printk_ratelimit())
+			pr_warning(
+			"MCE-APEI: Can not skip the unknown record in ERST");
+		return -EIO;
+	}
+
 	memcpy(m, &rcd.mce, sizeof(*m));
-	rc = sizeof(*m);
-out:
-	erst_get_record_id_end();
+	*record_id = rcd.hdr.record_id;
 
-	return rc;
+	return sizeof(*m);
 }
 
 /* Check whether there is record in ERST */

trunk/drivers/acpi/acpi_pad.c

@@ -298,7 +298,7 @@ static ssize_t acpi_pad_rrtime_store(struct device *dev,
 static ssize_t acpi_pad_rrtime_show(struct device *dev,
 	struct device_attribute *attr, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%d\n", round_robin_time);
+	return scnprintf(buf, PAGE_SIZE, "%d", round_robin_time);
 }
 static DEVICE_ATTR(rrtime, S_IRUGO|S_IWUSR,
 	acpi_pad_rrtime_show,
@@ -321,7 +321,7 @@ static ssize_t acpi_pad_idlepct_store(struct device *dev,
 static ssize_t acpi_pad_idlepct_show(struct device *dev,
 	struct device_attribute *attr, char *buf)
 {
-	return scnprintf(buf, PAGE_SIZE, "%d\n", idle_pct);
+	return scnprintf(buf, PAGE_SIZE, "%d", idle_pct);
 }
 static DEVICE_ATTR(idlepct, S_IRUGO|S_IWUSR,
 	acpi_pad_idlepct_show,
@@ -342,11 +342,8 @@ static ssize_t acpi_pad_idlecpus_store(struct device *dev,
 static ssize_t acpi_pad_idlecpus_show(struct device *dev,
 	struct device_attribute *attr, char *buf)
 {
-	int n = 0;
-	n = cpumask_scnprintf(buf, PAGE_SIZE-2, to_cpumask(pad_busy_cpus_bits));
-	buf[n++] = '\n';
-	buf[n] = '\0';
-	return n;
+	return cpumask_scnprintf(buf, PAGE_SIZE,
+		to_cpumask(pad_busy_cpus_bits));
 }
 static DEVICE_ATTR(idlecpus, S_IRUGO|S_IWUSR,
 	acpi_pad_idlecpus_show,
@@ -456,7 +453,7 @@ static void acpi_pad_notify(acpi_handle handle, u32 event,
 			dev_name(&device->dev), event, 0);
 		break;
 	default:
-		printk(KERN_WARNING "Unsupported event [0x%x]\n", event);
+		printk(KERN_WARNING"Unsupported event [0x%x]\n", event);
 		break;
 	}
 }

trunk/drivers/acpi/acpica/Makefile

@@ -10,7 +10,7 @@ obj-y	+= acpi.o
 
 acpi-y := dsfield.o   dsmthdat.o  dsopcode.o  dswexec.o  dswscope.o \
 	 dsmethod.o  dsobject.o  dsutils.o   dswload.o  dswstate.o \
-	 dsinit.o dsargs.o dscontrol.o dswload2.o
+	 dsinit.o
 
 acpi-y += evevent.o  evregion.o  evsci.o    evxfevnt.o \
 	 evmisc.o   evrgnini.o  evxface.o  evxfregn.o \
@@ -45,4 +45,4 @@ acpi-y += tbxface.o tbinstal.o tbutils.o tbfind.o tbfadt.o tbxfroot.o
 acpi-y += utalloc.o utdebug.o uteval.o utinit.o utmisc.o utxface.o \
 		utcopy.o utdelete.o utglobal.o utmath.o utobject.o \
 		utstate.o utmutex.o utobject.o utresrc.o utlock.o utids.o \
-		utosi.o utxferror.o utdecode.o
+		utosi.o utxferror.o

trunk/drivers/acpi/acpica/acdispat.h

@@ -48,7 +48,7 @@
 #define NAMEOF_ARG_NTE      "__A0"
 
 /*
- * dsargs - execution of dynamic arguments for static objects
+ * dsopcode - support for late evaluation
  */
 acpi_status
 acpi_ds_get_buffer_field_arguments(union acpi_operand_object *obj_desc);
@@ -62,20 +62,6 @@ acpi_status acpi_ds_get_buffer_arguments(union acpi_operand_object *obj_desc);
 
 acpi_status acpi_ds_get_package_arguments(union acpi_operand_object *obj_desc);
 
-/*
- * dscontrol - support for execution control opcodes
- */
-acpi_status
-acpi_ds_exec_begin_control_op(struct acpi_walk_state *walk_state,
-			      union acpi_parse_object *op);
-
-acpi_status
-acpi_ds_exec_end_control_op(struct acpi_walk_state *walk_state,
-			    union acpi_parse_object *op);
-
-/*
- * dsopcode - support for late operand evaluation
- */
 acpi_status
 acpi_ds_eval_buffer_field_operands(struct acpi_walk_state *walk_state,
 				   union acpi_parse_object *op);
@@ -99,6 +85,17 @@ acpi_ds_eval_bank_field_operands(struct acpi_walk_state *walk_state,
 
 acpi_status acpi_ds_initialize_region(acpi_handle obj_handle);
 
+/*
+ * dsctrl - Parser/Interpreter interface, control stack routines
+ */
+acpi_status
+acpi_ds_exec_begin_control_op(struct acpi_walk_state *walk_state,
+			      union acpi_parse_object *op);
+
+acpi_status
+acpi_ds_exec_end_control_op(struct acpi_walk_state *walk_state,
+			    union acpi_parse_object *op);
+
 /*
  * dsexec - Parser/Interpreter interface, method execution callbacks
  */
@@ -139,26 +136,23 @@ acpi_ds_init_field_objects(union acpi_parse_object *op,
 			   struct acpi_walk_state *walk_state);
 
 /*
- * dsload - Parser/Interpreter interface, pass 1 namespace load callbacks
+ * dsload - Parser/Interpreter interface, namespace load callbacks
  */
-acpi_status
-acpi_ds_init_callbacks(struct acpi_walk_state *walk_state, u32 pass_number);
-
 acpi_status
 acpi_ds_load1_begin_op(struct acpi_walk_state *walk_state,
 		       union acpi_parse_object **out_op);
 
 acpi_status acpi_ds_load1_end_op(struct acpi_walk_state *walk_state);
 
-/*
- * dsload - Parser/Interpreter interface, pass 2 namespace load callbacks
- */
 acpi_status
 acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state,
 		       union acpi_parse_object **out_op);
 
 acpi_status acpi_ds_load2_end_op(struct acpi_walk_state *walk_state);
 
+acpi_status
+acpi_ds_init_callbacks(struct acpi_walk_state *walk_state, u32 pass_number);
+
 /*
  * dsmthdat - method data (locals/args)
  */

trunk/drivers/acpi/acpica/acglobal.h

@@ -273,10 +273,6 @@ ACPI_EXTERN u32 acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS];
 ACPI_EXTERN u8 acpi_gbl_last_owner_id_index;
 ACPI_EXTERN u8 acpi_gbl_next_owner_id_offset;
 
-/* Initialization sequencing */
-
-ACPI_EXTERN u8 acpi_gbl_reg_methods_executed;
-
 /* Misc */
 
 ACPI_EXTERN u32 acpi_gbl_original_mode;

trunk/drivers/acpi/acpica/aclocal.h

@@ -89,6 +89,25 @@ union acpi_parse_object;
 #define ACPI_MAX_MUTEX                  7
 #define ACPI_NUM_MUTEX                  ACPI_MAX_MUTEX+1
 
+#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
+#ifdef DEFINE_ACPI_GLOBALS
+
+/* Debug names for the mutexes above */
+
+static char *acpi_gbl_mutex_names[ACPI_NUM_MUTEX] = {
+	"ACPI_MTX_Interpreter",
+	"ACPI_MTX_Namespace",
+	"ACPI_MTX_Tables",
+	"ACPI_MTX_Events",
+	"ACPI_MTX_Caches",
+	"ACPI_MTX_Memory",
+	"ACPI_MTX_CommandComplete",
+	"ACPI_MTX_CommandReady"
+};
+
+#endif
+#endif
+
 /* Lock structure for reader/writer interfaces */
 
 struct acpi_rw_lock {