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-rw-r--r--include/linux/eeprom_93cx6.h72
-rw-r--r--include/linux/hardirq.h13
-rw-r--r--include/linux/hid.h56
-rw-r--r--include/linux/ide.h18
-rw-r--r--include/linux/sched.h251
-rw-r--r--include/linux/topology.h12
-rw-r--r--include/linux/wait.h16
7 files changed, 326 insertions, 112 deletions
diff --git a/include/linux/eeprom_93cx6.h b/include/linux/eeprom_93cx6.h
new file mode 100644
index 00000000000..d774b7778c9
--- /dev/null
+++ b/include/linux/eeprom_93cx6.h
@@ -0,0 +1,72 @@
+/*
+ Copyright (C) 2004 - 2006 rt2x00 SourceForge Project
+ <http://rt2x00.serialmonkey.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the
+ Free Software Foundation, Inc.,
+ 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+/*
+ Module: eeprom_93cx6
+ Abstract: EEPROM reader datastructures for 93cx6 chipsets.
+ Supported chipsets: 93c46 & 93c66.
+ */
+
+/*
+ * EEPROM operation defines.
+ */
+#define PCI_EEPROM_WIDTH_93C46 6
+#define PCI_EEPROM_WIDTH_93C66 8
+#define PCI_EEPROM_WIDTH_OPCODE 3
+#define PCI_EEPROM_WRITE_OPCODE 0x05
+#define PCI_EEPROM_READ_OPCODE 0x06
+#define PCI_EEPROM_EWDS_OPCODE 0x10
+#define PCI_EEPROM_EWEN_OPCODE 0x13
+
+/**
+ * struct eeprom_93cx6 - control structure for setting the commands
+ * for reading the eeprom data.
+ * @data: private pointer for the driver.
+ * @register_read(struct eeprom_93cx6 *eeprom): handler to
+ * read the eeprom register, this function should set all reg_* fields.
+ * @register_write(struct eeprom_93cx6 *eeprom): handler to
+ * write to the eeprom register by using all reg_* fields.
+ * @width: eeprom width, should be one of the PCI_EEPROM_WIDTH_* defines
+ * @reg_data_in: register field to indicate data input
+ * @reg_data_out: register field to indicate data output
+ * @reg_data_clock: register field to set the data clock
+ * @reg_chip_select: register field to set the chip select
+ *
+ * This structure is used for the communication between the driver
+ * and the eeprom_93cx6 handlers for reading the eeprom.
+ */
+struct eeprom_93cx6 {
+ void *data;
+
+ void (*register_read)(struct eeprom_93cx6 *eeprom);
+ void (*register_write)(struct eeprom_93cx6 *eeprom);
+
+ int width;
+
+ char reg_data_in;
+ char reg_data_out;
+ char reg_data_clock;
+ char reg_chip_select;
+};
+
+extern void eeprom_93cx6_read(struct eeprom_93cx6 *eeprom,
+ const u8 word, u16 *data);
+extern void eeprom_93cx6_multiread(struct eeprom_93cx6 *eeprom,
+ const u8 word, __le16 *data, const u16 words);
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h
index 7803014f3a1..8d302298a16 100644
--- a/include/linux/hardirq.h
+++ b/include/linux/hardirq.h
@@ -79,6 +79,19 @@
#endif
#ifdef CONFIG_PREEMPT
+# define PREEMPT_CHECK_OFFSET 1
+#else
+# define PREEMPT_CHECK_OFFSET 0
+#endif
+
+/*
+ * Check whether we were atomic before we did preempt_disable():
+ * (used by the scheduler)
+ */
+#define in_atomic_preempt_off() \
+ ((preempt_count() & ~PREEMPT_ACTIVE) != PREEMPT_CHECK_OFFSET)
+
+#ifdef CONFIG_PREEMPT
# define preemptible() (preempt_count() == 0 && !irqs_disabled())
# define IRQ_EXIT_OFFSET (HARDIRQ_OFFSET-1)
#else
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 827ee748fd4..898103b401f 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -263,19 +263,28 @@ struct hid_item {
#define HID_QUIRK_2WHEEL_MOUSE_HACK_5 0x00000100
#define HID_QUIRK_2WHEEL_MOUSE_HACK_ON 0x00000200
#define HID_QUIRK_MIGHTYMOUSE 0x00000400
-#define HID_QUIRK_CYMOTION 0x00000800
-#define HID_QUIRK_POWERBOOK_HAS_FN 0x00001000
-#define HID_QUIRK_POWERBOOK_FN_ON 0x00002000
-#define HID_QUIRK_INVERT_HWHEEL 0x00004000
-#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00008000
-#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00010000
-#define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00020000
-#define HID_QUIRK_IGNORE_MOUSE 0x00040000
-#define HID_QUIRK_SONY_PS3_CONTROLLER 0x00080000
-#define HID_QUIRK_LOGITECH_DESCRIPTOR 0x00100000
-#define HID_QUIRK_DUPLICATE_USAGES 0x00200000
-#define HID_QUIRK_RESET_LEDS 0x00400000
-#define HID_QUIRK_SWAPPED_MIN_MAX 0x00800000
+#define HID_QUIRK_POWERBOOK_HAS_FN 0x00000800
+#define HID_QUIRK_POWERBOOK_FN_ON 0x00001000
+#define HID_QUIRK_INVERT_HWHEEL 0x00002000
+#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00004000
+#define HID_QUIRK_BAD_RELATIVE_KEYS 0x00008000
+#define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00010000
+#define HID_QUIRK_IGNORE_MOUSE 0x00020000
+#define HID_QUIRK_SONY_PS3_CONTROLLER 0x00040000
+#define HID_QUIRK_DUPLICATE_USAGES 0x00080000
+#define HID_QUIRK_RESET_LEDS 0x00100000
+#define HID_QUIRK_HIDINPUT 0x00200000
+#define HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL 0x00400000
+#define HID_QUIRK_LOGITECH_EXPANDED_KEYMAP 0x00800000
+
+/*
+ * Separate quirks for runtime report descriptor fixup
+ */
+
+#define HID_QUIRK_RDESC_CYMOTION 0x00000001
+#define HID_QUIRK_RDESC_LOGITECH 0x00000002
+#define HID_QUIRK_RDESC_SWAPPED_MIN_MAX 0x00000004
+#define HID_QUIRK_RDESC_PETALYNX 0x00000008
/*
* This is the global environment of the parser. This information is
@@ -488,6 +497,11 @@ struct hid_descriptor {
#define IS_INPUT_APPLICATION(a) (((a >= 0x00010000) && (a <= 0x00010008)) || (a == 0x00010080) || (a == 0x000c0001))
/* HID core API */
+
+#ifdef CONFIG_HID_DEBUG
+extern int hid_debug;
+#endif
+
extern void hidinput_hid_event(struct hid_device *, struct hid_field *, struct hid_usage *, __s32);
extern void hidinput_report_event(struct hid_device *hid, struct hid_report *report);
extern int hidinput_connect(struct hid_device *);
@@ -506,6 +520,7 @@ u32 usbhid_lookup_quirk(const u16 idVendor, const u16 idProduct);
int usbhid_modify_dquirk(const u16 idVendor, const u16 idProduct, const u32 quirks);
int usbhid_quirks_init(char **quirks_param);
void usbhid_quirks_exit(void);
+void usbhid_fixup_report_descriptor(const u16, const u16, char *, unsigned, char **);
#ifdef CONFIG_HID_FF
int hid_ff_init(struct hid_device *hid);
@@ -523,14 +538,19 @@ static inline int hid_pidff_init(struct hid_device *hid) { return -ENODEV; }
#else
static inline int hid_ff_init(struct hid_device *hid) { return -1; }
#endif
-#ifdef DEBUG
-#define dbg(format, arg...) printk(KERN_DEBUG "%s: " format "\n" , \
- __FILE__ , ## arg)
+
+#ifdef CONFIG_HID_DEBUG
+#define dbg_hid(format, arg...) if (hid_debug) \
+ printk(KERN_DEBUG "%s: " format ,\
+ __FILE__ , ## arg)
+#define dbg_hid_line(format, arg...) if (hid_debug) \
+ printk(format, ## arg)
#else
-#define dbg(format, arg...) do {} while (0)
+#define dbg_hid(format, arg...) do {} while (0)
+#define dbg_hid_line dbg_hid
#endif
-#define err(format, arg...) printk(KERN_ERR "%s: " format "\n" , \
+#define err_hid(format, arg...) printk(KERN_ERR "%s: " format "\n" , \
__FILE__ , ## arg)
#endif
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 1e365acdd36..19ab2580405 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -25,6 +25,7 @@
#include <asm/system.h>
#include <asm/io.h>
#include <asm/semaphore.h>
+#include <asm/mutex.h>
/******************************************************************************
* IDE driver configuration options (play with these as desired):
@@ -685,6 +686,8 @@ typedef struct hwif_s {
u8 mwdma_mask;
u8 swdma_mask;
+ u8 cbl; /* cable type */
+
hwif_chipset_t chipset; /* sub-module for tuning.. */
struct pci_dev *pci_dev; /* for pci chipsets */
@@ -735,8 +738,8 @@ typedef struct hwif_s {
void (*ide_dma_clear_irq)(ide_drive_t *drive);
void (*dma_host_on)(ide_drive_t *drive);
void (*dma_host_off)(ide_drive_t *drive);
- int (*ide_dma_lostirq)(ide_drive_t *drive);
- int (*ide_dma_timeout)(ide_drive_t *drive);
+ void (*dma_lost_irq)(ide_drive_t *drive);
+ void (*dma_timeout)(ide_drive_t *drive);
void (*OUTB)(u8 addr, unsigned long port);
void (*OUTBSYNC)(ide_drive_t *drive, u8 addr, unsigned long port);
@@ -791,7 +794,6 @@ typedef struct hwif_s {
unsigned sharing_irq: 1; /* 1 = sharing irq with another hwif */
unsigned reset : 1; /* reset after probe */
unsigned autodma : 1; /* auto-attempt using DMA at boot */
- unsigned udma_four : 1; /* 1=ATA-66 capable, 0=default */
unsigned no_lba48 : 1; /* 1 = cannot do LBA48 */
unsigned no_lba48_dma : 1; /* 1 = cannot do LBA48 DMA */
unsigned auto_poll : 1; /* supports nop auto-poll */
@@ -863,7 +865,7 @@ typedef struct hwgroup_s {
typedef struct ide_driver_s ide_driver_t;
-extern struct semaphore ide_setting_sem;
+extern struct mutex ide_setting_mtx;
int set_io_32bit(ide_drive_t *, int);
int set_pio_mode(ide_drive_t *, int);
@@ -1304,8 +1306,8 @@ extern int __ide_dma_check(ide_drive_t *);
extern int ide_dma_setup(ide_drive_t *);
extern void ide_dma_start(ide_drive_t *);
extern int __ide_dma_end(ide_drive_t *);
-extern int __ide_dma_lostirq(ide_drive_t *);
-extern int __ide_dma_timeout(ide_drive_t *);
+extern void ide_dma_lost_irq(ide_drive_t *);
+extern void ide_dma_timeout(ide_drive_t *);
#endif /* CONFIG_BLK_DEV_IDEDMA_PCI */
#else
@@ -1382,11 +1384,11 @@ extern const ide_pio_timings_t ide_pio_timings[6];
extern spinlock_t ide_lock;
-extern struct semaphore ide_cfg_sem;
+extern struct mutex ide_cfg_mtx;
/*
* Structure locking:
*
- * ide_cfg_sem and ide_lock together protect changes to
+ * ide_cfg_mtx and ide_lock together protect changes to
* ide_hwif_t->{next,hwgroup}
* ide_drive_t->next
*
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 693f0e6c54d..cfb680585ab 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -34,6 +34,8 @@
#define SCHED_FIFO 1
#define SCHED_RR 2
#define SCHED_BATCH 3
+/* SCHED_ISO: reserved but not implemented yet */
+#define SCHED_IDLE 5
#ifdef __KERNEL__
@@ -130,6 +132,26 @@ extern unsigned long nr_active(void);
extern unsigned long nr_iowait(void);
extern unsigned long weighted_cpuload(const int cpu);
+struct seq_file;
+struct cfs_rq;
+#ifdef CONFIG_SCHED_DEBUG
+extern void proc_sched_show_task(struct task_struct *p, struct seq_file *m);
+extern void proc_sched_set_task(struct task_struct *p);
+extern void
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq, u64 now);
+#else
+static inline void
+proc_sched_show_task(struct task_struct *p, struct seq_file *m)
+{
+}
+static inline void proc_sched_set_task(struct task_struct *p)
+{
+}
+static inline void
+print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq, u64 now)
+{
+}
+#endif
/*
* Task state bitmask. NOTE! These bits are also
@@ -193,6 +215,7 @@ struct task_struct;
extern void sched_init(void);
extern void sched_init_smp(void);
extern void init_idle(struct task_struct *idle, int cpu);
+extern void init_idle_bootup_task(struct task_struct *idle);
extern cpumask_t nohz_cpu_mask;
#if defined(CONFIG_SMP) && defined(CONFIG_NO_HZ)
@@ -479,7 +502,7 @@ struct signal_struct {
* from jiffies_to_ns(utime + stime) if sched_clock uses something
* other than jiffies.)
*/
- unsigned long long sched_time;
+ unsigned long long sum_sched_runtime;
/*
* We don't bother to synchronize most readers of this at all,
@@ -521,31 +544,6 @@ struct signal_struct {
#define SIGNAL_STOP_CONTINUED 0x00000004 /* SIGCONT since WCONTINUED reap */
#define SIGNAL_GROUP_EXIT 0x00000008 /* group exit in progress */
-
-/*
- * Priority of a process goes from 0..MAX_PRIO-1, valid RT
- * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH
- * tasks are in the range MAX_RT_PRIO..MAX_PRIO-1. Priority
- * values are inverted: lower p->prio value means higher priority.
- *
- * The MAX_USER_RT_PRIO value allows the actual maximum
- * RT priority to be separate from the value exported to
- * user-space. This allows kernel threads to set their
- * priority to a value higher than any user task. Note:
- * MAX_RT_PRIO must not be smaller than MAX_USER_RT_PRIO.
- */
-
-#define MAX_USER_RT_PRIO 100
-#define MAX_RT_PRIO MAX_USER_RT_PRIO
-
-#define MAX_PRIO (MAX_RT_PRIO + 40)
-
-#define rt_prio(prio) unlikely((prio) < MAX_RT_PRIO)
-#define rt_task(p) rt_prio((p)->prio)
-#define batch_task(p) (unlikely((p)->policy == SCHED_BATCH))
-#define is_rt_policy(p) ((p) != SCHED_NORMAL && (p) != SCHED_BATCH)
-#define has_rt_policy(p) unlikely(is_rt_policy((p)->policy))
-
/*
* Some day this will be a full-fledged user tracking system..
*/
@@ -583,13 +581,13 @@ struct reclaim_state;
#if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT)
struct sched_info {
/* cumulative counters */
- unsigned long cpu_time, /* time spent on the cpu */
- run_delay, /* time spent waiting on a runqueue */
- pcnt; /* # of timeslices run on this cpu */
+ unsigned long pcnt; /* # of times run on this cpu */
+ unsigned long long cpu_time, /* time spent on the cpu */
+ run_delay; /* time spent waiting on a runqueue */
/* timestamps */
- unsigned long last_arrival, /* when we last ran on a cpu */
- last_queued; /* when we were last queued to run */
+ unsigned long long last_arrival,/* when we last ran on a cpu */
+ last_queued; /* when we were last queued to run */
};
#endif /* defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) */
@@ -639,18 +637,24 @@ static inline int sched_info_on(void)
#endif
}
-enum idle_type
-{
- SCHED_IDLE,
- NOT_IDLE,
- NEWLY_IDLE,
- MAX_IDLE_TYPES
+enum cpu_idle_type {
+ CPU_IDLE,
+ CPU_NOT_IDLE,
+ CPU_NEWLY_IDLE,
+ CPU_MAX_IDLE_TYPES
};
/*
* sched-domains (multiprocessor balancing) declarations:
*/
-#define SCHED_LOAD_SCALE 128UL /* increase resolution of load */
+
+/*
+ * Increase resolution of nice-level calculations:
+ */
+#define SCHED_LOAD_SHIFT 10
+#define SCHED_LOAD_SCALE (1L << SCHED_LOAD_SHIFT)
+
+#define SCHED_LOAD_SCALE_FUZZ (SCHED_LOAD_SCALE >> 5)
#ifdef CONFIG_SMP
#define SD_LOAD_BALANCE 1 /* Do load balancing on this domain. */
@@ -719,14 +723,14 @@ struct sched_domain {
#ifdef CONFIG_SCHEDSTATS
/* load_balance() stats */
- unsigned long lb_cnt[MAX_IDLE_TYPES];
- unsigned long lb_failed[MAX_IDLE_TYPES];
- unsigned long lb_balanced[MAX_IDLE_TYPES];
- unsigned long lb_imbalance[MAX_IDLE_TYPES];
- unsigned long lb_gained[MAX_IDLE_TYPES];
- unsigned long lb_hot_gained[MAX_IDLE_TYPES];
- unsigned long lb_nobusyg[MAX_IDLE_TYPES];
- unsigned long lb_nobusyq[MAX_IDLE_TYPES];
+ unsigned long lb_cnt[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_failed[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_balanced[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_imbalance[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_gained[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_hot_gained[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_nobusyg[CPU_MAX_IDLE_TYPES];
+ unsigned long lb_nobusyq[CPU_MAX_IDLE_TYPES];
/* Active load balancing */
unsigned long alb_cnt;
@@ -753,12 +757,6 @@ struct sched_domain {
extern int partition_sched_domains(cpumask_t *partition1,
cpumask_t *partition2);
-/*
- * Maximum cache size the migration-costs auto-tuning code will
- * search from:
- */
-extern unsigned int max_cache_size;
-
#endif /* CONFIG_SMP */
@@ -809,14 +807,86 @@ struct mempolicy;
struct pipe_inode_info;
struct uts_namespace;
-enum sleep_type {
- SLEEP_NORMAL,
- SLEEP_NONINTERACTIVE,
- SLEEP_INTERACTIVE,
- SLEEP_INTERRUPTED,
+struct rq;
+struct sched_domain;
+
+struct sched_class {
+ struct sched_class *next;
+
+ void (*enqueue_task) (struct rq *rq, struct task_struct *p,
+ int wakeup, u64 now);
+ void (*dequeue_task) (struct rq *rq, struct task_struct *p,
+ int sleep, u64 now);
+ void (*yield_task) (struct rq *rq, struct task_struct *p);
+
+ void (*check_preempt_curr) (struct rq *rq, struct task_struct *p);
+
+ struct task_struct * (*pick_next_task) (struct rq *rq, u64 now);
+ void (*put_prev_task) (struct rq *rq, struct task_struct *p, u64 now);
+
+ int (*load_balance) (struct rq *this_rq, int this_cpu,
+ struct rq *busiest,
+ unsigned long max_nr_move, unsigned long max_load_move,
+ struct sched_domain *sd, enum cpu_idle_type idle,
+ int *all_pinned, unsigned long *total_load_moved);
+
+ void (*set_curr_task) (struct rq *rq);
+ void (*task_tick) (struct rq *rq, struct task_struct *p);
+ void (*task_new) (struct rq *rq, struct task_struct *p);
};
-struct prio_array;
+struct load_weight {
+ unsigned long weight, inv_weight;
+};
+
+/*
+ * CFS stats for a schedulable entity (task, task-group etc)
+ *
+ * Current field usage histogram:
+ *
+ * 4 se->block_start
+ * 4 se->run_node
+ * 4 se->sleep_start
+ * 4 se->sleep_start_fair
+ * 6 se->load.weight
+ * 7 se->delta_fair
+ * 15 se->wait_runtime
+ */
+struct sched_entity {
+ long wait_runtime;
+ unsigned long delta_fair_run;
+ unsigned long delta_fair_sleep;
+ unsigned long delta_exec;
+ s64 fair_key;
+ struct load_weight load; /* for load-balancing */
+ struct rb_node run_node;
+ unsigned int on_rq;
+
+ u64 wait_start_fair;
+ u64 wait_start;
+ u64 exec_start;
+ u64 sleep_start;
+ u64 sleep_start_fair;
+ u64 block_start;
+ u64 sleep_max;
+ u64 block_max;
+ u64 exec_max;
+ u64 wait_max;
+ u64 last_ran;
+
+ u64 sum_exec_runtime;
+ s64 sum_wait_runtime;
+ s64 sum_sleep_runtime;
+ unsigned long wait_runtime_overruns;
+ unsigned long wait_runtime_underruns;
+#ifdef CONFIG_FAIR_GROUP_SCHED
+ struct sched_entity *parent;
+ /* rq on which this entity is (to be) queued: */
+ struct cfs_rq *cfs_rq;
+ /* rq "owned" by this entity/group: */
+ struct cfs_rq *my_q;
+#endif
+};
struct task_struct {
volatile long state; /* -1 unrunnable, 0 runnable, >0 stopped */
@@ -832,23 +902,20 @@ struct task_struct {
int oncpu;
#endif
#endif
- int load_weight; /* for niceness load balancing purposes */
+
int prio, static_prio, normal_prio;
struct list_head run_list;
- struct prio_array *array;
+ struct sched_class *sched_class;
+ struct sched_entity se;
unsigned short ioprio;
#ifdef CONFIG_BLK_DEV_IO_TRACE
unsigned int btrace_seq;
#endif
- unsigned long sleep_avg;
- unsigned long long timestamp, last_ran;
- unsigned long long sched_time; /* sched_clock time spent running */
- enum sleep_type sleep_type;
unsigned int policy;
cpumask_t cpus_allowed;
- unsigned int time_slice, first_time_slice;
+ unsigned int time_slice;
#if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT)
struct sched_info sched_info;
@@ -1078,6 +1145,37 @@ struct task_struct {
#endif
};
+/*
+ * Priority of a process goes from 0..MAX_PRIO-1, valid RT
+ * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH
+ * tasks are in the range MAX_RT_PRIO..MAX_PRIO-1. Priority
+ * values are inverted: lower p->prio value means higher priority.
+ *
+ * The MAX_USER_RT_PRIO value allows the actual maximum
+ * RT priority to be separate from the value exported to
+ * user-space. This allows kernel threads to set their
+ * priority to a value higher than any user task. Note:
+ * MAX_RT_PRIO must not be smaller than MAX_USER_RT_PRIO.
+ */
+
+#define MAX_USER_RT_PRIO 100
+#define MAX_RT_PRIO MAX_USER_RT_PRIO
+
+#define MAX_PRIO (MAX_RT_PRIO + 40)
+#define DEFAULT_PRIO (MAX_RT_PRIO + 20)
+
+static inline int rt_prio(int prio)
+{
+ if (unlikely(prio < MAX_RT_PRIO))
+ return 1;
+ return 0;
+}
+
+static inline int rt_task(struct task_struct *p)
+{
+ return rt_prio(p->prio);
+}
+
static inline pid_t process_group(struct task_struct *tsk)
{
return tsk->signal->pgrp;
@@ -1223,7 +1321,7 @@ static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask)
extern unsigned long long sched_clock(void);
extern unsigned long long
-current_sched_time(const struct task_struct *current_task);
+task_sched_runtime(struct task_struct *task);
/* sched_exec is called by processes performing an exec */
#ifdef CONFIG_SMP
@@ -1232,6 +1330,8 @@ extern void sched_exec(void);
#define sched_exec() {}
#endif
+extern void sched_clock_unstable_event(void);
+
#ifdef CONFIG_HOTPLUG_CPU
extern void idle_task_exit(void);
#else
@@ -1240,6 +1340,14 @@ static inline void idle_task_exit(void) {}
extern void sched_idle_next(void);
+extern unsigned int sysctl_sched_granularity;
+extern unsigned int sysctl_sched_wakeup_granularity;
+extern unsigned int sysctl_sched_batch_wakeup_granularity;
+extern unsigned int sysctl_sched_stat_granularity;
+extern unsigned int sysctl_sched_runtime_limit;
+extern unsigned int sysctl_sched_child_runs_first;
+extern unsigned int sysctl_sched_features;
+
#ifdef CONFIG_RT_MUTEXES
extern int rt_mutex_getprio(struct task_struct *p);
extern void rt_mutex_setprio(struct task_struct *p, int prio);
@@ -1317,8 +1425,8 @@ extern void FASTCALL(wake_up_new_task(struct task_struct * tsk,
#else
static inline void kick_process(struct task_struct *tsk) { }
#endif
-extern void FASTCALL(sched_fork(struct task_struct * p, int clone_flags));
-extern void FASTCALL(sched_exit(struct task_struct * p));
+extern void sched_fork(struct task_struct *p, int clone_flags);
+extern void sched_dead(struct task_struct *p);
extern int in_group_p(gid_t);
extern int in_egroup_p(gid_t);
@@ -1406,7 +1514,7 @@ extern struct mm_struct * mm_alloc(void);
extern void FASTCALL(__mmdrop(struct mm_struct *));
static inline void mmdrop(struct mm_struct * mm)
{
- if (atomic_dec_and_test(&mm->mm_count))
+ if (unlikely(atomic_dec_and_test(&mm->mm_count)))
__mmdrop(mm);
}
@@ -1638,10 +1746,7 @@ static inline unsigned int task_cpu(const struct task_struct *p)
return task_thread_info(p)->cpu;
}
-static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
-{
- task_thread_info(p)->cpu = cpu;
-}
+extern void set_task_cpu(struct task_struct *p, unsigned int cpu);
#else
diff --git a/include/linux/topology.h b/include/linux/topology.h
index a9d1f049cc1..da6c39b2d05 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -98,7 +98,7 @@
.cache_nice_tries = 0, \
.busy_idx = 0, \
.idle_idx = 0, \
- .newidle_idx = 1, \
+ .newidle_idx = 0, \
.wake_idx = 0, \
.forkexec_idx = 0, \
.flags = SD_LOAD_BALANCE \
@@ -128,14 +128,15 @@
.imbalance_pct = 125, \
.cache_nice_tries = 1, \
.busy_idx = 2, \
- .idle_idx = 1, \
- .newidle_idx = 2, \
+ .idle_idx = 0, \
+ .newidle_idx = 0, \
.wake_idx = 1, \
.forkexec_idx = 1, \
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_NEWIDLE \
| SD_BALANCE_EXEC \
| SD_WAKE_AFFINE \
+ | SD_WAKE_IDLE \
| SD_SHARE_PKG_RESOURCES\
| BALANCE_FOR_MC_POWER, \
.last_balance = jiffies, \
@@ -158,14 +159,15 @@
.imbalance_pct = 125, \
.cache_nice_tries = 1, \
.busy_idx = 2, \
- .idle_idx = 1, \
- .newidle_idx = 2, \
+ .idle_idx = 0, \
+ .newidle_idx = 0, \
.wake_idx = 1, \
.forkexec_idx = 1, \
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_NEWIDLE \
| SD_BALANCE_EXEC \
| SD_WAKE_AFFINE \
+ | SD_WAKE_IDLE \
| BALANCE_FOR_PKG_POWER,\
.last_balance = jiffies, \
.balance_interval = 1, \
diff --git a/include/linux/wait.h b/include/linux/wait.h
index e820d00e138..0e686280450 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -366,15 +366,15 @@ static inline void remove_wait_queue_locked(wait_queue_head_t *q,
/*
* These are the old interfaces to sleep waiting for an event.
- * They are racy. DO NOT use them, use the wait_event* interfaces above.
- * We plan to remove these interfaces during 2.7.
+ * They are racy. DO NOT use them, use the wait_event* interfaces above.
+ * We plan to remove these interfaces.
*/
-extern void FASTCALL(sleep_on(wait_queue_head_t *q));
-extern long FASTCALL(sleep_on_timeout(wait_queue_head_t *q,
- signed long timeout));
-extern void FASTCALL(interruptible_sleep_on(wait_queue_head_t *q));
-extern long FASTCALL(interruptible_sleep_on_timeout(wait_queue_head_t *q,
- signed long timeout));
+extern void sleep_on(wait_queue_head_t *q);
+extern long sleep_on_timeout(wait_queue_head_t *q,
+ signed long timeout);
+extern void interruptible_sleep_on(wait_queue_head_t *q);
+extern long interruptible_sleep_on_timeout(wait_queue_head_t *q,
+ signed long timeout);
/*
* Waitqueues which are removed from the waitqueue_head at wakeup time
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-21 15:21:47 +0000