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Merge branch 'x86/urgent' into x86/cleanups

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This commit is contained in:
H. Peter Anvin 2008-08-25 22:45:37 -07:00
commit 94d4ac2f4a
406 changed files with 4406 additions and 3166 deletions
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1
include/asm-cris/Kbuild
View file

@ -1,6 +1,5 @@
include include/asm-generic/Kbuild.asm
header-y += arch/
header-y += arch-v10/
header-y += arch-v32/

2
include/asm-frv/io.h
View file

@ -271,6 +271,8 @@ static inline void __iomem *ioremap_fullcache(unsigned long physaddr, unsigned l
return __ioremap(physaddr, size, IOMAP_FULL_CACHING);
}
#define ioremap_wc ioremap_nocache
extern void iounmap(void volatile __iomem *addr);
static inline void __iomem *ioport_map(unsigned long port, unsigned int nr)

2
include/asm-mn10300/io.h
View file

@ -259,6 +259,8 @@ static inline void *ioremap_nocache(unsigned long offset, unsigned long size)
return (void *) (offset | 0x20000000);
}
#define ioremap_wc ioremap_nocache
static inline void iounmap(void *addr)
{
}

2
include/asm-x86/cpufeature.h
View file

@ -91,6 +91,7 @@
#define X86_FEATURE_CX16 (4*32+13) /* CMPXCHG16B */
#define X86_FEATURE_XTPR (4*32+14) /* Send Task Priority Messages */
#define X86_FEATURE_DCA (4*32+18) /* Direct Cache Access */
#define X86_FEATURE_XMM4_2 (4*32+20) /* Streaming SIMD Extensions-4.2 */
/* VIA/Cyrix/Centaur-defined CPU features, CPUID level 0xC0000001, word 5 */
#define X86_FEATURE_XSTORE (5*32+ 2) /* on-CPU RNG present (xstore insn) */
@ -189,6 +190,7 @@ extern const char * const x86_power_flags[32];
#define cpu_has_gbpages boot_cpu_has(X86_FEATURE_GBPAGES)
#define cpu_has_arch_perfmon boot_cpu_has(X86_FEATURE_ARCH_PERFMON)
#define cpu_has_pat boot_cpu_has(X86_FEATURE_PAT)
#define cpu_has_xmm4_2 boot_cpu_has(X86_FEATURE_XMM4_2)
#if defined(CONFIG_X86_INVLPG) || defined(CONFIG_X86_64)
# define cpu_has_invlpg 1

27
include/asm-x86/msr.h
View file

@ -52,14 +52,14 @@ static inline unsigned long long native_read_msr_safe(unsigned int msr,
{
DECLARE_ARGS(val, low, high);
asm volatile("2: rdmsr ; xor %0,%0\n"
asm volatile("2: rdmsr ; xor %[err],%[err]\n"
"1:\n\t"
".section .fixup,\"ax\"\n\t"
"3: mov %3,%0 ; jmp 1b\n\t"
"3: mov %[fault],%[err] ; jmp 1b\n\t"
".previous\n\t"
_ASM_EXTABLE(2b, 3b)
: "=r" (*err), EAX_EDX_RET(val, low, high)
: "c" (msr), "i" (-EFAULT));
: [err] "=r" (*err), EAX_EDX_RET(val, low, high)
: "c" (msr), [fault] "i" (-EFAULT));
return EAX_EDX_VAL(val, low, high);
}
@ -73,15 +73,15 @@ static inline int native_write_msr_safe(unsigned int msr,
unsigned low, unsigned high)
{
int err;
asm volatile("2: wrmsr ; xor %0,%0\n"
asm volatile("2: wrmsr ; xor %[err],%[err]\n"
"1:\n\t"
".section .fixup,\"ax\"\n\t"
"3: mov %4,%0 ; jmp 1b\n\t"
"3: mov %[fault],%[err] ; jmp 1b\n\t"
".previous\n\t"
_ASM_EXTABLE(2b, 3b)
: "=a" (err)
: [err] "=a" (err)
: "c" (msr), "0" (low), "d" (high),
"i" (-EFAULT)
[fault] "i" (-EFAULT)
: "memory");
return err;
}
@ -192,19 +192,20 @@ do { \
#define write_rdtscp_aux(val) wrmsr(0xc0000103, (val), 0)
#ifdef CONFIG_SMP
void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h);
int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h);
#else /* CONFIG_SMP */
static inline void rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h)
static inline int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h)
{
rdmsr(msr_no, *l, *h);
return 0;
}
static inline void wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h)
static inline int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h)
{
wrmsr(msr_no, l, h);
return 0;
}
static inline int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no,
u32 *l, u32 *h)

1
include/asm-x86/xen/hypervisor.h
View file

@ -35,7 +35,6 @@
#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/version.h>
#include <xen/interface/xen.h>
#include <xen/interface/version.h>

5
include/linux/device.h
View file

@ -358,6 +358,7 @@ struct device {
struct kobject kobj;
char bus_id[BUS_ID_SIZE]; /* position on parent bus */
const char *init_name; /* initial name of the device */
struct device_type *type;
unsigned uevent_suppress:1;
@ -406,7 +407,7 @@ struct device {
/* Get the wakeup routines, which depend on struct device */
#include <linux/pm_wakeup.h>
static inline const char *dev_name(struct device *dev)
static inline const char *dev_name(const struct device *dev)
{
/* will be changed into kobject_name(&dev->kobj) in the near future */
return dev->bus_id;
@ -518,7 +519,7 @@ extern void device_shutdown(void);
extern void sysdev_shutdown(void);
/* debugging and troubleshooting/diagnostic helpers. */
extern const char *dev_driver_string(struct device *dev);
extern const char *dev_driver_string(const struct device *dev);
#define dev_printk(level, dev, format, arg...) \
printk(level "%s %s: " format , dev_driver_string(dev) , \
dev_name(dev) , ## arg)

21
include/linux/exportfs.h
View file

@ -34,6 +34,27 @@ enum fid_type {
*/
FILEID_INO32_GEN_PARENT = 2,
/*
* 64 bit object ID, 64 bit root object ID,
* 32 bit generation number.
*/
FILEID_BTRFS_WITHOUT_PARENT = 0x4d,
/*
* 64 bit object ID, 64 bit root object ID,
* 32 bit generation number,
* 64 bit parent object ID, 32 bit parent generation.
*/
FILEID_BTRFS_WITH_PARENT = 0x4e,
/*
* 64 bit object ID, 64 bit root object ID,
* 32 bit generation number,
* 64 bit parent object ID, 32 bit parent generation,
* 64 bit parent root object ID.
*/
FILEID_BTRFS_WITH_PARENT_ROOT = 0x4f,
/*
* 32 bit block number, 16 bit partition reference,
* 16 bit unused, 32 bit generation number.

3
include/linux/fb.h
View file

@ -976,6 +976,9 @@ static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch,
/* drivers/video/fb_defio.c */
extern void fb_deferred_io_init(struct fb_info *info);
extern void fb_deferred_io_open(struct fb_info *info,
struct inode *inode,
struct file *file);
extern void fb_deferred_io_cleanup(struct fb_info *info);
extern int fb_deferred_io_fsync(struct file *file, struct dentry *dentry,
int datasync);

1
include/linux/fs_uart_pd.h
View file

@ -12,7 +12,6 @@
#ifndef FS_UART_PD_H
#define FS_UART_PD_H
#include <linux/version.h>
#include <asm/types.h>
enum fs_uart_id {

1
include/linux/if_tun.h
View file

@ -45,6 +45,7 @@
#define TUNGETFEATURES _IOR('T', 207, unsigned int)
#define TUNSETOFFLOAD _IOW('T', 208, unsigned int)
#define TUNSETTXFILTER _IOW('T', 209, unsigned int)
#define TUNGETIFF _IOR('T', 210, unsigned int)
/* TUNSETIFF ifr flags */
#define IFF_TUN 0x0001

24
include/linux/libata.h
View file

@ -163,6 +163,7 @@ enum {
ATA_DEV_NONE = 9, /* no device */
/* struct ata_link flags */
ATA_LFLAG_NO_HRST = (1 << 1), /* avoid hardreset */
ATA_LFLAG_NO_SRST = (1 << 2), /* avoid softreset */
ATA_LFLAG_ASSUME_ATA = (1 << 3), /* assume ATA class */
ATA_LFLAG_ASSUME_SEMB = (1 << 4), /* assume SEMB class */
@ -646,6 +647,7 @@ struct ata_link {
unsigned int flags; /* ATA_LFLAG_xxx */
u32 saved_scontrol; /* SControl on probe */
unsigned int hw_sata_spd_limit;
unsigned int sata_spd_limit;
unsigned int sata_spd; /* current SATA PHY speed */
@ -1427,6 +1429,28 @@ static inline unsigned long ata_deadline(unsigned long from_jiffies,
return from_jiffies + msecs_to_jiffies(timeout_msecs);
}
/* Don't open code these in drivers as there are traps. Firstly the range may
change in future hardware and specs, secondly 0xFF means 'no DMA' but is
> UDMA_0. Dyma ddreigiau */
static inline int ata_using_mwdma(struct ata_device *adev)
{
if (adev->dma_mode >= XFER_MW_DMA_0 && adev->dma_mode <= XFER_MW_DMA_4)
return 1;
return 0;
}
static inline int ata_using_udma(struct ata_device *adev)
{
if (adev->dma_mode >= XFER_UDMA_0 && adev->dma_mode <= XFER_UDMA_7)
return 1;
return 0;
}
static inline int ata_dma_enabled(struct ata_device *adev)
{
return (adev->dma_mode == 0xFF ? 0 : 1);
}
/**************************************************************************
* PMP - drivers/ata/libata-pmp.c

11
include/linux/pci-acpi.h
View file

@ -57,6 +57,15 @@ static inline acpi_status pcie_osc_support_set(u32 flags)
{
return __pci_osc_support_set(flags, PCI_EXPRESS_ROOT_HID_STRING);
}
static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
{
/* Find root host bridge */
while (pdev->bus->self)
pdev = pdev->bus->self;
return acpi_get_pci_rootbridge_handle(pci_domain_nr(pdev->bus),
pdev->bus->number);
}
#else
#if !defined(AE_ERROR)
typedef u32 acpi_status;
@ -66,6 +75,8 @@ static inline acpi_status pci_osc_control_set(acpi_handle handle, u32 flags)
{return AE_ERROR;}
static inline acpi_status pci_osc_support_set(u32 flags) {return AE_ERROR;}
static inline acpi_status pcie_osc_support_set(u32 flags) {return AE_ERROR;}
static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev)
{ return NULL; }
#endif
#endif /* _PCI_ACPI_H_ */

3
include/linux/pci_ids.h
View file

@ -2428,6 +2428,9 @@
#define PCI_DEVICE_ID_INTEL_ICH10_3 0x3a1a
#define PCI_DEVICE_ID_INTEL_ICH10_4 0x3a30
#define PCI_DEVICE_ID_INTEL_ICH10_5 0x3a60
#define PCI_DEVICE_ID_INTEL_PCH_0 0x3b10
#define PCI_DEVICE_ID_INTEL_PCH_1 0x3b11
#define PCI_DEVICE_ID_INTEL_PCH_2 0x3b30
#define PCI_DEVICE_ID_INTEL_IOAT_SNB 0x402f
#define PCI_DEVICE_ID_INTEL_5100_16 0x65f0
#define PCI_DEVICE_ID_INTEL_5100_21 0x65f5

9
include/linux/pid.h
View file

@ -161,4 +161,13 @@ pid_t pid_vnr(struct pid *pid);
} \
} while (0)
#define do_each_pid_thread(pid, type, task) \
do_each_pid_task(pid, type, task) { \
struct task_struct *tg___ = task; \
do {
#define while_each_pid_thread(pid, type, task) \
} while_each_thread(tg___, task); \
task = tg___; \
} while_each_pid_task(pid, type, task)
#endif /* _LINUX_PID_H */

2
include/linux/rmap.h
View file

@ -102,7 +102,7 @@ int try_to_unmap(struct page *, int ignore_refs);
* Called from mm/filemap_xip.c to unmap empty zero page
*/
pte_t *page_check_address(struct page *, struct mm_struct *,
unsigned long, spinlock_t **);
unsigned long, spinlock_t **, int);
/*
* Used by swapoff to help locate where page is expected in vma.

4
include/linux/skbuff.h
View file

@ -1452,6 +1452,10 @@ extern int skb_copy_datagram_iovec(const struct sk_buff *from,
extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb,
int hlen,
struct iovec *iov);
extern int skb_copy_datagram_from_iovec(struct sk_buff *skb,
int offset,
struct iovec *from,
int len);
extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb);
extern int skb_kill_datagram(struct sock *sk, struct sk_buff *skb,
unsigned int flags);

5
include/linux/tick.h
View file

@ -74,10 +74,13 @@ extern struct tick_device *tick_get_device(int cpu);
extern int tick_init_highres(void);
extern int tick_program_event(ktime_t expires, int force);
extern void tick_setup_sched_timer(void);
# endif
# if defined CONFIG_NO_HZ || defined CONFIG_HIGH_RES_TIMERS
extern void tick_cancel_sched_timer(int cpu);
# else
static inline void tick_cancel_sched_timer(int cpu) { }
# endif /* HIGHRES */
# endif
# ifdef CONFIG_GENERIC_CLOCKEVENTS_BROADCAST
extern struct tick_device *tick_get_broadcast_device(void);

3
include/linux/usb.h
View file

@ -110,6 +110,8 @@ enum usb_interface_condition {
* @sysfs_files_created: sysfs attributes exist
* @needs_remote_wakeup: flag set when the driver requires remote-wakeup
* capability during autosuspend.
* @needs_altsetting0: flag set when a set-interface request for altsetting 0
* has been deferred.
* @needs_binding: flag set when the driver should be re-probed or unbound
* following a reset or suspend operation it doesn't support.
* @dev: driver model's view of this device
@ -162,6 +164,7 @@ struct usb_interface {
unsigned is_active:1; /* the interface is not suspended */
unsigned sysfs_files_created:1; /* the sysfs attributes exist */
unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */
unsigned needs_altsetting0:1; /* switch to altsetting 0 is pending */
unsigned needs_binding:1; /* needs delayed unbind/rebind */
struct device dev; /* interface specific device info */

3
include/net/addrconf.h
View file

@ -80,7 +80,8 @@ extern struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net,
struct net_device *dev,
int strict);
extern int ipv6_dev_get_saddr(struct net_device *dev,
extern int ipv6_dev_get_saddr(struct net *net,
struct net_device *dev,
const struct in6_addr *daddr,
unsigned int srcprefs,
struct in6_addr *saddr);

1
include/net/ip6_route.h
View file

@ -107,6 +107,7 @@ struct rt6_rtnl_dump_arg
{
struct sk_buff *skb;
struct netlink_callback *cb;
struct net *net;
};
extern int rt6_dump_route(struct rt6_info *rt, void *p_arg);

11
include/net/mac80211.h
View file

@ -708,10 +708,7 @@ enum ieee80211_tkip_key_type {
* rely on the host system for such buffering. This option is used
* to configure the IEEE 802.11 upper layer to buffer broadcast and
* multicast frames when there are power saving stations so that
* the driver can fetch them with ieee80211_get_buffered_bc(). Note
* that not setting this flag works properly only when the
* %IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE is also not set because
* otherwise the stack will not know when the DTIM beacon was sent.
* the driver can fetch them with ieee80211_get_buffered_bc().
*
* @IEEE80211_HW_2GHZ_SHORT_SLOT_INCAPABLE:
* Hardware is not capable of short slot operation on the 2.4 GHz band.
@ -1099,10 +1096,8 @@ enum ieee80211_ampdu_mlme_action {
* See the section "Frame filtering" for more information.
* This callback must be implemented and atomic.
*
* @set_tim: Set TIM bit. If the hardware/firmware takes care of beacon
* generation (that is, %IEEE80211_HW_HOST_GEN_BEACON_TEMPLATE is set)
* mac80211 calls this function when a TIM bit must be set or cleared
* for a given AID. Must be atomic.
* @set_tim: Set TIM bit. mac80211 calls this function when a TIM bit
* must be set or cleared for a given AID. Must be atomic.
*
* @set_key: See the section "Hardware crypto acceleration"
* This callback can sleep, and is only called between add_interface

1
include/net/pkt_sched.h
View file

@ -78,6 +78,7 @@ extern struct Qdisc *fifo_create_dflt(struct Qdisc *sch, struct Qdisc_ops *ops,
extern int register_qdisc(struct Qdisc_ops *qops);
extern int unregister_qdisc(struct Qdisc_ops *qops);
extern void qdisc_list_del(struct Qdisc *q);
extern struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle);
extern struct Qdisc *qdisc_lookup_class(struct net_device *dev, u32 handle);
extern struct qdisc_rate_table *qdisc_get_rtab(struct tc_ratespec *r,

7
include/net/sch_generic.h
View file

@ -27,6 +27,7 @@ enum qdisc_state_t
{
__QDISC_STATE_RUNNING,
__QDISC_STATE_SCHED,
__QDISC_STATE_DEACTIVATED,
};
struct qdisc_size_table {
@ -60,7 +61,6 @@ struct Qdisc
struct gnet_stats_basic bstats;
struct gnet_stats_queue qstats;
struct gnet_stats_rate_est rate_est;
struct rcu_head q_rcu;
int (*reshape_fail)(struct sk_buff *skb,
struct Qdisc *q);
@ -193,6 +193,11 @@ static inline struct Qdisc *qdisc_root(struct Qdisc *qdisc)
return qdisc->dev_queue->qdisc;
}
static inline struct Qdisc *qdisc_root_sleeping(struct Qdisc *qdisc)
{
return qdisc->dev_queue->qdisc_sleeping;
}
/* The qdisc root lock is a mechanism by which to top level
* of a qdisc tree can be locked from any qdisc node in the
* forest. This allows changing the configuration of some

3
include/scsi/scsi_device.h
View file

@ -6,6 +6,7 @@
#include <linux/spinlock.h>
#include <linux/workqueue.h>
#include <linux/blkdev.h>
#include <scsi/scsi.h>
#include <asm/atomic.h>
struct request_queue;
@ -426,7 +427,7 @@ static inline int scsi_device_enclosure(struct scsi_device *sdev)
static inline int scsi_device_protection(struct scsi_device *sdev)
{
return sdev->inquiry[5] & (1<<0);
return sdev->scsi_level > SCSI_2 && sdev->inquiry[5] & (1<<0);
}
#define MODULE_ALIAS_SCSI_DEVICE(type) \