Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

Conflicts:
	drivers/net/bonding/bond_main.c
	drivers/net/via-velocity.c
	drivers/net/wireless/iwlwifi/iwl-agn.c

16 files changed, 168 insertions, 63 deletions

diff --git a/include/linux/amba/clcd.h b/include/linux/amba/clcd.h
index 29c0448265cf..ca16c3801a1e 100644
--- a/include/linux/amba/clcd.h
+++ b/include/linux/amba/clcd.h
@@ -21,22 +21,21 @@
 #define CLCD_UBAS               0x00000010
 #define CLCD_LBAS               0x00000014
 
-#if !defined(CONFIG_ARCH_VERSATILE) && !defined(CONFIG_ARCH_REALVIEW)
-#define CLCD_IENB               0x00000018
-#define CLCD_CNTL               0x0000001c
-#else
-/*
- * Someone rearranged these two registers on the Versatile
- * platform...
- */
-#define CLCD_IENB               0x0000001c
-#define CLCD_CNTL               0x00000018
-#endif
-
-#define CLCD_STAT               0x00000020
-#define CLCD_INTR               0x00000024
-#define CLCD_UCUR               0x00000028
-#define CLCD_LCUR               0x0000002C
+#define CLCD_PL110_IENB         0x00000018
+#define CLCD_PL110_CNTL         0x0000001c
+#define CLCD_PL110_STAT         0x00000020
+#define CLCD_PL110_INTR         0x00000024
+#define CLCD_PL110_UCUR         0x00000028
+#define CLCD_PL110_LCUR         0x0000002C
+
+#define CLCD_PL111_CNTL         0x00000018
+#define CLCD_PL111_IENB         0x0000001c
+#define CLCD_PL111_RIS          0x00000020
+#define CLCD_PL111_MIS          0x00000024
+#define CLCD_PL111_ICR          0x00000028
+#define CLCD_PL111_UCUR         0x0000002c
+#define CLCD_PL111_LCUR         0x00000030
+
 #define CLCD_PALL               0x00000200
 #define CLCD_PALETTE            0x00000200
 
@@ -147,6 +146,8 @@ struct clcd_fb {
         struct clcd_board       *board;
         void                    *board_data;
         void __iomem            *regs;
+        u16                     off_ienb;
+        u16                     off_cntl;
         u32                     clcd_cntl;
         u32                     cmap[16];
 };
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index 8c4f884db6b4..4a3d52e545e1 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -36,18 +36,18 @@ struct backlight_device;
 struct fb_info;
 
 struct backlight_ops {
-        const unsigned int options;
+        unsigned int options;
 
 #define BL_CORE_SUSPENDRESUME   (1 << 0)
 
         /* Notify the backlight driver some property has changed */
-        int (* const update_status)(struct backlight_device *);
+        int (*update_status)(struct backlight_device *);
         /* Return the current backlight brightness (accounting for power,
            fb_blank etc.) */
-        int (* const get_brightness)(struct backlight_device *);
+        int (*get_brightness)(struct backlight_device *);
         /* Check if given framebuffer device is the one bound to this backlight;
            return 0 if not, !=0 if it is. If NULL, backlight always matches the fb. */
-        int (* const check_fb)(struct fb_info *);
+        int (*check_fb)(struct backlight_device *, struct fb_info *);
 };
 
 /* This structure defines all the properties of a backlight */
@@ -103,7 +103,8 @@ static inline void backlight_update_status(struct backlight_device *bd)
 }
 
 extern struct backlight_device *backlight_device_register(const char *name,
-        struct device *dev, void *devdata, const struct backlight_ops *ops);
+        struct device *dev, void *devdata, const struct backlight_ops *ops,
+        const struct backlight_properties *props);
 extern void backlight_device_unregister(struct backlight_device *bd);
 extern void backlight_force_update(struct backlight_device *bd,
                                    enum backlight_update_reason reason);
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 6b7c444ab8f6..c0f4b364c711 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -131,12 +131,12 @@ struct ftrace_event_call {
         void                    *mod;
         void                    *data;
 
-        int                     profile_count;
-        int                     (*profile_enable)(struct ftrace_event_call *);
-        void                    (*profile_disable)(struct ftrace_event_call *);
+        int                     perf_refcount;
+        int                     (*perf_event_enable)(struct ftrace_event_call *);
+        void                    (*perf_event_disable)(struct ftrace_event_call *);
 };
 
-#define FTRACE_MAX_PROFILE_SIZE 2048
+#define PERF_MAX_TRACE_SIZE     2048
 
 #define MAX_FILTER_PRED         32
 #define MAX_FILTER_STR_VAL      256     /* Should handle KSYM_SYMBOL_LEN */
@@ -187,22 +187,25 @@ do {									\
 
 #ifdef CONFIG_PERF_EVENTS
 struct perf_event;
-extern int ftrace_profile_enable(int event_id);
-extern void ftrace_profile_disable(int event_id);
+
+DECLARE_PER_CPU(struct pt_regs, perf_trace_regs);
+
+extern int perf_trace_enable(int event_id);
+extern void perf_trace_disable(int event_id);
 extern int ftrace_profile_set_filter(struct perf_event *event, int event_id,
                                      char *filter_str);
 extern void ftrace_profile_free_filter(struct perf_event *event);
 extern void *
-ftrace_perf_buf_prepare(int size, unsigned short type, int *rctxp,
+perf_trace_buf_prepare(int size, unsigned short type, int *rctxp,
                          unsigned long *irq_flags);
 
 static inline void
-ftrace_perf_buf_submit(void *raw_data, int size, int rctx, u64 addr,
-                       u64 count, unsigned long irq_flags)
+perf_trace_buf_submit(void *raw_data, int size, int rctx, u64 addr,
+                       u64 count, unsigned long irq_flags, struct pt_regs *regs)
 {
         struct trace_entry *entry = raw_data;
 
-        perf_tp_event(entry->type, addr, count, raw_data, size);
+        perf_tp_event(entry->type, addr, count, raw_data, size, regs);
         perf_swevent_put_recursion_context(rctx);
         local_irq_restore(irq_flags);
 }
diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h
index 1822d635be6b..16b92d008bed 100644
--- a/include/linux/if_tunnel.h
+++ b/include/linux/if_tunnel.h
@@ -2,6 +2,7 @@
 #define _IF_TUNNEL_H_
 
 #include <linux/types.h>
+#include <asm/byteorder.h>
 
 #ifdef __KERNEL__
 #include <linux/ip.h>
diff --git a/include/linux/memory.h b/include/linux/memory.h
index 1adfe779eb99..85582e1bcee9 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -36,6 +36,8 @@ struct memory_block {
         struct sys_device sysdev;
 };
 
+int arch_get_memory_phys_device(unsigned long start_pfn);
+
 /* These states are exposed to userspace as text strings in sysfs */
 #define MEM_ONLINE              (1<<0) /* exposed to userspace */
 #define MEM_GOING_OFFLINE       (1<<1) /* exposed to userspace */
diff --git a/include/linux/netfilter_ipv6.h b/include/linux/netfilter_ipv6.h
index d654873aa25a..1f7e300094cd 100644
--- a/include/linux/netfilter_ipv6.h
+++ b/include/linux/netfilter_ipv6.h
@@ -59,6 +59,7 @@
 enum nf_ip6_hook_priorities {
         NF_IP6_PRI_FIRST = INT_MIN,
         NF_IP6_PRI_CONNTRACK_DEFRAG = -400,
+        NF_IP6_PRI_RAW = -300,
         NF_IP6_PRI_SELINUX_FIRST = -225,
         NF_IP6_PRI_CONNTRACK = -200,
         NF_IP6_PRI_MANGLE = -150,
diff --git a/include/linux/of.h b/include/linux/of.h
index f6d9cbc39c9c..a367e19bb3af 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -127,7 +127,7 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size)
 
 /* Default string compare functions, Allow arch asm/prom.h to override */
 #if !defined(of_compat_cmp)
-#define of_compat_cmp(s1, s2, l)        strncasecmp((s1), (s2), (l))
+#define of_compat_cmp(s1, s2, l)        strcasecmp((s1), (s2))
 #define of_prop_cmp(s1, s2)             strcmp((s1), (s2))
 #define of_node_cmp(s1, s2)             strcasecmp((s1), (s2))
 #endif
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 6f8cd7da1a01..95477038a72a 100644
--- a/include/linux/perf_event.h
+++ b/include/linux/perf_event.h
@@ -452,6 +452,8 @@ enum perf_callchain_context {
 #include <linux/fs.h>
 #include <linux/pid_namespace.h>
 #include <linux/workqueue.h>
+#include <linux/ftrace.h>
+#include <linux/cpu.h>
 #include <asm/atomic.h>
 
 #define PERF_MAX_STACK_DEPTH            255
@@ -847,6 +849,44 @@ perf_sw_event(u32 event_id, u64 nr, int nmi, struct pt_regs *regs, u64 addr)
                 __perf_sw_event(event_id, nr, nmi, regs, addr);
 }
 
+extern void
+perf_arch_fetch_caller_regs(struct pt_regs *regs, unsigned long ip, int skip);
+
+/*
+ * Take a snapshot of the regs. Skip ip and frame pointer to
+ * the nth caller. We only need a few of the regs:
+ * - ip for PERF_SAMPLE_IP
+ * - cs for user_mode() tests
+ * - bp for callchains
+ * - eflags, for future purposes, just in case
+ */
+static inline void perf_fetch_caller_regs(struct pt_regs *regs, int skip)
+{
+        unsigned long ip;
+
+        memset(regs, 0, sizeof(*regs));
+
+        switch (skip) {
+        case 1 :
+                ip = CALLER_ADDR0;
+                break;
+        case 2 :
+                ip = CALLER_ADDR1;
+                break;
+        case 3 :
+                ip = CALLER_ADDR2;
+                break;
+        case 4:
+                ip = CALLER_ADDR3;
+                break;
+        /* No need to support further for now */
+        default:
+                ip = 0;
+        }
+
+        return perf_arch_fetch_caller_regs(regs, ip, skip);
+}
+
 extern void __perf_event_mmap(struct vm_area_struct *vma);
 
 static inline void perf_event_mmap(struct vm_area_struct *vma)
@@ -880,7 +920,8 @@ static inline bool perf_paranoid_kernel(void)
 }
 
 extern void perf_event_init(void);
-extern void perf_tp_event(int event_id, u64 addr, u64 count, void *record, int entry_size);
+extern void perf_tp_event(int event_id, u64 addr, u64 count, void *record,
+                          int entry_size, struct pt_regs *regs);
 extern void perf_bp_event(struct perf_event *event, void *data);
 
 #ifndef perf_misc_flags
@@ -936,5 +977,21 @@ static inline void perf_event_disable(struct perf_event *event)		{ }
 #define perf_output_put(handle, x) \
         perf_output_copy((handle), &(x), sizeof(x))
 
+/*
+ * This has to have a higher priority than migration_notifier in sched.c.
+ */
+#define perf_cpu_notifier(fn)                                   \
+do {                                                            \
+        static struct notifier_block fn##_nb __cpuinitdata =    \
+                { .notifier_call = fn, .priority = 20 };        \
+        fn(&fn##_nb, (unsigned long)CPU_UP_PREPARE,             \
+                (void *)(unsigned long)smp_processor_id());     \
+        fn(&fn##_nb, (unsigned long)CPU_STARTING,               \
+                (void *)(unsigned long)smp_processor_id());     \
+        fn(&fn##_nb, (unsigned long)CPU_ONLINE,                 \
+                (void *)(unsigned long)smp_processor_id());     \
+        register_cpu_notifier(&fn##_nb);                        \
+} while (0)
+
 #endif /* __KERNEL__ */
 #endif /* _LINUX_PERF_EVENT_H */
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h
index 1b177d29a7f0..193d4bfe42ff 100644
--- a/include/linux/serial_sci.h
+++ b/include/linux/serial_sci.h
@@ -2,7 +2,9 @@
 #define __LINUX_SERIAL_SCI_H
 
 #include <linux/serial_core.h>
+#ifdef CONFIG_SERIAL_SH_SCI_DMA
 #include <asm/dmaengine.h>
+#endif
 
 /*
  * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts)
@@ -30,8 +32,10 @@ struct plat_sci_port {
         upf_t           flags;                  /* UPF_* flags */
         char            *clk;                   /* clock string */
         struct device   *dma_dev;
+#ifdef CONFIG_SERIAL_SH_SCI_DMA
         enum sh_dmae_slave_chan_id dma_slave_tx;
         enum sh_dmae_slave_chan_id dma_slave_rx;
+#endif
 };
 
 #endif /* __LINUX_SERIAL_SCI_H */
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index def10b064f29..cf42f194616e 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -190,9 +190,6 @@ struct skb_shared_info {
         atomic_t        dataref;
         unsigned short  nr_frags;
         unsigned short  gso_size;
-#ifdef CONFIG_HAS_DMA
-        dma_addr_t      dma_head;
-#endif
         /* Warning: this field is not always filled in (UFO)! */
         unsigned short  gso_segs;
         unsigned short  gso_type;
@@ -201,9 +198,6 @@ struct skb_shared_info {
         struct sk_buff  *frag_list;
         struct skb_shared_hwtstamps hwtstamps;
         skb_frag_t      frags[MAX_SKB_FRAGS];
-#ifdef CONFIG_HAS_DMA
-        dma_addr_t      dma_maps[MAX_SKB_FRAGS];
-#endif
         /* Intermediate layers must ensure that destructor_arg
          * remains valid until skb destructor */
         void *          destructor_arg;
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 960659bd8f78..032a19eb61b1 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -257,6 +257,7 @@ struct ucred {
 #define MSG_ERRQUEUE    0x2000  /* Fetch message from error queue */
 #define MSG_NOSIGNAL    0x4000  /* Do not generate SIGPIPE */
 #define MSG_MORE        0x8000  /* Sender will send more */
+#define MSG_WAITFORONE  0x10000 /* recvmmsg(): block until 1+ packets avail */
 
 #define MSG_EOF         MSG_FIN
 
diff --git a/include/linux/spi/l4f00242t03.h b/include/linux/spi/l4f00242t03.h
new file mode 100644
index 000000000000..aee1dbda4edc
--- /dev/null
+++ b/include/linux/spi/l4f00242t03.h
@@ -0,0 +1,31 @@
+/*
+ * l4f00242t03.h -- Platform glue for Epson L4F00242T03 LCD
+ *
+ * Copyright (c) 2009 Alberto Panizzo <maramaopercheseimorto@gmail.com>
+ * Based on Marek Vasut work in lms283gf05.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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
+*/
+
+#ifndef _INCLUDE_LINUX_SPI_L4F00242T03_H_
+#define _INCLUDE_LINUX_SPI_L4F00242T03_H_
+
+struct l4f00242t03_pdata {
+        unsigned int    reset_gpio;
+        unsigned int    data_enable_gpio;
+        const char      *io_supply;     /* will be set to 1.8 V */
+        const char      *core_supply;   /* will be set to 2.8 V */
+};
+
+#endif /* _INCLUDE_LINUX_SPI_L4F00242T03_H_ */
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index 44f2ad0e8825..057929b0a651 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -105,18 +105,18 @@ struct perf_event_attr;
 
 #ifdef CONFIG_PERF_EVENTS
 
-#define TRACE_SYS_ENTER_PROFILE_INIT(sname)                                    \
-        .profile_enable = prof_sysenter_enable,                                \
-        .profile_disable = prof_sysenter_disable,
+#define TRACE_SYS_ENTER_PERF_INIT(sname)                                       \
+        .perf_event_enable = perf_sysenter_enable,                             \
+        .perf_event_disable = perf_sysenter_disable,
 
-#define TRACE_SYS_EXIT_PROFILE_INIT(sname)                                     \
-        .profile_enable = prof_sysexit_enable,                                 \
-        .profile_disable = prof_sysexit_disable,
+#define TRACE_SYS_EXIT_PERF_INIT(sname)                                        \
+        .perf_event_enable = perf_sysexit_enable,                              \
+        .perf_event_disable = perf_sysexit_disable,
 #else
-#define TRACE_SYS_ENTER_PROFILE(sname)
-#define TRACE_SYS_ENTER_PROFILE_INIT(sname)
-#define TRACE_SYS_EXIT_PROFILE(sname)
-#define TRACE_SYS_EXIT_PROFILE_INIT(sname)
+#define TRACE_SYS_ENTER_PERF(sname)
+#define TRACE_SYS_ENTER_PERF_INIT(sname)
+#define TRACE_SYS_EXIT_PERF(sname)
+#define TRACE_SYS_EXIT_PERF_INIT(sname)
 #endif /* CONFIG_PERF_EVENTS */
 
 #ifdef CONFIG_FTRACE_SYSCALLS
@@ -153,7 +153,7 @@ struct perf_event_attr;
                 .regfunc                = reg_event_syscall_enter,      \
                 .unregfunc              = unreg_event_syscall_enter,    \
                 .data                   = (void *)&__syscall_meta_##sname,\
-                TRACE_SYS_ENTER_PROFILE_INIT(sname)                     \
+                TRACE_SYS_ENTER_PERF_INIT(sname)                        \
         }
 
 #define SYSCALL_TRACE_EXIT_EVENT(sname)                                 \
@@ -175,7 +175,7 @@ struct perf_event_attr;
                 .regfunc                = reg_event_syscall_exit,       \
                 .unregfunc              = unreg_event_syscall_exit,     \
                 .data                   = (void *)&__syscall_meta_##sname,\
-                TRACE_SYS_EXIT_PROFILE_INIT(sname)                      \
+                TRACE_SYS_EXIT_PERF_INIT(sname)                 \
         }
 
 #define SYSCALL_METADATA(sname, nb)                             \
@@ -688,7 +688,7 @@ asmlinkage long sys_shmat(int shmid, char __user *shmaddr, int shmflg);
 asmlinkage long sys_shmget(key_t key, size_t size, int flag);
 asmlinkage long sys_shmdt(char __user *shmaddr);
 asmlinkage long sys_shmctl(int shmid, int cmd, struct shmid_ds __user *buf);
-asmlinkage long sys_ipc(unsigned int call, int first, int second,
+asmlinkage long sys_ipc(unsigned int call, int first, unsigned long second,
                 unsigned long third, void __user *ptr, long fifth);
 
 asmlinkage long sys_mq_open(const char __user *name, int oflag, mode_t mode, struct mq_attr __user *attr);
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 71c7e9c96b23..bb44fa9ae135 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -70,12 +70,13 @@ struct tty_buffer {
 
 /*
  * We default to dicing tty buffer allocations to this many characters
- * in order to avoid multiple page allocations. We assume tty_buffer itself
- * is under 256 bytes. See tty_buffer_find for the allocation logic this
- * must match
+ * in order to avoid multiple page allocations. We know the size of
+ * tty_buffer itself but it must also be taken into account that the
+ * the buffer is 256 byte aligned. See tty_buffer_find for the allocation
+ * logic this must match
  */
 
-#define TTY_BUFFER_PAGE         ((PAGE_SIZE  - 256) / 2)
+#define TTY_BUFFER_PAGE (((PAGE_SIZE - sizeof(struct tty_buffer)) / 2) & ~0xFF)
 
 
 struct tty_bufhead {
@@ -223,6 +224,7 @@ struct tty_port {
         wait_queue_head_t       close_wait;     /* Close waiters */
         wait_queue_head_t       delta_msr_wait; /* Modem status change */
         unsigned long           flags;          /* TTY flags ASY_*/
+        unsigned char           console:1;      /* port is a console */
         struct mutex            mutex;          /* Locking */
         struct mutex            buf_mutex;      /* Buffer alloc lock */
         unsigned char           *xmit_buf;      /* Optional buffer */
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 8c9f053111bb..ce1323c4e47c 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1055,7 +1055,8 @@ typedef void (*usb_complete_t)(struct urb *);
  * @number_of_packets: Lists the number of ISO transfer buffers.
  * @interval: Specifies the polling interval for interrupt or isochronous
  *      transfers.  The units are frames (milliseconds) for full and low
- *      speed devices, and microframes (1/8 millisecond) for highspeed ones.
+ *      speed devices, and microframes (1/8 millisecond) for highspeed
+ *      and SuperSpeed devices.
  * @error_count: Returns the number of ISO transfers that reported errors.
  * @context: For use in completion functions.  This normally points to
  *      request-specific driver context.
@@ -1286,9 +1287,16 @@ static inline void usb_fill_bulk_urb(struct urb *urb,
  *
  * Initializes a interrupt urb with the proper information needed to submit
  * it to a device.
- * Note that high speed interrupt endpoints use a logarithmic encoding of
- * the endpoint interval, and express polling intervals in microframes
- * (eight per millisecond) rather than in frames (one per millisecond).
+ *
+ * Note that High Speed and SuperSpeed interrupt endpoints use a logarithmic
+ * encoding of the endpoint interval, and express polling intervals in
+ * microframes (eight per millisecond) rather than in frames (one per
+ * millisecond).
+ *
+ * Wireless USB also uses the logarithmic encoding, but specifies it in units of
+ * 128us instead of 125us.  For Wireless USB devices, the interval is passed
+ * through to the host controller, rather than being translated into microframe
+ * units.
  */
 static inline void usb_fill_int_urb(struct urb *urb,
                                     struct usb_device *dev,
@@ -1305,7 +1313,7 @@ static inline void usb_fill_int_urb(struct urb *urb,
         urb->transfer_buffer_length = buffer_length;
         urb->complete = complete_fn;
         urb->context = context;
-        if (dev->speed == USB_SPEED_HIGH)
+        if (dev->speed == USB_SPEED_HIGH || dev->speed == USB_SPEED_SUPER)
                 urb->interval = 1 << (interval - 1);
         else
                 urb->interval = interval;
diff --git a/include/linux/vt.h b/include/linux/vt.h
index 778b7b2a47d4..d5dd0bc408fd 100644
--- a/include/linux/vt.h
+++ b/include/linux/vt.h
@@ -27,7 +27,7 @@ struct vt_mode {
 #define VT_SETMODE      0x5602  /* set mode of active vt */
 #define         VT_AUTO         0x00    /* auto vt switching */
 #define         VT_PROCESS      0x01    /* process controls switching */
-#define         VT_PROCESS_AUTO 0x02    /* process is notified of switching */
+#define         VT_ACKACQ       0x02    /* acknowledge switch */
 
 struct vt_stat {
         unsigned short v_active;        /* active vt */
@@ -38,7 +38,6 @@ struct vt_stat {
 #define VT_SENDSIG      0x5604  /* signal to send to bitmask of vts */
 
 #define VT_RELDISP      0x5605  /* release display */
-#define         VT_ACKACQ       0x02    /* acknowledge switch */
 
 #define VT_ACTIVATE     0x5606  /* make vt active */
 #define VT_WAITACTIVE   0x5607  /* wait for vt active */