Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jmorris/selin...

[linux-2.6-omap-h63xx.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 2b2ae4fdce8bbd689e5be2fe52be1ccc3add879b..9ddf25c21538e5ef103cc75d8fc2ecaa8536375c 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -13,10 +13,12 @@
 #include <linux/types.h>
 #include <linux/compiler.h>
 #include <linux/bitops.h>
+#include <linux/log2.h>
 #include <asm/byteorder.h>
 #include <asm/bug.h>
 
 extern const char linux_banner[];
+extern const char linux_proc_banner[];
 
 #define INT_MAX                ((int)(~0U>>1))
 #define INT_MIN                (-INT_MAX - 1)
@@ -30,9 +32,12 @@ extern const char linux_banner[];
 
 #define STACK_MAGIC    0xdeadbeef
 
+#define ALIGN(x,a)             __ALIGN_MASK(x,(typeof(x))(a)-1)
+#define __ALIGN_MASK(x,mask)   (((x)+(mask))&~(mask))
+
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
-#define ALIGN(x,a) (((x)+(a)-1UL)&~((a)-1UL))
 #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))
+#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
 
 #define        KERN_EMERG      "<0>"   /* system is unusable                   */
@@ -62,7 +67,7 @@ struct user;
  * context (spinlock, irq-handler, ...).
  *
  * This is a useful debugging help to be able to catch problems early and not
- * be biten later when the calling function happens to sleep when it is not
+ * be bitten later when the calling function happens to sleep when it is not
  * supposed to.
  */
 #ifdef CONFIG_PREEMPT_VOLUNTARY
@@ -87,11 +92,6 @@ extern int cond_resched(void);
                (__x < 0) ? -__x : __x;         \
        })
 
-#define labs(x) ({                             \
-               long __x = (x);                 \
-               (__x < 0) ? -__x : __x;         \
-       })
-
 extern struct atomic_notifier_head panic_notifier_list;
 extern long (*panic_blink)(long time);
 NORET_TYPE void panic(const char * fmt, ...)
@@ -134,7 +134,8 @@ extern unsigned long long memparse(char *ptr, char **retptr);
 extern int core_kernel_text(unsigned long addr);
 extern int __kernel_text_address(unsigned long addr);
 extern int kernel_text_address(unsigned long addr);
-extern int session_of_pgrp(int pgrp);
+struct pid;
+extern struct pid *session_of_pgrp(struct pid *pgrp);
 
 extern void dump_thread(struct pt_regs *regs, struct user *dump);
 
@@ -154,22 +155,10 @@ static inline int printk(const char *s, ...) { return 0; }
 
 unsigned long int_sqrt(unsigned long);
 
-static inline int __attribute_pure__ long_log2(unsigned long x)
-{
-       int r = 0;
-       for (x >>= 1; x > 0; x >>= 1)
-               r++;
-       return r;
-}
-
-static inline unsigned long
-__attribute_const__ roundup_pow_of_two(unsigned long x)
-{
-       return 1UL << fls_long(x - 1);
-}
-
 extern int printk_ratelimit(void);
 extern int __printk_ratelimit(int ratelimit_jiffies, int ratelimit_burst);
+extern bool printk_timed_ratelimit(unsigned long *caller_jiffies,
+                               unsigned int interval_msec);
 
 static inline void console_silent(void)
 {
@@ -183,9 +172,11 @@ static inline void console_verbose(void)
 }
 
 extern void bust_spinlocks(int yes);
+extern void wake_up_klogd(void);
 extern int oops_in_progress;           /* If set, an oops, panic(), BUG() or die() is in progress */
 extern int panic_timeout;
 extern int panic_on_oops;
+extern int panic_on_unrecovered_nmi;
 extern int tainted;
 extern const char *print_tainted(void);
 extern void add_taint(unsigned);
@@ -206,6 +197,7 @@ extern enum system_states {
 #define TAINT_FORCED_RMMOD             (1<<3)
 #define TAINT_MACHINE_CHECK            (1<<4)
 #define TAINT_BAD_PAGE                 (1<<5)
+#define TAINT_USER                     (1<<6)
 
 extern void dump_stack(void);
 
@@ -214,8 +206,10 @@ extern void dump_stack(void);
 #define pr_debug(fmt,arg...) \
        printk(KERN_DEBUG fmt,##arg)
 #else
-#define pr_debug(fmt,arg...) \
-       do { } while (0)
+static inline int __attribute__ ((format (printf, 1, 2))) pr_debug(const char * fmt, ...)
+{
+       return 0;
+}
 #endif
 
 #define pr_info(fmt,arg...) \
@@ -316,6 +310,9 @@ extern void dump_stack(void);
        (void)__tmp; \
 })
 
+struct sysinfo;
+extern int do_sysinfo(struct sysinfo *info);
+
 #endif /* __KERNEL__ */
 
 #define SI_LOAD_SHIFT  16
@@ -348,4 +345,11 @@ struct sysinfo {
 /* Trap pasters of __FUNCTION__ at compile-time */
 #define __FUNCTION__ (__func__)
 
+/* This helps us to avoid #ifdef CONFIG_NUMA */
+#ifdef CONFIG_NUMA
+#define NUMA_BUILD 1
+#else
+#define NUMA_BUILD 0
+#endif
+
 #endif