diff options
Diffstat (limited to 'include/linux/kernel.h')
-rw-r--r-- | include/linux/kernel.h | 59 |
1 files changed, 35 insertions, 24 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 953352a8833..54bf5a471e1 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h | |||
@@ -56,6 +56,14 @@ | |||
56 | 56 | ||
57 | #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) | 57 | #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) |
58 | #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) | 58 | #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) |
59 | #define DIV_ROUND_UP_ULL(ll,d) \ | ||
60 | ({ unsigned long long _tmp = (ll)+(d)-1; do_div(_tmp, d); _tmp; }) | ||
61 | |||
62 | #if BITS_PER_LONG == 32 | ||
63 | # define DIV_ROUND_UP_SECTOR_T(ll,d) DIV_ROUND_UP_ULL(ll, d) | ||
64 | #else | ||
65 | # define DIV_ROUND_UP_SECTOR_T(ll,d) DIV_ROUND_UP(ll,d) | ||
66 | #endif | ||
59 | 67 | ||
60 | /* The `const' in roundup() prevents gcc-3.3 from calling __divdi3 */ | 68 | /* The `const' in roundup() prevents gcc-3.3 from calling __divdi3 */ |
61 | #define roundup(x, y) ( \ | 69 | #define roundup(x, y) ( \ |
@@ -121,7 +129,7 @@ extern int _cond_resched(void); | |||
121 | # define might_resched() do { } while (0) | 129 | # define might_resched() do { } while (0) |
122 | #endif | 130 | #endif |
123 | 131 | ||
124 | #ifdef CONFIG_DEBUG_SPINLOCK_SLEEP | 132 | #ifdef CONFIG_DEBUG_ATOMIC_SLEEP |
125 | void __might_sleep(const char *file, int line, int preempt_offset); | 133 | void __might_sleep(const char *file, int line, int preempt_offset); |
126 | /** | 134 | /** |
127 | * might_sleep - annotation for functions that can sleep | 135 | * might_sleep - annotation for functions that can sleep |
@@ -646,29 +654,6 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { } | |||
646 | const typeof( ((type *)0)->member ) *__mptr = (ptr); \ | 654 | const typeof( ((type *)0)->member ) *__mptr = (ptr); \ |
647 | (type *)( (char *)__mptr - offsetof(type,member) );}) | 655 | (type *)( (char *)__mptr - offsetof(type,member) );}) |
648 | 656 | ||
649 | struct sysinfo; | ||
650 | extern int do_sysinfo(struct sysinfo *info); | ||
651 | |||
652 | #endif /* __KERNEL__ */ | ||
653 | |||
654 | #define SI_LOAD_SHIFT 16 | ||
655 | struct sysinfo { | ||
656 | long uptime; /* Seconds since boot */ | ||
657 | unsigned long loads[3]; /* 1, 5, and 15 minute load averages */ | ||
658 | unsigned long totalram; /* Total usable main memory size */ | ||
659 | unsigned long freeram; /* Available memory size */ | ||
660 | unsigned long sharedram; /* Amount of shared memory */ | ||
661 | unsigned long bufferram; /* Memory used by buffers */ | ||
662 | unsigned long totalswap; /* Total swap space size */ | ||
663 | unsigned long freeswap; /* swap space still available */ | ||
664 | unsigned short procs; /* Number of current processes */ | ||
665 | unsigned short pad; /* explicit padding for m68k */ | ||
666 | unsigned long totalhigh; /* Total high memory size */ | ||
667 | unsigned long freehigh; /* Available high memory size */ | ||
668 | unsigned int mem_unit; /* Memory unit size in bytes */ | ||
669 | char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */ | ||
670 | }; | ||
671 | |||
672 | #ifdef __CHECKER__ | 657 | #ifdef __CHECKER__ |
673 | #define BUILD_BUG_ON_NOT_POWER_OF_2(n) | 658 | #define BUILD_BUG_ON_NOT_POWER_OF_2(n) |
674 | #define BUILD_BUG_ON_ZERO(e) (0) | 659 | #define BUILD_BUG_ON_ZERO(e) (0) |
@@ -736,4 +721,30 @@ extern int __build_bug_on_failed; | |||
736 | # define REBUILD_DUE_TO_FTRACE_MCOUNT_RECORD | 721 | # define REBUILD_DUE_TO_FTRACE_MCOUNT_RECORD |
737 | #endif | 722 | #endif |
738 | 723 | ||
724 | struct sysinfo; | ||
725 | extern int do_sysinfo(struct sysinfo *info); | ||
726 | |||
727 | #endif /* __KERNEL__ */ | ||
728 | |||
729 | #define SI_LOAD_SHIFT 16 | ||
730 | struct sysinfo { | ||
731 | long uptime; /* Seconds since boot */ | ||
732 | unsigned long loads[3]; /* 1, 5, and 15 minute load averages */ | ||
733 | unsigned long totalram; /* Total usable main memory size */ | ||
734 | unsigned long freeram; /* Available memory size */ | ||
735 | unsigned long sharedram; /* Amount of shared memory */ | ||
736 | unsigned long bufferram; /* Memory used by buffers */ | ||
737 | unsigned long totalswap; /* Total swap space size */ | ||
738 | unsigned long freeswap; /* swap space still available */ | ||
739 | unsigned short procs; /* Number of current processes */ | ||
740 | unsigned short pad; /* explicit padding for m68k */ | ||
741 | unsigned long totalhigh; /* Total high memory size */ | ||
742 | unsigned long freehigh; /* Available high memory size */ | ||
743 | unsigned int mem_unit; /* Memory unit size in bytes */ | ||
744 | char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */ | ||
745 | }; | ||
746 | |||
747 | /* To identify board information in panic logs, set this */ | ||
748 | extern char *mach_panic_string; | ||
749 | |||
739 | #endif | 750 | #endif |