diff options
| author | Jani Nikula <jani.nikula@intel.com> | 2017-09-28 15:56:49 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2017-09-28 15:56:49 +0300 |
| commit | 32f35b863451884e856f0f577474740561a87fad (patch) | |
| tree | 2d1d55c7e2d23e27197bf84246c5f23070eb0fce /include/linux/kernel.h | |
| parent | ae7617f0ef1820be033eef93859a6bb6174a843f (diff) | |
| parent | 754270c7c56292e97d0eff924a5d5d83f92add07 (diff) | |
| download | linux-32f35b863451884e856f0f577474740561a87fad.tar.xz | |
Merge drm-upstream/drm-next into drm-intel-next-queued
Need MST sideband message transaction to power up/down nodes.
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'include/linux/kernel.h')
| -rw-r--r-- | include/linux/kernel.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index bd6d96cf80b1..0ad4c3044cf9 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -78,8 +78,11 @@ #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) #define DIV_ROUND_UP __KERNEL_DIV_ROUND_UP -#define DIV_ROUND_UP_ULL(ll,d) \ - ({ unsigned long long _tmp = (ll)+(d)-1; do_div(_tmp, d); _tmp; }) + +#define DIV_ROUND_DOWN_ULL(ll, d) \ + ({ unsigned long long _tmp = (ll); do_div(_tmp, d); _tmp; }) + +#define DIV_ROUND_UP_ULL(ll, d) DIV_ROUND_DOWN_ULL((ll) + (d) - 1, (d)) #if BITS_PER_LONG == 32 # define DIV_ROUND_UP_SECTOR_T(ll,d) DIV_ROUND_UP_ULL(ll, d) @@ -277,6 +280,13 @@ extern int oops_may_print(void); void do_exit(long error_code) __noreturn; void complete_and_exit(struct completion *, long) __noreturn; +#ifdef CONFIG_ARCH_HAS_REFCOUNT +void refcount_error_report(struct pt_regs *regs, const char *err); +#else +static inline void refcount_error_report(struct pt_regs *regs, const char *err) +{ } +#endif + /* Internal, do not use. */ int __must_check _kstrtoul(const char *s, unsigned int base, unsigned long *res); int __must_check _kstrtol(const char *s, unsigned int base, long *res); |