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| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2018-08-21 21:57:03 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 10:52:48 -0700 |
| commit | 9144d75e22cad3c89e6b2ccab551db9ee28d250a (patch) | |
| tree | b0fe7660f14d1d4630c2be77d55c373abc4aa77c /include/linux/net_dim.h | |
| parent | lib/bitmap.c: drop unnecessary 0 check for u32 array operations (diff) | |
| download | linux-dev-9144d75e22cad3c89e6b2ccab551db9ee28d250a.tar.xz linux-dev-9144d75e22cad3c89e6b2ccab551db9ee28d250a.zip | |
include/linux/bitops.h: introduce BITS_PER_TYPE
net_dim.h has a rather useful extension to BITS_PER_BYTE to compute the
number of bits in a type (BITS_PER_BYTE * sizeof(T)), so promote the macro
to bitops.h, alongside BITS_PER_BYTE, for wider usage.
Link: http://lkml.kernel.org/r/20180706094458.14116-1-chris@chris-wilson.co.uk
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Cc: Randy Dunlap <rdunlap@infradead.org>
Cc: Andy Gospodarek <gospo@broadcom.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/net_dim.h')
| -rw-r--r-- | include/linux/net_dim.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index db99240d00bd..c79e859408e6 100644 --- a/include/linux/net_dim.h +++ b/include/linux/net_dim.h @@ -363,7 +363,6 @@ static inline void net_dim_sample(u16 event_ctr, } #define NET_DIM_NEVENTS 64 -#define BITS_PER_TYPE(type) (sizeof(type) * BITS_PER_BYTE) #define BIT_GAP(bits, end, start) ((((end) - (start)) + BIT_ULL(bits)) & (BIT_ULL(bits) - 1)) static inline void net_dim_calc_stats(struct net_dim_sample *start, |