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Arnaldo Carvalho de Melo
fa7a1e8d2d
To pick up the changes in this cset:
1e7933a575 ("uapi: Revert "bitops: avoid integer overflow in GENMASK(_ULL)"")
This addresses this perf build warning:
Warning: Kernel ABI header differences:
diff -u tools/include/uapi/linux/bits.h include/uapi/linux/bits.h
Please see tools/include/uapi/README for further details.
Acked-by: Vincent Mailhol <[email protected]>
Acked-by: Yury Norov [NVIDIA] <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: I Hsin Cheng <[email protected]>
Cc: Ian Rogers <[email protected]>
Cc: James Clark <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: Namhyung Kim <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
15 lines
455 B
C
15 lines
455 B
C
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/* bits.h: Macros for dealing with bitmasks. */
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#ifndef _UAPI_LINUX_BITS_H
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#define _UAPI_LINUX_BITS_H
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#define __GENMASK(h, l) (((~_UL(0)) << (l)) & (~_UL(0) >> (BITS_PER_LONG - 1 - (h))))
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#define __GENMASK_ULL(h, l) (((~_ULL(0)) << (l)) & (~_ULL(0) >> (BITS_PER_LONG_LONG - 1 - (h))))
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#define __GENMASK_U128(h, l) \
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((_BIT128((h)) << 1) - (_BIT128(l)))
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#endif /* _UAPI_LINUX_BITS_H */
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