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| author | Dave Chinner <dchinner@redhat.com> | 2023-03-16 03:31:02 +0300 |
|---|---|---|
| committer | Darrick J. Wong <djwong@kernel.org> | 2023-03-19 20:02:04 +0300 |
| commit | 1470afefc3c42df5d1662f87d079b46651bdc95b (patch) | |
| tree | f295df464adc0ed2f43645a13ed73633371269f5 /lib/find_bit.c | |
| parent | 3cfb9290da3d87a5877b03bda96c3d5d3ed9fcb0 (diff) | |
| download | linux-1470afefc3c42df5d1662f87d079b46651bdc95b.tar.xz | |
cpumask: introduce for_each_cpu_or
Equivalent of for_each_cpu_and, except it ORs the two masks together
so it iterates all the CPUs present in either mask.
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'lib/find_bit.c')
| -rw-r--r-- | lib/find_bit.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/find_bit.c b/lib/find_bit.c index c10920e66788..32f99e9a670e 100644 --- a/lib/find_bit.c +++ b/lib/find_bit.c @@ -182,6 +182,15 @@ unsigned long _find_next_andnot_bit(const unsigned long *addr1, const unsigned l EXPORT_SYMBOL(_find_next_andnot_bit); #endif +#ifndef find_next_or_bit +unsigned long _find_next_or_bit(const unsigned long *addr1, const unsigned long *addr2, + unsigned long nbits, unsigned long start) +{ + return FIND_NEXT_BIT(addr1[idx] | addr2[idx], /* nop */, nbits, start); +} +EXPORT_SYMBOL(_find_next_or_bit); +#endif + #ifndef find_next_zero_bit unsigned long _find_next_zero_bit(const unsigned long *addr, unsigned long nbits, unsigned long start) |