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| author | hselasky <hselasky@FreeBSD.org> | 2018-03-13 16:23:33 +0000 |
|---|---|---|
| committer | hselasky <hselasky@FreeBSD.org> | 2018-03-13 16:23:33 +0000 |
| commit | 5dec4ade83dfe10aa646746fedab22a723188e65 (patch) | |
| tree | d0a36b2d62b276b8ba595724c672761257ca1525 /sys/compat | |
| parent | 224e13a15a548ad333a0bea9a6c0b309743cf5ef (diff) | |
| download | FreeBSD-src-5dec4ade83dfe10aa646746fedab22a723188e65.zip FreeBSD-src-5dec4ade83dfe10aa646746fedab22a723188e65.tar.gz | |
MFC r330389:
Implement for_each_clear_bit() function macro in the LinuxKPI.
Submitted by: Johannes Lundberg <johalun0@gmail.com>
Sponsored by: Mellanox Technologies
Sponsored by: Limelight Networks
Diffstat (limited to 'sys/compat')
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/bitops.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/bitops.h b/sys/compat/linuxkpi/common/include/linux/bitops.h index b6355a1..411e266 100644 --- a/sys/compat/linuxkpi/common/include/linux/bitops.h +++ b/sys/compat/linuxkpi/common/include/linux/bitops.h @@ -390,6 +390,10 @@ done: (bit) < (size); \ (bit) = find_next_bit((addr), (size), (bit) + 1)) +#define for_each_clear_bit(bit, addr, size) \ + for ((bit) = find_first_zero_bit((addr), (size)); \ + (bit) < (size); \ + (bit) = find_next_zero_bit((addr), (size), (bit) + 1)) static inline uint64_t sign_extend64(uint64_t value, int index) |
