The new function is required because the bitmaps (vdi_inuse and vdi_deleted) can be cleared now.
Cc: Saeki Masaki <[email protected]> Cc: Yuka Kawasaki <[email protected]> Signed-off-by: Hitoshi Mitake <[email protected]> --- include/bitops.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/bitops.h b/include/bitops.h index 86a8ac1..6b605fb 100644 --- a/include/bitops.h +++ b/include/bitops.h @@ -146,6 +146,11 @@ static inline void atomic_set_bit(int nr, unsigned long *addr) uatomic_or(addr + nr / BITS_PER_LONG, 1UL << (nr % BITS_PER_LONG)); } +static inline void atomic_clear_bit(int nr, unsigned long *addr) +{ + uatomic_and(addr + nr / BITS_PER_LONG, ~(1UL << (nr % BITS_PER_LONG))); +} + static inline int test_bit(unsigned int nr, const unsigned long *addr) { return ((1UL << (nr % BITS_PER_LONG)) & -- 1.9.1 -- sheepdog mailing list [email protected] https://lists.wpkg.org/mailman/listinfo/sheepdog
