search for: order_nr

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2007 Jan 11
0
[PATCH 6/8] HVM save restore: guest memory handling
...bit (int nr, volatile void * addr) +{ + return (BITMAP_ENTRY(nr, addr) >> BITMAP_SHIFT(nr)) & 1; +} + +static inline void clear_bit (int nr, volatile void * addr) +{ + BITMAP_ENTRY(nr, addr) &= ~(1UL << BITMAP_SHIFT(nr)); +} + +static inline int permute( int i, int nr, int order_nr ) +{ + /* Need a simple permutation function so that we scan pages in a + pseudo random order, enabling us to get a better estimate of + the domain''s page dirtying rate as we go (there are often + contiguous ranges of pfns that have similar behaviour, and we + w...