On Wed, Oct 09, 2019 at 02:18:55PM -0700, Andrew Morton wrote: > On Wed, 9 Oct 2019 13:14:37 -0400 William Breathitt Gray > <[email protected]> wrote: > > > This macro iterates for each 8-bit group of bits (clump) with set bits, > > within a bitmap memory region. For each iteration, "start" is set to the > > bit offset of the found clump, while the respective clump value is > > stored to the location pointed by "clump". Additionally, the > > bitmap_get_value8 and bitmap_set_value8 functions are introduced to > > respectively get and set an 8-bit value in a bitmap memory region. > > > > ... > > > > +#define for_each_set_clump8(start, clump, bits, size) \ > > + for ((start) = find_first_clump8(&(clump), (bits), (size)); \ > > + (start) < (size); \ > > + (start) = find_next_clump8(&(clump), (bits), (size), (start) + 8)) > > + > > It wouldn't hurt to give this some documentation. In kerneldoc form, I > guess.
Good idea! William, I have just tested your series with a complex hardware setup, everything works to me. I think I may give Tested-by: Andy Shevchenko <[email protected]> for this patch as well. -- With Best Regards, Andy Shevchenko
