Messages in this thread |  | | Date | Thu, 26 Dec 2019 08:15:59 -0800 | From | Guenter Roeck <> | Subject | Re: [PATCH v2 07/11] bitmap: Introduce bitmap_replace() helper |
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Hi,
On Tue, Oct 22, 2019 at 08:29:18PM +0300, Andy Shevchenko wrote: > In some drivers we want to have a single operation over bitmap which is > an equivalent to: > > *dst = (*old & ~(*mask)) | (*new & *mask) > > Introduce bitmap_replace() helper for this. > > Cc: Yury Norov <ynorov@marvell.com> > Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This patch results in the following boot log messages on various architectures. I have seen it on arm and mipsel, but others may be affected as well.
test_bitmap: [lib/test_bitmap.c:282] bitmaps contents differ: expected "0-1,4-5,8,12-13,16,20-21,24,28,32-33,36-37,40-41,44-45,48-49,52-53,56-57,60-61", got "0-2,4-5,8,12-13,16,20-21,24,28,32-33,36-37,40-41,44-45,48-49,52-53,55-57,60-61" test_bitmap: [lib/test_bitmap.c:286] bitmaps contents differ: expected "0,4,8-9,12,16-17,20,24-25,28-29,32-34,36-38,40-42,44-46,48-50,52-54,56-58,60-62", got "0,4,6,8-10,12,14,16-18,20,22,24-26,28-30,32-54,56-63" test_bitmap: [lib/test_bitmap.c:290] bitmaps contents differ: expected "0-1,4-5,8,12-13,16,20-21,24,28,32-33,36-37,40-41,44-45,48-49,52-53,56-57,60-61", got "0-2,4-5,8,12-13,16,20-21,24,28,32-33,36-37,40-41,44-45,48-49,52-53,55-57,60-61" test_bitmap: [lib/test_bitmap.c:294] bitmaps contents differ: expected "0,4,8-9,12,16-17,20,24-25,28-29,32-34,36-38,40-42,44-46,48-50,52-54,56-58,60-62", got "0,4,6,8-10,12,14,16-18,20,22,24-26,28-30,32-54,56-63"
Guenter
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