WARNING: line length of 99 exceeds 80 columns
#24: FILE: include/linux/bitmap.h:49:
+ *  bitmap_weighted_xor(dst, src1, src2, nbits)	*dst = *src1 ^ *src2. Returns Hamming Weight of dst

WARNING: line length of 84 exceeds 80 columns
#32: FILE: include/linux/bitmap.h:172:
+unsigned int __bitmap_weighted_xor(unsigned long *dst, const unsigned long *bitmap1,

WARNING: line length of 84 exceeds 80 columns
#33: FILE: include/linux/bitmap.h:173:
+				  const unsigned long *bitmap2, unsigned int nbits);

CHECK: Alignment should match open parenthesis
#33: FILE: include/linux/bitmap.h:173:
+unsigned int __bitmap_weighted_xor(unsigned long *dst, const unsigned long *bitmap1,
+				  const unsigned long *bitmap2, unsigned int nbits);

CHECK: Alignment should match open parenthesis
#43: FILE: include/linux/bitmap.h:360:
+unsigned int bitmap_weighted_xor(unsigned long *dst, const unsigned long *src1,
+				const unsigned long *src2, unsigned int nbits)

WARNING: line length of 84 exceeds 80 columns
#64: FILE: lib/bitmap.c:364:
+unsigned int __bitmap_weighted_xor(unsigned long *dst, const unsigned long *bitmap1,

WARNING: line length of 82 exceeds 80 columns
#65: FILE: lib/bitmap.c:365:
+				  const unsigned long *bitmap2, unsigned int bits)

CHECK: Alignment should match open parenthesis
#65: FILE: lib/bitmap.c:365:
+unsigned int __bitmap_weighted_xor(unsigned long *dst, const unsigned long *bitmap1,
+				  const unsigned long *bitmap2, unsigned int bits)

WARNING: line length of 91 exceeds 80 columns
#67: FILE: lib/bitmap.c:367:
+	return BITMAP_WEIGHT(({dst[idx] = bitmap1[idx] ^ bitmap2[idx]; dst[idx]; }), bits);

total: 0 errors, 6 warnings, 3 checks, 46 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 303abe85691e ("bitmap: introduce bitmap_weighted_xor()") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 6 warnings, 3 checks, 46 lines checked