==========
checkpatch - FAILED

CHECK: spaces preferred around that '*' (ctx:WxO)
#31: FILE: include/net/netmem.h:176:
+	const struct page *:	(__force const netmem_ref)(p),	\
 	                  ^

ERROR: spaces required around that ':' (ctx:OxW)
#31: FILE: include/net/netmem.h:176:
+	const struct page *:	(__force const netmem_ref)(p),	\
 	                   ^

CHECK: spaces preferred around that '*' (ctx:WxO)
#32: FILE: include/net/netmem.h:177:
+	struct page *:		(__force netmem_ref)(p)))
 	            ^

ERROR: spaces required around that ':' (ctx:OxW)
#32: FILE: include/net/netmem.h:177:
+	struct page *:		(__force netmem_ref)(p)))
 	             ^

total: 2 errors, 0 warnings, 2 checks, 13 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 506c739edf4c ("netmem: use _Generic to cover const casting for page_to_netmem()") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE 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.