WARNING: line length of 85 exceeds 80 columns
#56: FILE: include/linux/gfp.h:352:
+	/* If spin_locks are not held and interrupts are enabled, use normal path. */

WARNING: line length of 90 exceeds 80 columns
#67: FILE: include/linux/gfp.h:363:
+	return alloc_pages_node_noprof(nid, __GFP_TRYLOCK | __GFP_NOWARN | __GFP_ZERO, 0);

WARNING: line length of 87 exceeds 80 columns
#69: FILE: include/linux/gfp.h:365:
+#define try_alloc_page(nid)			alloc_hooks(try_alloc_page_noprof(nid))

CHECK: Please use a blank line after function/struct/union/enum declarations
#69: FILE: include/linux/gfp.h:365:
+}
+#define try_alloc_page(nid)			alloc_hooks(try_alloc_page_noprof(nid))

WARNING: line length of 88 exceeds 80 columns
#122: FILE: mm/internal.h:1176:
+#define ALLOC_TRYLOCK		0x1000000 /* Only use spin_trylock in allocation path */

CHECK: No space is necessary after a cast
#162: FILE: mm/page_alloc.c:4014:
+	BUILD_BUG_ON(__GFP_TRYLOCK != (__force gfp_t) ALLOC_TRYLOCK);

WARNING: line length of 81 exceeds 80 columns
#171: FILE: mm/page_alloc.c:4023:
+		(gfp_mask & (__GFP_HIGH | __GFP_KSWAPD_RECLAIM | __GFP_TRYLOCK));

CHECK: No space is necessary after a cast
#179: FILE: mm/page_alloc.c:4523:
+	*alloc_flags |= (__force int) (gfp_mask & __GFP_TRYLOCK);

total: 0 errors, 5 warnings, 3 checks, 114 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 9903a8550eb7 ("mm, bpf: Introduce __GFP_TRYLOCK for opportunistic page allocation") 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.
total: 0 errors, 5 warnings, 3 checks, 114 lines checked