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* [dpdk-test-report] |WARNING| pw35449 [PATCH RFC 6/7] net/af_xdp: load BPF file
       [not found] <20180227093554.23951-7-qi.z.zhang@intel.com>
@ 2018-02-27  9:37 ` checkpatch
  0 siblings, 0 replies; only message in thread
From: checkpatch @ 2018-02-27  9:37 UTC (permalink / raw)
  To: test-report; +Cc: Qi Zhang

Test-Label: checkpatch
Test-Status: WARNING
http://dpdk.org/patch/35449

_coding style issues_


ERROR:GLOBAL_INITIALISERS: do not initialise globals to 0
#109: FILE: drivers/net/af_xdp/bpf_load.c:44:
+int map_data_count = 0;

CHECK:CAMELCASE: Avoid CamelCase: <Elf>
#328: FILE: drivers/net/af_xdp/bpf_load.c:263:
+static int get_sec(Elf *elf, int i, GElf_Ehdr *ehdr, char **shname,

CHECK:CAMELCASE: Avoid CamelCase: <GElf_Ehdr>
#328: FILE: drivers/net/af_xdp/bpf_load.c:263:
+static int get_sec(Elf *elf, int i, GElf_Ehdr *ehdr, char **shname,

CHECK:CAMELCASE: Avoid CamelCase: <GElf_Shdr>
#329: FILE: drivers/net/af_xdp/bpf_load.c:264:
+		   GElf_Shdr *shdr, Elf_Data **data)

CHECK:CAMELCASE: Avoid CamelCase: <Elf_Data>
#329: FILE: drivers/net/af_xdp/bpf_load.c:264:
+		   GElf_Shdr *shdr, Elf_Data **data)

CHECK:CAMELCASE: Avoid CamelCase: <Elf_Scn>
#331: FILE: drivers/net/af_xdp/bpf_load.c:266:
+	Elf_Scn *scn;

CHECK:CAMELCASE: Avoid CamelCase: <GElf_Sym>
#360: FILE: drivers/net/af_xdp/bpf_load.c:295:
+		GElf_Sym sym;

CHECK:CAMELCASE: Avoid CamelCase: <GElf_Rel>
#361: FILE: drivers/net/af_xdp/bpf_load.c:296:
+		GElf_Rel rel;

CHECK:SPACING: spaces preferred around that '+' (ctx:VxV)
#437: FILE: drivers/net/af_xdp/bpf_load.c:372:
+	sym = calloc(MAX_MAPS+1, sizeof(GElf_Sym));
 	                     ^

CHECK:SPACING: spaces preferred around that '+' (ctx:VxV)
#439: FILE: drivers/net/af_xdp/bpf_load.c:374:
+		assert(nr_maps < MAX_MAPS+1);
 		                         ^

CHECK:SPACING: No space is necessary after a cast
#504: FILE: drivers/net/af_xdp/bpf_load.c:439:
+			addr = (unsigned char*) def + map_sz_copy;

ERROR:POINTER_LOCATION: "(foo*)" should be "(foo *)"
#504: FILE: drivers/net/af_xdp/bpf_load.c:439:
+			addr = (unsigned char*) def + map_sz_copy;

CHECK:SPACING: No space is necessary after a cast
#505: FILE: drivers/net/af_xdp/bpf_load.c:440:
+			end  = (unsigned char*) def + map_sz_elf;

ERROR:POINTER_LOCATION: "(foo*)" should be "(foo *)"
#505: FILE: drivers/net/af_xdp/bpf_load.c:440:
+			end  = (unsigned char*) def + map_sz_elf;

CHECK:BRACES: Blank lines aren't necessary after an open brace '{'
#554: FILE: drivers/net/af_xdp/bpf_load.c:489:
+	for (i = 1; i < ehdr.e_shnum; i++) {
+

CHECK:SPACING: No space is necessary after a cast
#561: FILE: drivers/net/af_xdp/bpf_load.c:496:
+			       shdr.sh_link, (int) shdr.sh_flags);

CHECK:SPACING: No space is necessary after a cast
#630: FILE: drivers/net/af_xdp/bpf_load.c:565:
+			insns = (struct bpf_insn *) data_prog->d_buf;

CHECK:BRACES: Blank lines aren't necessary after an open brace '{'
#641: FILE: drivers/net/af_xdp/bpf_load.c:576:
+	for (i = 1; i < ehdr.e_shnum; i++) {
+

CHECK:SPACING: No space is necessary after a cast
#727: FILE: drivers/net/af_xdp/bpf_load.c:662:
+		syms[i].addr = (long) addr;

ERROR:COMPLEX_MACRO: Macros with complex values should be enclosed in parentheses
#1026: FILE: drivers/net/af_xdp/libbpf.h:86:
+#define BPF_LD_IMM64_RAW(DST, SRC, IMM)				\
+	((struct bpf_insn) {					\
+		.code  = BPF_LD | BPF_DW | BPF_IMM,		\
+		.dst_reg = DST,					\
+		.src_reg = SRC,					\
+		.off   = 0,					\
+		.imm   = (__u32) (IMM) }),			\
+	((struct bpf_insn) {					\
+		.code  = 0, /* zero is reserved opcode */	\
+		.dst_reg = 0,					\
+		.src_reg = 0,					\
+		.off   = 0,					\
+		.imm   = ((__u64) (IMM)) >> 32 })

CHECK:MACRO_ARG_REUSE: Macro argument reuse 'IMM' - possible side-effects?
#1026: FILE: drivers/net/af_xdp/libbpf.h:86:
+#define BPF_LD_IMM64_RAW(DST, SRC, IMM)				\
+	((struct bpf_insn) {					\
+		.code  = BPF_LD | BPF_DW | BPF_IMM,		\
+		.dst_reg = DST,					\
+		.src_reg = SRC,					\
+		.off   = 0,					\
+		.imm   = (__u32) (IMM) }),			\
+	((struct bpf_insn) {					\
+		.code  = 0, /* zero is reserved opcode */	\
+		.dst_reg = 0,					\
+		.src_reg = 0,					\
+		.off   = 0,					\
+		.imm   = ((__u64) (IMM)) >> 32 })

CHECK:SPACING: No space is necessary after a cast
#1032: FILE: drivers/net/af_xdp/libbpf.h:92:
+		.imm   = (__u32) (IMM) }),			\

CHECK:SPACING: No space is necessary after a cast
#1038: FILE: drivers/net/af_xdp/libbpf.h:98:
+		.imm   = ((__u64) (IMM)) >> 32 })

total: 4 errors, 0 warnings, 1157 lines checked

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2018-02-27  9:37 ` [dpdk-test-report] |WARNING| pw35449 [PATCH RFC 6/7] net/af_xdp: load BPF file checkpatch

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