From mboxrd@z Thu Jan 1 00:00:00 1970 From: zhong jiang Date: Tue, 14 Aug 2018 10:28:43 +0000 Subject: Re: [PATCH 2/2] powerpc: Use ARRAY_SIZE to replace its implementation Message-Id: <5B72AEDB.70505@huawei.com> List-Id: References: <1534214814-9043-1-git-send-email-zhongjiang@huawei.com> <1534214814-9043-3-git-send-email-zhongjiang@huawei.com> <874lfxjnzl.fsf@concordia.ellerman.id.au> In-Reply-To: <874lfxjnzl.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Michael Ellerman Cc: tony.luck@intel.com, fenghua.yu@intel.com, benh@kernel.crashing.org, paulus@samba.org, oleg@redhat.com, rppt@linux.vnet.ibm.com, dhowells@redhat.com, akpm@linux-foundation.org, viro@zeniv.linux.org.uk, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org On 2018/8/14 17:28, Michael Ellerman wrote: > zhong jiang writes: >> Use ARRAY_SIZE instead of dividing sizeof array with sizeof an element. >> So just replace it. >> >> Signed-off-by: zhong jiang >> --- >> arch/powerpc/xmon/ppc-opc.c | 12 ++++-------- >> 1 file changed, 4 insertions(+), 8 deletions(-) > This code is copied from binutils and we don't want to needlessly cause > it to diverge from the binutils copy. > > So thanks but no thanks. Thank you for clarification. Sincerely zhong jiang > cheers > >> diff --git a/arch/powerpc/xmon/ppc-opc.c b/arch/powerpc/xmon/ppc-opc.c >> index ac2b55b..f3f57a1 100644 >> --- a/arch/powerpc/xmon/ppc-opc.c >> +++ b/arch/powerpc/xmon/ppc-opc.c >> @@ -966,8 +966,7 @@ >> { 0xff, 11, NULL, NULL, PPC_OPERAND_SIGNOPT }, >> }; >> >> -const unsigned int num_powerpc_operands = (sizeof (powerpc_operands) >> - / sizeof (powerpc_operands[0])); >> +const unsigned int num_powerpc_operands = ARRAY_SIZE(powerpc_operands); >> >> /* The functions used to insert and extract complicated operands. */ >> >> @@ -6980,8 +6979,7 @@ >> {"fcfidu.", XRC(63,974,1), XRA_MASK, POWER7|PPCA2, PPCVLE, {FRT, FRB}}, >> }; >> >> -const int powerpc_num_opcodes >> - sizeof (powerpc_opcodes) / sizeof (powerpc_opcodes[0]); >> +const int powerpc_num_opcodes = ARRAY_SIZE(powerpc_opcodes); >> >> /* The VLE opcode table. >> >> @@ -7219,8 +7217,7 @@ >> {"se_bl", BD8(58,0,1), BD8_MASK, PPCVLE, 0, {B8}}, >> }; >> >> -const int vle_num_opcodes >> - sizeof (vle_opcodes) / sizeof (vle_opcodes[0]); >> +const int vle_num_opcodes = ARRAY_SIZE(vle_opcodes); >> >> /* The macro table. This is only used by the assembler. */ >> >> @@ -7288,5 +7285,4 @@ >> {"e_clrlslwi",4, PPCVLE, "e_rlwinm %0,%1,%3,(%2)-(%3),31-(%3)"}, >> }; >> >> -const int powerpc_num_macros >> - sizeof (powerpc_macros) / sizeof (powerpc_macros[0]); >> +const int powerpc_num_macros = ARRAY_SIZE(powerpc_macros); >> -- >> 1.7.12.4 > . >