Re: [RFC PATCH 0/4] target/ppc: add disable-tcg option

[David Gibson <david@gibson.dropbear.id.au>]

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On Fri, Apr 09, 2021 at 08:57:48AM -0700, no-reply@patchew.org wrote:
> Patchew URL: https://patchew.org/QEMU/20210409151916.97326-1-bruno.larsen@eldorado.org.br/
> 
> 
> 
> Hi,
> 
> This series seems to have some coding style problems. See output below for
> more information:
> 
> Type: series
> Message-id: 20210409151916.97326-1-bruno.larsen@eldorado.org.br
> Subject: [RFC PATCH 0/4] target/ppc: add disable-tcg option

You will need to fix these style errors.

Note that there's quite a bit of existing code in target-ppc which
doesn't have current-correct qemu style.  Despite this, please make
any changes in a checkpatch happy style - the hope is that we'll
gradually convert the legacy pieces to updated style.

> 
> === TEST SCRIPT BEGIN ===
> #!/bin/bash
> git rev-parse base > /dev/null || exit 0
> git config --local diff.renamelimit 0
> git config --local diff.renames True
> git config --local diff.algorithm histogram
> ./scripts/checkpatch.pl --mailback base..
> === TEST SCRIPT END ===
> 
> Updating 3c8cf5a9c21ff8782164d1def7f44bd888713384
> From https://github.com/patchew-project/qemu
>  - [tag update]      patchew/161786467973.295167.5612704777283969903.stgit@bahia.lan -> patchew/161786467973.295167.5612704777283969903.stgit@bahia.lan
>  - [tag update]      patchew/20210409150527.15053-1-peter.maydell@linaro.org -> patchew/20210409150527.15053-1-peter.maydell@linaro.org
>  * [new tag]         patchew/20210409151916.97326-1-bruno.larsen@eldorado.org.br -> patchew/20210409151916.97326-1-bruno.larsen@eldorado.org.br
> Switched to a new branch 'test'
> 0250bc9 target/ppc: updated build rules for disable-tcg option
> e36c2a7 target/ppc: Add stubs for tcg functions, so it builds
> 4e6d44d target/ppc: added solutions for building with disable-tcg
> 38ccad3 target/ppc: Code motion required to build disabling tcg
> 
> === OUTPUT BEGIN ===
> 1/4 Checking commit 38ccad308a44 (target/ppc: Code motion required to build disabling tcg)
> 2/4 Checking commit 4e6d44d2a68a (target/ppc: added solutions for building with disable-tcg)
> WARNING: Block comments use a leading /* on a separate line
> #43: FILE: target/ppc/arch_dump.c:182:
> +    /* This is the first solution implemented. My personal favorite as it
> 
> WARNING: Block comments use a trailing */ on a separate line
> #44: FILE: target/ppc/arch_dump.c:183:
> +     * allows for explicit error handling, however it is much less readable */
> 
> ERROR: space required before the open brace '{'
> #46: FILE: target/ppc/arch_dump.c:185:
> +    if(kvm_enabled()){
> 
> ERROR: space required before the open parenthesis '('
> #46: FILE: target/ppc/arch_dump.c:185:
> +    if(kvm_enabled()){
> 
> ERROR: space required after that close brace '}'
> #48: FILE: target/ppc/arch_dump.c:187:
> +    }else
> 
> WARNING: line over 80 characters
> #55: FILE: target/ppc/arch_dump.c:194:
> +        /* TODO: add proper error handling, even tough this should never be reached */
> 
> ERROR: space required before the open brace '{'
> #79: FILE: target/ppc/kvm.c:2953:
> +int kvmppc_mtvscr(PowerPCCPU *cpu, uint32_t val){
> 
> ERROR: space required before the open brace '{'
> #87: FILE: target/ppc/kvm.c:2961:
> +    if(ret < 0){
> 
> ERROR: space required before the open parenthesis '('
> #87: FILE: target/ppc/kvm.c:2961:
> +    if(ret < 0){
> 
> ERROR: space required before the open brace '{'
> #93: FILE: target/ppc/kvm.c:2967:
> +int kvmppc_mfvscr(PowerPCCPU *cpu){
> 
> ERROR: space required before the open brace '{'
> #101: FILE: target/ppc/kvm.c:2975:
> +    if(ret < 0){
> 
> ERROR: space required before the open parenthesis '('
> #101: FILE: target/ppc/kvm.c:2975:
> +    if(ret < 0){
> 
> ERROR: "(foo*)" should be "(foo *)"
> #115: FILE: target/ppc/kvm_ppc.h:90:
> +int kvmppc_mfvscr(PowerPCCPU*);
> 
> WARNING: Block comments use a leading /* on a separate line
> #117: FILE: target/ppc/kvm_ppc.h:92:
> +/* This is the second (quick and dirty) solution. Not my personal favorite
> 
> WARNING: Block comments use a trailing */ on a separate line
> #119: FILE: target/ppc/kvm_ppc.h:94:
> + * for error checking. but it requires less change in other files */
> 
> ERROR: space required after that ',' (ctx:VxV)
> #121: FILE: target/ppc/kvm_ppc.h:96:
> +#define helper_mtvscr(env, val) kvmppc_mtvscr(env_archcpu(env),val)
>                                                                ^
> 
> ERROR: space required before the open brace '{'
> #148: FILE: target/ppc/machine.c:101:
> +    if(kvm_enabled()){
> 
> ERROR: space required before the open parenthesis '('
> #148: FILE: target/ppc/machine.c:101:
> +    if(kvm_enabled()){
> 
> ERROR: space required after that close brace '}'
> #150: FILE: target/ppc/machine.c:103:
> +    }else
> 
> WARNING: line over 80 characters
> #156: FILE: target/ppc/machine.c:109:
> +        /* TODO: Add correct error handling, even though this should never be reached */
> 
> ERROR: space required before the open brace '{'
> #167: FILE: target/ppc/machine.c:467:
> +    if(kvm_enabled()){
> 
> ERROR: space required before the open parenthesis '('
> #167: FILE: target/ppc/machine.c:467:
> +    if(kvm_enabled()){
> 
> ERROR: space required before the open brace '{'
> #184: FILE: target/ppc/machine.c:484:
> +    if(kvm_enabled()){
> 
> ERROR: space required before the open parenthesis '('
> #184: FILE: target/ppc/machine.c:484:
> +    if(kvm_enabled()){
> 
> total: 18 errors, 6 warnings, 147 lines checked
> 
> Patch 2/4 has style problems, please review.  If any of these errors
> are false positives report them to the maintainer, see
> CHECKPATCH in MAINTAINERS.
> 
> 3/4 Checking commit e36c2a70087a (target/ppc: Add stubs for tcg functions, so it builds)
> Use of uninitialized value $acpi_testexpected in string eq at ./scripts/checkpatch.pl line 1529.
> WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
> #23: 
> new file mode 100644
> 
> ERROR: open brace '{' following function declarations go on the next line
> #37: FILE: target/ppc/tcg-stub.c:10:
> +void ppc_store_sdr1(CPUPPCState *env, target_ulong value) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #42: FILE: target/ppc/tcg-stub.c:15:
> +void ppc_store_ptcr(CPUPPCState *env, target_ulong value) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #48: FILE: target/ppc/tcg-stub.c:21:
> +void ppc_store_msr(CPUPPCState *env, target_ulong value) {
> 
> ERROR: space required before the open brace '{'
> #53: FILE: target/ppc/tcg-stub.c:26:
> +void dump_mmu(CPUPPCState *env){
> 
> ERROR: open brace '{' following function declarations go on the next line
> #58: FILE: target/ppc/tcg-stub.c:31:
> +void store_fpscr(CPUPPCState *env, uint64_t arg, uint32_t mask) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #63: FILE: target/ppc/tcg-stub.c:36:
> +void ppc_cpu_do_interrupt(CPUState *cpu) {
> 
> ERROR: trailing whitespace
> #82: FILE: target/ppc/tcg-stub.c:55:
> +    return; $
> 
> ERROR: open brace '{' following function declarations go on the next line
> #85: FILE: target/ppc/tcg-stub.c:58:
> +void ppc_store_lpcr(PowerPCCPU *cpu, target_ulong val) {
> 
> ERROR: trailing whitespace
> #99: FILE: target/ppc/tcg-stub.c:72:
> +    return; $
> 
> ERROR: trailing whitespace
> #105: FILE: target/ppc/tcg-stub.c:78:
> +    return; $
> 
> ERROR: open brace '{' following function declarations go on the next line
> #114: FILE: target/ppc/tcg-stub.c:87:
> +void ppc_cpu_do_fwnmi_machine_check(CPUState *cs, target_ulong vector) {
> 
> ERROR: space required before the open brace '{'
> #119: FILE: target/ppc/tcg-stub.c:92:
> +void ppc_cpu_do_system_reset(CPUState *cs){
> 
> ERROR: externs should be avoided in .c files
> #125: FILE: target/ppc/tcg-stub.c:98:
> +bool ppc64_v3_get_pate(PowerPCCPU *cpu, target_ulong lpid,
> 
> ERROR: open brace '{' following function declarations go on the next line
> #138: FILE: target/ppc/tcg-stub.c:111:
> +void create_ppc_opcodes(PowerPCCPU *cpu, Error **errp) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #142: FILE: target/ppc/tcg-stub.c:115:
> +void init_ppc_proc(PowerPCCPU *cpu) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #146: FILE: target/ppc/tcg-stub.c:119:
> +void destroy_ppc_opcodes(PowerPCCPU *cpu) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #150: FILE: target/ppc/tcg-stub.c:123:
> +void ppc_tlb_invalidate_all(CPUPPCState *env) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #154: FILE: target/ppc/tcg-stub.c:127:
> +void ppc_cpu_dump_state(CPUState *cpu, FILE *f, int flags) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #158: FILE: target/ppc/tcg-stub.c:131:
> +void ppc_cpu_dump_statistics(CPUState *cpu, int flags) {
> 
> ERROR: open brace '{' following function declarations go on the next line
> #164: FILE: target/ppc/tcg-stub.c:137:
> +hwaddr ppc_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr) {
> 
> total: 20 errors, 1 warnings, 139 lines checked
> 
> Patch 3/4 has style problems, please review.  If any of these errors
> are false positives report them to the maintainer, see
> CHECKPATCH in MAINTAINERS.
> 
> 4/4 Checking commit 0250bc923e4d (target/ppc: updated build rules for disable-tcg option)
> === OUTPUT END ===
> 
> Test command exited with code: 1
> 
> 
> The full log is available at
> http://patchew.org/logs/20210409151916.97326-1-bruno.larsen@eldorado.org.br/testing.checkpatch/?type=message.
> ---
> Email generated automatically by Patchew [https://patchew.org/].
> Please send your feedback to patchew-devel@redhat.com

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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