[v3] Strict disable implicit fallthrough

[RFC PATCH v3 40/78] hw/sd/sdhci.c: add fallthrough pseudo-keyword

Emmanouil Pitsidianakis posted 78 patches 2 years, 3 months ago

Diff against v1 v2
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Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Gerd Hoffmann <kraxel@redhat.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, Christian Schoenebeck <qemu_oss@crudebyte.com>, John Snow <jsnow@redhat.com>, Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>, Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>, Fam Zheng <fam@euphon.net>, Ronnie Sahlberg <ronniesahlberg@gmail.com>, Peter Lieven <pl@kamp.de>, Jeff Cody <codyprime@gmail.com>, Yuval Shaia <yuval.shaia.ml@gmail.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, "Michael S. Tsirkin" <mst@redhat.com>, Raphael Norwitz <raphael.norwitz@nutanix.com>, Laurent Vivier <laurent@vivier.eu>, Yoshinori Sato <ysato@users.sourceforge.jp>, Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>, Artyom Tarasenko <atar4qemu@gmail.com>, "Alex Bennée" <alex.bennee@linaro.org>, "Daniel P. Berrangé" <berrange@redhat.com>, Thomas Huth <thuth@redhat.com>, Markus Armbruster <armbru@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Juan Quintela <quintela@redhat.com>, Aurelien Jarno <aurelien@aurel32.net>, Peter Maydell <peter.maydell@linaro.org>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, "Cédric Le Goater" <clg@kaod.org>, Andrew Jeffery <andrew@aj.id.au>, Joel Stanley <joel@jms.id.au>, Alistair Francis <alistair@alistair23.me>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Eric Auger <eric.auger@redhat.com>, Stefano Stabellini <sstabellini@kernel.org>, Anthony Perard <anthony.perard@citrix.com>, Paul Durrant <paul@xen.org>, Jonathan Cameron <jonathan.cameron@huawei.com>, Fan Ni <fan.ni@samsung.com>, Peter Xu <peterx@redhat.com>, Jason Wang <jasowang@redhat.com>, Eduardo Habkost <eduardo@habkost.net>, David Woodhouse <dwmw2@infradead.org>, Corey Minyard <minyard@acm.org>, Paul Burton <paulburton@kernel.org>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Pavel Pisa <pisa@cmp.felk.cvut.cz>, Vikram Garhwal <fnu.vikram@xilinx.com>, Akihiko Odaki <akihiko.odaki@daynix.com>, Sriram Yagnaraman <sriram.yagnaraman@est.tech>, Dmitry Fleytman <dmitry.fleytman@gmail.com>, Keith Busch <kbusch@kernel.org>, Klaus Jensen <its@irrelevant.dk>, Nicholas Piggin <npiggin@gmail.com>, "Frédéric Barrat" <fbarrat@linux.ibm.com>, Huai-Cheng Kuo <hchkuo@avery-design.com.tw>, Chris Browy <cbrowy@avery-design.com>, Daniel Henrique Barboza <danielhb413@gmail.com>, David Gibson <david@gibson.dropbear.id.au>, Harsh Prateek Bora <harshpb@linux.ibm.com>, Christian Borntraeger <borntraeger@linux.ibm.com>, Halil Pasic <pasic@linux.ibm.com>, Eric Farman <farman@linux.ibm.com>, David Hildenbrand <david@redhat.com>, Ilya Leoshkevich <iii@linux.ibm.com>, Matthew Rosato <mjrosato@linux.ibm.com>, Hannes Reinecke <hare@suse.com>, Bin Meng <bin.meng@windriver.com>, Tyrone Ting <kfting@nuvoton.com>, Hao Wu <wuhaotsh@google.com>, Magnus Damm <magnus.damm@gmail.com>, Fabiano Rosas <farosas@suse.de>, Leonardo Bras <leobras@redhat.com>, Eric Blake <eblake@redhat.com>, Michael Roth <michael.roth@amd.com>, Konstantin Kostiuk <kkostiuk@redhat.com>, Michael Rolnik <mrolnik@gmail.com>, Alessandro Di Federico <ale@rev.ng>, Anton Johansson <anjo@rev.ng>, Cameron Esfahani <dirty@apple.com>, Roman Bolshakov <rbolshakov@ddn.com>, Marcelo Tosatti <mtosatti@redhat.com>, Song Gao <gaosong@loongson.cn>, Huacai Chen <chenhuacai@kernel.org>, Jiaxun Yang <jiaxun.yang@flygoat.com>, Chris Wulff <crwulff@gmail.com>, Marek Vasut <marex@denx.de>, Stafford Horne <shorne@gmail.com>, Palmer Dabbelt <palmer@dabbelt.com>, Weiwei Li <liweiwei@iscas.ac.cn>, Liu Zhiwei <zhiwei_liu@linux.alibaba.com>, Bastian Koppelmann <kbastian@mail.uni-paderborn.de>, Max Filippov <jcmvbkbc@gmail.com>, WANG Xuerui <git@xen0n.name>, Stefan Weil <sw@weilnetz.de>

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[RFC PATCH v3 40/78] hw/sd/sdhci.c: add fallthrough pseudo-keyword

Posted by Emmanouil Pitsidianakis 2 years, 3 months ago

In preparation of raising -Wimplicit-fallthrough to 5, replace all
fall-through comments with the fallthrough attribute pseudo-keyword.

Signed-off-by: Emmanouil Pitsidianakis <manos.pitsidianakis@linaro.org>
---
 hw/sd/sdhci.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/hw/sd/sdhci.c b/hw/sd/sdhci.c
index 5564765a9b..5c641d24de 100644
--- a/hw/sd/sdhci.c
+++ b/hw/sd/sdhci.c
@@ -92,7 +92,7 @@ static void sdhci_check_capareg(SDHCIState *s, Error **errp)
         trace_sdhci_capareg("ADMA3", val);
         msk = FIELD_DP64(msk, SDHC_CAPAB, ADMA3, 0);
 
-    /* fallthrough */
+        fallthrough;
     case 3:
         val = FIELD_EX64(s->capareg, SDHC_CAPAB, ASYNC_INT);
         trace_sdhci_capareg("async interrupt", val);
@@ -136,7 +136,7 @@ static void sdhci_check_capareg(SDHCIState *s, Error **errp)
         trace_sdhci_capareg("clock multiplier", val);
         msk = FIELD_DP64(msk, SDHC_CAPAB, CLOCK_MULT, 0);
 
-    /* fallthrough */
+        fallthrough;
     case 2: /* default version */
         val = FIELD_EX64(s->capareg, SDHC_CAPAB, ADMA2);
         trace_sdhci_capareg("ADMA2", val);
@@ -150,7 +150,7 @@ static void sdhci_check_capareg(SDHCIState *s, Error **errp)
         trace_sdhci_capareg("64-bit system bus (v3)", val);
         msk = FIELD_DP64(msk, SDHC_CAPAB, BUS64BIT, 0);
 
-    /* fallthrough */
+        fallthrough;
     case 1:
         y = FIELD_EX64(s->capareg, SDHC_CAPAB, TOUNIT);
         msk = FIELD_DP64(msk, SDHC_CAPAB, TOUNIT, 0);
@@ -1839,7 +1839,7 @@ usdhc_write(void *opaque, hwaddr offset, uint64_t val, unsigned size)
          * so we artificially set it to that value.
          */
         val |= 0x7 << 12;
-        /* FALLTHROUGH */
+        fallthrough;
     default:
         sdhci_write(opaque, offset, val, size);
         break;
-- 
2.39.2

Re: [RFC PATCH v3 40/78] hw/sd/sdhci.c: add fallthrough pseudo-keyword

Posted by Philippe Mathieu-Daudé 2 years, 3 months ago

On 13/10/23 10:46, Emmanouil Pitsidianakis wrote:
> In preparation of raising -Wimplicit-fallthrough to 5, replace all
> fall-through comments with the fallthrough attribute pseudo-keyword.
> 
> Signed-off-by: Emmanouil Pitsidianakis <manos.pitsidianakis@linaro.org>
> ---
>   hw/sd/sdhci.c | 8 ++++----
>   1 file changed, 4 insertions(+), 4 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>