From: Anders Roxell <anders.roxell@linaro.org> To: arnd@arndb.de Cc: nathan@kernel.org, ndesaulniers@google.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, Anders Roxell <anders.roxell@linaro.org>, Naresh Kamboju <naresh.kamboju@linaro.org> Subject: [PATCH] powerpc: platforms: cell: pervasive: fix clang -Wimplicit-fallthrough Date: Tue, 7 Dec 2021 12:02:28 +0100 [thread overview] Message-ID: <20211207110228.698956-1-anders.roxell@linaro.org> (raw) Clang warns: arch/powerpc/platforms/cell/pervasive.c:81:2: error: unannotated fall-through between switch labels [-Werror,-Wimplicit-fallthrough] case SRR1_WAKEEE: ^ arch/powerpc/platforms/cell/pervasive.c:81:2: note: insert 'break;' to avoid fall-through case SRR1_WAKEEE: ^ break; 1 error generated. Clang is more pedantic than GCC, which does not warn when failing through to a case that is just break or return. Clang's version is more in line with the kernel's own stance in deprecated.rst. Add athe missing break to silence the warning. Fixes: 6e83985b0f6e ("powerpc/cbe: Do not process external or decremeter interrupts from sreset") Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org> Signed-off-by: Anders Roxell <anders.roxell@linaro.org> --- arch/powerpc/platforms/cell/pervasive.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c index 5b9a7e9f144b..dff8d5e7ab82 100644 --- a/arch/powerpc/platforms/cell/pervasive.c +++ b/arch/powerpc/platforms/cell/pervasive.c @@ -78,6 +78,7 @@ static int cbe_system_reset_exception(struct pt_regs *regs) switch (regs->msr & SRR1_WAKEMASK) { case SRR1_WAKEDEC: set_dec(1); + break; case SRR1_WAKEEE: /* * Handle these when interrupts get re-enabled and we take -- 2.33.0
WARNING: multiple messages have this Message-ID (diff)
From: Anders Roxell <anders.roxell@linaro.org> To: arnd@arndb.de Cc: Anders Roxell <anders.roxell@linaro.org>, Naresh Kamboju <naresh.kamboju@linaro.org>, llvm@lists.linux.dev, ndesaulniers@google.com, linux-kernel@vger.kernel.org, nathan@kernel.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH] powerpc: platforms: cell: pervasive: fix clang -Wimplicit-fallthrough Date: Tue, 7 Dec 2021 12:02:28 +0100 [thread overview] Message-ID: <20211207110228.698956-1-anders.roxell@linaro.org> (raw) Clang warns: arch/powerpc/platforms/cell/pervasive.c:81:2: error: unannotated fall-through between switch labels [-Werror,-Wimplicit-fallthrough] case SRR1_WAKEEE: ^ arch/powerpc/platforms/cell/pervasive.c:81:2: note: insert 'break;' to avoid fall-through case SRR1_WAKEEE: ^ break; 1 error generated. Clang is more pedantic than GCC, which does not warn when failing through to a case that is just break or return. Clang's version is more in line with the kernel's own stance in deprecated.rst. Add athe missing break to silence the warning. Fixes: 6e83985b0f6e ("powerpc/cbe: Do not process external or decremeter interrupts from sreset") Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org> Signed-off-by: Anders Roxell <anders.roxell@linaro.org> --- arch/powerpc/platforms/cell/pervasive.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/platforms/cell/pervasive.c b/arch/powerpc/platforms/cell/pervasive.c index 5b9a7e9f144b..dff8d5e7ab82 100644 --- a/arch/powerpc/platforms/cell/pervasive.c +++ b/arch/powerpc/platforms/cell/pervasive.c @@ -78,6 +78,7 @@ static int cbe_system_reset_exception(struct pt_regs *regs) switch (regs->msr & SRR1_WAKEMASK) { case SRR1_WAKEDEC: set_dec(1); + break; case SRR1_WAKEEE: /* * Handle these when interrupts get re-enabled and we take -- 2.33.0
next reply other threads:[~2021-12-07 11:02 UTC|newest] Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-12-07 11:02 Anders Roxell [this message] 2021-12-07 11:02 ` [PATCH] powerpc: platforms: cell: pervasive: fix clang -Wimplicit-fallthrough Anders Roxell 2021-12-07 13:00 ` Arnd Bergmann 2021-12-07 13:00 ` Arnd Bergmann 2021-12-07 16:27 ` Nathan Chancellor 2021-12-07 16:27 ` Nathan Chancellor 2021-12-09 6:40 ` Michael Ellerman 2021-12-09 6:40 ` Michael Ellerman 2021-12-15 0:24 ` Michael Ellerman 2021-12-15 0:24 ` Michael Ellerman
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20211207110228.698956-1-anders.roxell@linaro.org \ --to=anders.roxell@linaro.org \ --cc=arnd@arndb.de \ --cc=linux-kernel@vger.kernel.org \ --cc=linuxppc-dev@lists.ozlabs.org \ --cc=llvm@lists.linux.dev \ --cc=naresh.kamboju@linaro.org \ --cc=nathan@kernel.org \ --cc=ndesaulniers@google.com \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.