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From: Juergen Gross <jgross@suse.com>
To: Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	"Gustavo A. R. Silva" <gustavo@embeddedor.com>
Cc: xen-devel@lists.xenproject.org,
	Stefano Stabellini <sstabellini@kernel.org>,
	linux-kernel@vger.kernel.org, Kees Cook <keescook@chromium.org>
Subject: Re: [PATCH] xen: mark expected switch fall-through
Date: Wed, 13 Feb 2019 06:50:58 +0100	[thread overview]
Message-ID: <1c86461d-71b4-7759-2255-19983b888fb5__6463.43185087375$1550037118$gmane$org@suse.com> (raw)
In-Reply-To: <20190212235041.GA4463@localhost.localdomain>

On 13/02/2019 00:50, Boris Ostrovsky wrote:
> On Tue, Feb 12, 2019 at 02:37:20PM -0600, Gustavo A. R. Silva wrote:
>> In preparation to enabling -Wimplicit-fallthrough, mark switch
>> cases where we are expecting to fall through.
>>
>> This patch fixes the following warning:
>>
>> drivers/xen/xen-pciback/xenbus.c: In function ‘xen_pcibk_frontend_changed’:
>> drivers/xen/xen-pciback/xenbus.c:545:6: warning: this statement may fall through [-Wimplicit-fallthrough=]
>>    if (xenbus_dev_is_online(xdev))
>>       ^
>> drivers/xen/xen-pciback/xenbus.c:548:2: note: here
>>   case XenbusStateUnknown:
>>   ^~~~
>>
>> Warning level 3 was used: -Wimplicit-fallthrough=3
>>
>> Notice that, in this particular case, the code comment is modified
>> in accordance with what GCC is expecting to find.
>>
>> This patch is part of the ongoing efforts to enable
>> -Wimplicit-fallthrough.
>>
>> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
> 
> Applied to for-linus-5.0
> 
> (xen-scsiback patch too)

I'm tending to delay those patches until 5.1, as we are pretty late in
the 5.0 cycle. We should add only really critical fixes to 5.0 now.


Juergen

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  parent reply	other threads:[~2019-02-13  5:51 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-12 20:37 [PATCH] xen: mark expected switch fall-through Gustavo A. R. Silva
2019-02-12 23:50 ` Boris Ostrovsky
2019-02-12 23:50 ` Boris Ostrovsky
2019-02-13  0:54   ` Gustavo A. R. Silva
2019-02-13  0:54   ` Gustavo A. R. Silva
2019-02-13  5:50   ` Juergen Gross [this message]
2019-02-13  5:50   ` Juergen Gross
2019-02-12 20:37 Gustavo A. R. Silva

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