From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Joe Perches <joe@perches.com>, Kees Cook <keescook@chromium.org>,
Jakub Kicinski <kuba@kernel.org>
Cc: "Gustavo A. R. Silva" <gustavoars@kernel.org>,
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Nick Desaulniers <ndesaulniers@google.com>,
Nathan Chancellor <natechancellor@gmail.com>,
Miguel Ojeda <ojeda@kernel.org>
Subject: Re: [PATCH 000/141] Fix fall-through warnings for Clang
Date: Sun, 22 Nov 2020 11:53:55 -0800 [thread overview]
Message-ID: <dbd2cb703ed9eefa7dde9281ea26ab0f7acc8afe.camel@HansenPartnership.com> (raw)
In-Reply-To: <d8d1e9add08cdd4158405e77762d4946037208f8.camel@perches.com>
On Sun, 2020-11-22 at 11:22 -0800, Joe Perches wrote:
> On Sun, 2020-11-22 at 11:12 -0800, James Bottomley wrote:
> > On Sun, 2020-11-22 at 10:25 -0800, Joe Perches wrote:
> > > On Sun, 2020-11-22 at 10:21 -0800, James Bottomley wrote:
> > > > Please tell me our reward for all this effort isn't a single
> > > > missing error print.
> > >
> > > There were quite literally dozens of logical defects found
> > > by the fallthrough additions. Very few were logging only.
> >
> > So can you give us the best examples (or indeed all of them if
> > someone is keeping score)? hopefully this isn't a US election
> > situation ...
>
> Gustavo? Are you running for congress now?
>
> https://lwn.net/Articles/794944/
That's 21 reported fixes of which about 50% seem to produce no change
in code behaviour at all, a quarter seem to have no user visible effect
with the remaining quarter producing unexpected errors on obscure
configuration parameters, which is why no-one really noticed them
before.
James
next prev parent reply other threads:[~2020-11-22 19:54 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-20 18:21 [PATCH 000/141] Fix fall-through warnings for Clang Gustavo A. R. Silva
2020-11-20 18:25 ` [PATCH 010/141] ima: " Gustavo A. R. Silva
2021-04-20 20:28 ` Gustavo A. R. Silva
2021-04-20 21:32 ` Mimi Zohar
2021-04-20 22:17 ` Gustavo A. R. Silva
2020-11-20 18:28 ` [PATCH 000/141] " Joe Perches
2020-11-20 19:02 ` Gustavo A. R. Silva
2020-11-20 18:32 ` [PATCH 052/141] security: keys: " Gustavo A. R. Silva
2020-11-23 22:54 ` Jarkko Sakkinen
2020-11-24 14:30 ` Gustavo A. R. Silva
2020-11-20 18:53 ` [PATCH 000/141] " Jakub Kicinski
2020-11-20 19:04 ` Gustavo A. R. Silva
2020-11-20 19:30 ` Kees Cook
2020-11-20 19:51 ` Jakub Kicinski
2020-11-20 20:48 ` Kees Cook
2020-11-22 16:17 ` Kees Cook
2020-11-22 18:21 ` James Bottomley
2020-11-22 18:25 ` Joe Perches
2020-11-22 19:12 ` James Bottomley
2020-11-22 19:22 ` Joe Perches
2020-11-22 19:53 ` James Bottomley [this message]
2020-11-23 13:03 ` [Intel-wired-lan] " Gustavo A. R. Silva
2020-11-23 16:31 ` James Bottomley
2020-11-24 21:32 ` Kees Cook
2020-11-24 22:24 ` Finn Thain
2020-11-24 23:15 ` Miguel Ojeda
2020-11-24 23:53 ` Finn Thain
2020-11-25 1:05 ` Miguel Ojeda
2020-11-25 7:05 ` James Bottomley
2020-11-25 12:24 ` Nick Desaulniers
2020-11-25 21:33 ` Finn Thain
2020-11-25 22:09 ` Nick Desaulniers
2020-11-25 23:21 ` Finn Thain
2020-11-26 0:30 ` Finn Thain
[not found] ` <20201125082405.1d8c23dc@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
2020-11-25 17:04 ` Miguel Ojeda
2020-11-25 22:09 ` Nick Desaulniers
2020-11-25 21:10 ` Kees Cook
2020-11-22 20:35 ` Miguel Ojeda
2020-11-22 22:36 ` James Bottomley
2020-11-23 14:19 ` Miguel Ojeda
2020-11-23 15:58 ` James Bottomley
2020-11-23 16:24 ` Rafael J. Wysocki
2020-11-23 16:32 ` Joe Perches
2020-11-23 18:56 ` Miguel Ojeda
2020-11-23 20:37 ` James Bottomley
2020-11-25 0:32 ` Miguel Ojeda
2020-11-25 22:44 ` Edward Cree
2020-11-26 14:53 ` Miguel Ojeda
2020-11-26 15:28 ` Geert Uytterhoeven
2020-11-26 16:18 ` Karol Herbst
2020-11-26 17:05 ` Miguel Ojeda
2020-11-25 10:38 ` Andy Shevchenko
2020-11-25 9:01 ` Sean Young
2020-11-22 22:54 ` Finn Thain
2020-11-22 23:04 ` James Bottomley
2020-11-23 14:05 ` Miguel Ojeda
2020-11-24 0:58 ` Finn Thain
2020-11-24 1:05 ` Joe Perches
2020-11-24 2:48 ` Finn Thain
2020-11-24 23:46 ` Miguel Ojeda
2020-11-22 22:10 ` Sam Ravnborg
2020-11-24 1:32 ` Nick Desaulniers
2020-11-24 21:25 ` Kees Cook
2020-11-25 23:02 ` Edward Cree
2020-12-01 14:08 ` Dan Carpenter
2020-12-01 14:04 ` Dan Carpenter
2020-11-20 22:21 ` Miguel Ojeda
2020-11-23 20:03 ` Jason Gunthorpe
2020-11-24 14:47 ` Gustavo A. R. Silva
[not found] ` <160616392671.21180.16517492185091399884.b4-ty@kernel.org>
2020-11-24 14:47 ` Gustavo A. R. Silva
2020-12-01 5:52 ` Martin K. Petersen
2020-12-01 8:20 ` Gustavo A. R. Silva
2020-12-08 4:52 ` (subset) " Martin K. Petersen
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