From: Christian Brauner <christian.brauner@ubuntu.com>
To: Aleksa Sarai <cyphar@cyphar.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
Jeff Layton <jlayton@kernel.org>,
"J. Bruce Fields" <bfields@fieldses.org>,
Shuah Khan <shuah@kernel.org>,
Florian Weimer <fweimer@redhat.com>,
David Laight <david.laight@aculab.com>,
dev@opencontainers.org, containers@lists.linux-foundation.org,
libc-alpha@sourceware.org, linux-api@vger.kernel.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-kselftest@vger.kernel.org
Subject: Re: [PATCH 0/2] openat2: minor uapi cleanups
Date: Thu, 19 Dec 2019 12:19:50 +0100 [thread overview]
Message-ID: <20191219111949.auriw6biphxxvdng@wittgenstein> (raw)
In-Reply-To: <20191219105533.12508-1-cyphar@cyphar.com>
On Thu, Dec 19, 2019 at 09:55:28PM +1100, Aleksa Sarai wrote:
> While openat2(2) is still not yet in Linus's tree, we can take this
> opportunity to iron out some small warts that weren't noticed earlier:
>
> * A fix was suggested by Florian Weimer, to separate the openat2
> definitions so glibc can use the header directly. I've put the
> maintainership under VFS but let me know if you'd prefer it belong
> ot the fcntl folks.
>
> * Having heterogenous field sizes in an extensible struct results in
> "padding hole" problems when adding new fields (in addition the
> correct error to use for non-zero padding isn't entirely clear ).
> The simplest solution is to just copy clone(3)'s model -- always use
> u64s. It will waste a little more space in the struct, but it
> removes a possible future headache.
Am I imagining things or did I get the same patch series twice?
Christian
next prev parent reply other threads:[~2019-12-19 11:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-19 10:55 [PATCH 0/2] openat2: minor uapi cleanups Aleksa Sarai
2019-12-19 10:55 ` [PATCH 1/2] uapi: split openat2(2) definitions from fcntl.h Aleksa Sarai
2019-12-19 11:07 ` Florian Weimer
2019-12-19 13:45 ` Aleksa Sarai
2019-12-19 14:05 ` David Laight
2019-12-20 9:31 ` Aleksa Sarai
2019-12-20 10:18 ` David Laight
2019-12-19 10:55 ` [PATCH 2/2] openat2: drop open_how->__padding field Aleksa Sarai
2019-12-19 11:18 ` Christian Brauner
2019-12-19 10:55 ` [PATCH 0/2] openat2: minor uapi cleanups Aleksa Sarai
2019-12-19 10:55 ` [PATCH 1/2] uapi: split openat2(2) definitions from fcntl.h Aleksa Sarai
2019-12-19 10:55 ` [PATCH 2/2] openat2: drop open_how->__padding field Aleksa Sarai
2019-12-19 11:19 ` Christian Brauner [this message]
2019-12-19 13:41 ` [PATCH 0/2] openat2: minor uapi cleanups Aleksa Sarai
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