Re: [PATCH 0/8] introduce sysctl SYSCTL_U8_MAX and SYSCTL_LONG_S32_MAX

From: Joel Granados
Date: Sun Feb 25 2024 - 15:16:16 EST


On Sun, Feb 25, 2024 at 12:05:30PM +0800, wenyang.linux@xxxxxxxxxxx wrote:
> From: Wen Yang <wenyang.linux@xxxxxxxxxxx>
>
> The boundary check of multiple modules uses these static variables (such as
> two_five_five, n_65535, ue_int_max, etc), and they are also not changed.
> Therefore, add them to the shared sysctl_vals and sysctl_long_vals to avoid
> duplication.

Having a hard time understanding what you are trying to do here: is it
that there are variables that are being defined statically in two (or
more) different files and you want to consolidate them into sysctl
variables?

> This also reduce the size a bit
What size are you referring to? by how much?

The cover letter came separately and the patches are replying to a
non-existent mail. Is this due to some funkiness that Tencent does tot
he outgoing mail?

>
> Wen Yang (8):
> sysctl: introduce sysctl SYSCTL_U8_MAX and SYSCTL_LONG_S32_MAX
> rxrpc: delete these duplicate static variables n_65535 and four
> net: ipv6: delete these duplicate static variables two_five_five and
> minus_one
> svcrdma: delete the duplicate static variables zero
> sysctl: delete these duplicate static variables i_zero and
> i_one_hundred
> epoll: delete these duplicate static variables long_zero and long_max
> fs: inotify: delete these duplicate static variables it_zero and
> it_int_max
> ucounts: delete these duplicate static variables ue_zero and
> ue_int_max
>
> fs/eventpoll.c | 7 ++-----
> fs/notify/inotify/inotify_user.c | 11 ++++-------
> include/linux/sysctl.h | 15 +++++++++------
> kernel/sysctl.c | 4 ++--
> kernel/ucount.c | 7 ++-----
> lib/test_sysctl.c | 6 ++----
> net/ipv6/addrconf.c | 12 +++++-------
> net/rxrpc/sysctl.c | 16 +++++++---------
> net/sunrpc/xprtrdma/svc_rdma.c | 21 ++++++++++-----------
> 9 files changed, 43 insertions(+), 56 deletions(-)
>
> Cc: Luis Chamberlain <mcgrof@xxxxxxxxxx>
> Cc: Kees Cook <keescook@xxxxxxxxxxxx>
> Cc: Joel Granados <j.granados@xxxxxxxxxxx>
> Cc: Christian Brauner <brauner@xxxxxxxxxx>
> Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
> Cc: David Ahern <dsahern@xxxxxxxxxx>
> Cc: Eric Dumazet <edumazet@xxxxxxxxxx>
> Cc: Jakub Kicinski <kuba@xxxxxxxxxx>
> Cc: Paolo Abeni <pabeni@xxxxxxxxxx>
> Cc: netdev@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
>
> --
> 2.25.1
>

--

Joel Granados

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