From: Yu Zhao <yuzhao@google.com>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Alexey Gladkov <legion@kernel.org>,
Rune Kleveland <rune.kleveland@infomedia.dk>,
Jordan Glover <Golden_Miller83@protonmail.ch>,
LKML <linux-kernel@vger.kernel.org>,
Linux-MM <linux-mm@kvack.org>,
"containers\\@lists.linux-foundation.org"
<containers@lists.linux-foundation.org>,
Hillf Danton <hdanton@sina.com>
Subject: Re: [PATCH 0/4] ucounts: misc cleanups
Date: Mon, 18 Oct 2021 16:29:18 -0600 [thread overview]
Message-ID: <CAOUHufbWriGhH-CVZYF-WSH6H7Y7QvFen1_bOG_dQ15ozXhoFQ@mail.gmail.com> (raw)
In-Reply-To: <877dearzfo.fsf_-_@disp2133>
On Mon, Oct 18, 2021 at 11:55 AM Eric W. Biederman
<ebiederm@xmission.com> wrote:
>
>
> The following changes are a set of miscellaneous fixes that makes
> the ucount code a little bit easier to read. There are all things
> that I ran into while helping hunt the crazy reference count
> bug.
>
> I am aiming these at the next merge window and 5.16 rather than bug
> fixes to get into the current 5.15.
>
> Eric W. Biederman (4):
> ucounts: In set_cred_ucounts assume new->ucounts is non-NULL
> ucounts: Remove unnecessary test for NULL ucount in get_ucounts
> ucounts: Add get_ucounts_or_wrap for clarity
> ucounts: Use atomic_long_sub_return for clarity
>
> kernel/cred.c | 5 ++---
> kernel/ucount.c | 20 +++++++++++++-------
> 2 files changed, 15 insertions(+), 10 deletions(-)
Thanks for the cleanups. Tested the whole series on the latest 5.15-rc6.
Tested-by: Yu Zhao <yuzhao@google.com>
next prev parent reply other threads:[~2021-10-18 22:29 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-15 19:49 linux 5.14.3: free_user_ns causes NULL pointer dereference Jordan Glover
2021-09-15 21:02 ` Eric W. Biederman
2021-09-15 22:42 ` Jordan Glover
2021-09-15 23:44 ` Yu Zhao
2021-09-17 16:15 ` Eric W. Biederman
2021-09-17 18:45 ` Yu Zhao
2021-09-15 23:47 ` Jordan Glover
2021-09-16 17:30 ` Eric W. Biederman
2021-09-16 19:14 ` Alexey Gladkov
2021-09-28 13:40 ` Jordan Glover
2021-09-29 17:36 ` Alexey Gladkov
2021-09-29 21:39 ` Jordan Glover
2021-09-30 13:06 ` Alexey Gladkov
2021-09-30 22:27 ` Yu Zhao
2021-10-04 17:10 ` Eric W. Biederman
2021-10-04 17:19 ` Eric W. Biederman
2021-10-04 21:34 ` Yu Zhao
2021-10-11 13:39 ` Alexey Gladkov
[not found] ` <ccbccf82-dc50-00b2-1cfd-3da5e2c81dbf@infomedia.dk>
2021-10-12 17:31 ` Eric W. Biederman
2021-10-15 22:10 ` [CFT][PATCH] ucounts: Fix signal ucount refcounting Eric W. Biederman
2021-10-15 23:09 ` Alexey Gladkov
2021-10-16 17:34 ` Eric W. Biederman
2021-10-17 19:35 ` Yu Zhao
2021-10-18 15:35 ` Eric W. Biederman
2021-10-17 16:47 ` Rune Kleveland
2021-10-18 6:25 ` Yu Zhao
2021-10-18 10:31 ` Jordan Glover
2021-10-18 16:06 ` [PATCH v2] " Eric W. Biederman
2021-10-18 17:21 ` [PATCH 0/3] ucounts: misc fixes Eric W. Biederman
2021-10-18 17:23 ` [PATCH 1/3] ucounts: Pair inc_rlimit_ucounts with dec_rlimit_ucoutns in commit_creds Eric W. Biederman
2021-10-18 17:23 ` [PATCH 2/3] ucounts: Proper error handling in set_cred_ucounts Eric W. Biederman
2021-10-18 17:24 ` [PATCH 3/3] ucounts: Move get_ucounts from cred_alloc_blank to key_change_session_keyring Eric W. Biederman
2021-10-18 17:54 ` [PATCH 0/4] ucounts: misc cleanups Eric W. Biederman
2021-10-18 17:55 ` [PATCH 1/4] ucounts: In set_cred_ucounts assume new->ucounts is non-NULL Eric W. Biederman
2021-10-18 17:56 ` [PATCH 2/4] ucounts: Remove unnecessary test for NULL ucount in get_ucounts Eric W. Biederman
2021-10-18 17:56 ` [PATCH 3/4] ucounts: Add get_ucounts_or_wrap for clarity Eric W. Biederman
2021-10-18 17:57 ` [PATCH 4/4] ucounts: Use atomic_long_sub_return " Eric W. Biederman
2021-10-18 22:29 ` Yu Zhao [this message]
2021-10-18 22:28 ` [PATCH 0/3] ucounts: misc fixes Yu Zhao
2021-10-18 22:26 ` [PATCH v2] ucounts: Fix signal ucount refcounting Yu Zhao
[not found] ` <20211016020833.1538-1-hdanton@sina.com>
2021-10-16 18:00 ` [CFT][PATCH] " Eric W. Biederman
[not found] ` <20211006021219.2010-1-hdanton@sina.com>
2021-10-06 6:22 ` linux 5.14.3: free_user_ns causes NULL pointer dereference Yu Zhao
2021-10-07 13:28 ` Jordan Glover
2021-10-03 19:37 ` Jordan Glover
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