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Message-ID: <880bb6a8-d641-003d-1e38-d0115d22eabc@redhat.com>
Date: Sat, 7 Oct 2023 09:19:54 +0800
From: Xiubo Li <xiubli@...hat.com>
To: Dave Kleikamp <dave.kleikamp@...cle.com>,
Max Kellermann <max.kellermann@...os.com>,
Ilya Dryomov <idryomov@...il.com>,
Jeff Layton <jlayton@...nel.org>, Jan Kara <jack@...e.com>
Cc: ceph-devel@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-ext4@...r.kernel.org, jfs-discussion@...ts.sourceforge.net
Subject: Re: [PATCH] fs: apply umask if POSIX ACL support is disabled
On 10/3/23 23:32, Dave Kleikamp wrote:
> I think this is sane, but the patch needs a description of why this is
> necessary for these specific file systems.
>
Sounds reasonable.
Thanks
- Xiubo
> Thanks,
> Shaggy
>
> On 9/19/23 3:18AM, Max Kellermann wrote:
>> Signed-off-by: Max Kellermann <max.kellermann@...os.com>
>> ---
>> fs/ceph/super.h | 1 +
>> fs/ext2/acl.h | 1 +
>> fs/jfs/jfs_acl.h | 1 +
>> include/linux/posix_acl.h | 1 +
>> 4 files changed, 4 insertions(+)
>>
>> diff --git a/fs/ceph/super.h b/fs/ceph/super.h
>> index 51c7f2b14f6f..e7e2f264acf4 100644
>> --- a/fs/ceph/super.h
>> +++ b/fs/ceph/super.h
>> @@ -1194,6 +1194,7 @@ static inline void
>> ceph_forget_all_cached_acls(struct inode *inode)
>> static inline int ceph_pre_init_acls(struct inode *dir, umode_t *mode,
>> struct ceph_acl_sec_ctx *as_ctx)
>> {
>> + *mode &= ~current_umask();
>> return 0;
>> }
>> static inline void ceph_init_inode_acls(struct inode *inode,
>> diff --git a/fs/ext2/acl.h b/fs/ext2/acl.h
>> index 4a8443a2b8ec..694af789c614 100644
>> --- a/fs/ext2/acl.h
>> +++ b/fs/ext2/acl.h
>> @@ -67,6 +67,7 @@ extern int ext2_init_acl (struct inode *, struct
>> inode *);
>> static inline int ext2_init_acl (struct inode *inode, struct
>> inode *dir)
>> {
>> + inode->i_mode &= ~current_umask();
>> return 0;
>> }
>> #endif
>> diff --git a/fs/jfs/jfs_acl.h b/fs/jfs/jfs_acl.h
>> index f892e54d0fcd..10791e97a46f 100644
>> --- a/fs/jfs/jfs_acl.h
>> +++ b/fs/jfs/jfs_acl.h
>> @@ -17,6 +17,7 @@ int jfs_init_acl(tid_t, struct inode *, struct
>> inode *);
>> static inline int jfs_init_acl(tid_t tid, struct inode *inode,
>> struct inode *dir)
>> {
>> + inode->i_mode &= ~current_umask();
>> return 0;
>> }
>> diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h
>> index 0e65b3d634d9..54bc9b1061ca 100644
>> --- a/include/linux/posix_acl.h
>> +++ b/include/linux/posix_acl.h
>> @@ -128,6 +128,7 @@ static inline void cache_no_acl(struct inode *inode)
>> static inline int posix_acl_create(struct inode *inode, umode_t *mode,
>> struct posix_acl **default_acl, struct posix_acl **acl)
>> {
>> + *mode &= ~current_umask();
>> *default_acl = *acl = NULL;
>> return 0;
>> }
>
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