From: "Eric W. Biederman" <ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> To: Miklos Szeredi <mszeredi-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> Cc: "Eric W. Biederman" <ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org>, containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Seth Forshee <seth.forshee-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org>, Alban Crequy <alban-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org>, Sargun Dhillon <sargun-GaZTRHToo+CzQB+pC5nmwQ@public.gmane.org>, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Subject: [PATCH v6 4/5] fuse: Ensure posix acls are translated outside of init_user_ns Date: Wed, 21 Feb 2018 14:29:07 -0600 [thread overview] Message-ID: <20180221202908.17258-4-ebiederm@xmission.com> (raw) In-Reply-To: <878tbmf5vl.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> Ensure the translation happens by failing to read or write posix acls when the filesystem has not indicated it supports posix acls. This ensures that modern cached posix acl support is available and used when dealing with posix acls. This is important because only that path has the code to convernt the uids and gids in posix acls into the user namespace of a fuse filesystem. Signed-off-by: "Eric W. Biederman" <ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> --- fs/fuse/fuse_i.h | 1 + fs/fuse/inode.c | 7 +++++++ fs/fuse/xattr.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 51 insertions(+) diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 7772e2b4057e..986fa2b043ab 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -979,6 +979,7 @@ ssize_t fuse_listxattr(struct dentry *entry, char *list, size_t size); int fuse_removexattr(struct inode *inode, const char *name); extern const struct xattr_handler *fuse_xattr_handlers[]; extern const struct xattr_handler *fuse_acl_xattr_handlers[]; +extern const struct xattr_handler *fuse_no_acl_xattr_handlers[]; struct posix_acl; struct posix_acl *fuse_get_acl(struct inode *inode, int type); diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index e018dc3999f4..a52cf2019a58 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -1097,6 +1097,13 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent) file->f_cred->user_ns != sb->s_user_ns) goto err_fput; + /* + * If we are not in the initial user namespace posix + * acls must be translated. + */ + if (sb->s_user_ns != &init_user_ns) + sb->s_xattr = fuse_no_acl_xattr_handlers; + fc = kmalloc(sizeof(*fc), GFP_KERNEL); err = -ENOMEM; if (!fc) diff --git a/fs/fuse/xattr.c b/fs/fuse/xattr.c index 3caac46b08b0..433717640f78 100644 --- a/fs/fuse/xattr.c +++ b/fs/fuse/xattr.c @@ -192,6 +192,26 @@ static int fuse_xattr_set(const struct xattr_handler *handler, return fuse_setxattr(inode, name, value, size, flags); } +static bool no_xattr_list(struct dentry *dentry) +{ + return false; +} + +static int no_xattr_get(const struct xattr_handler *handler, + struct dentry *dentry, struct inode *inode, + const char *name, void *value, size_t size) +{ + return -EOPNOTSUPP; +} + +static int no_xattr_set(const struct xattr_handler *handler, + struct dentry *dentry, struct inode *nodee, + const char *name, const void *value, + size_t size, int flags) +{ + return -EOPNOTSUPP; +} + static const struct xattr_handler fuse_xattr_handler = { .prefix = "", .get = fuse_xattr_get, @@ -209,3 +229,26 @@ const struct xattr_handler *fuse_acl_xattr_handlers[] = { &fuse_xattr_handler, NULL }; + +static const struct xattr_handler fuse_no_acl_access_xattr_handler = { + .name = XATTR_NAME_POSIX_ACL_ACCESS, + .flags = ACL_TYPE_ACCESS, + .list = no_xattr_list, + .get = no_xattr_get, + .set = no_xattr_set, +}; + +static const struct xattr_handler fuse_no_acl_default_xattr_handler = { + .name = XATTR_NAME_POSIX_ACL_DEFAULT, + .flags = ACL_TYPE_ACCESS, + .list = no_xattr_list, + .get = no_xattr_get, + .set = no_xattr_set, +}; + +const struct xattr_handler *fuse_no_acl_xattr_handlers[] = { + &fuse_no_acl_access_xattr_handler, + &fuse_no_acl_default_xattr_handler, + &fuse_xattr_handler, + NULL +}; -- 2.14.1
WARNING: multiple messages have this Message-ID (diff)
From: "Eric W. Biederman" <ebiederm@xmission.com> To: Miklos Szeredi <mszeredi@redhat.com> Cc: linux-kernel@vger.kernel.org, containers@lists.linux-foundation.org, linux-fsdevel@vger.kernel.org, Alban Crequy <alban@kinvolk.io>, Seth Forshee <seth.forshee@canonical.com>, Sargun Dhillon <sargun@sargun.me>, Dongsu Park <dongsu@kinvolk.io>, "Serge E. Hallyn" <serge@hallyn.com>, "Eric W. Biederman" <ebiederm@xmission.com> Subject: [PATCH v6 4/5] fuse: Ensure posix acls are translated outside of init_user_ns Date: Wed, 21 Feb 2018 14:29:07 -0600 [thread overview] Message-ID: <20180221202908.17258-4-ebiederm@xmission.com> (raw) In-Reply-To: <878tbmf5vl.fsf@xmission.com> Ensure the translation happens by failing to read or write posix acls when the filesystem has not indicated it supports posix acls. This ensures that modern cached posix acl support is available and used when dealing with posix acls. This is important because only that path has the code to convernt the uids and gids in posix acls into the user namespace of a fuse filesystem. Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com> --- fs/fuse/fuse_i.h | 1 + fs/fuse/inode.c | 7 +++++++ fs/fuse/xattr.c | 43 +++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 51 insertions(+) diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 7772e2b4057e..986fa2b043ab 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -979,6 +979,7 @@ ssize_t fuse_listxattr(struct dentry *entry, char *list, size_t size); int fuse_removexattr(struct inode *inode, const char *name); extern const struct xattr_handler *fuse_xattr_handlers[]; extern const struct xattr_handler *fuse_acl_xattr_handlers[]; +extern const struct xattr_handler *fuse_no_acl_xattr_handlers[]; struct posix_acl; struct posix_acl *fuse_get_acl(struct inode *inode, int type); diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index e018dc3999f4..a52cf2019a58 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -1097,6 +1097,13 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent) file->f_cred->user_ns != sb->s_user_ns) goto err_fput; + /* + * If we are not in the initial user namespace posix + * acls must be translated. + */ + if (sb->s_user_ns != &init_user_ns) + sb->s_xattr = fuse_no_acl_xattr_handlers; + fc = kmalloc(sizeof(*fc), GFP_KERNEL); err = -ENOMEM; if (!fc) diff --git a/fs/fuse/xattr.c b/fs/fuse/xattr.c index 3caac46b08b0..433717640f78 100644 --- a/fs/fuse/xattr.c +++ b/fs/fuse/xattr.c @@ -192,6 +192,26 @@ static int fuse_xattr_set(const struct xattr_handler *handler, return fuse_setxattr(inode, name, value, size, flags); } +static bool no_xattr_list(struct dentry *dentry) +{ + return false; +} + +static int no_xattr_get(const struct xattr_handler *handler, + struct dentry *dentry, struct inode *inode, + const char *name, void *value, size_t size) +{ + return -EOPNOTSUPP; +} + +static int no_xattr_set(const struct xattr_handler *handler, + struct dentry *dentry, struct inode *nodee, + const char *name, const void *value, + size_t size, int flags) +{ + return -EOPNOTSUPP; +} + static const struct xattr_handler fuse_xattr_handler = { .prefix = "", .get = fuse_xattr_get, @@ -209,3 +229,26 @@ const struct xattr_handler *fuse_acl_xattr_handlers[] = { &fuse_xattr_handler, NULL }; + +static const struct xattr_handler fuse_no_acl_access_xattr_handler = { + .name = XATTR_NAME_POSIX_ACL_ACCESS, + .flags = ACL_TYPE_ACCESS, + .list = no_xattr_list, + .get = no_xattr_get, + .set = no_xattr_set, +}; + +static const struct xattr_handler fuse_no_acl_default_xattr_handler = { + .name = XATTR_NAME_POSIX_ACL_DEFAULT, + .flags = ACL_TYPE_ACCESS, + .list = no_xattr_list, + .get = no_xattr_get, + .set = no_xattr_set, +}; + +const struct xattr_handler *fuse_no_acl_xattr_handlers[] = { + &fuse_no_acl_access_xattr_handler, + &fuse_no_acl_default_xattr_handler, + &fuse_xattr_handler, + NULL +}; -- 2.14.1
next prev parent reply other threads:[~2018-02-21 20:29 UTC|newest] Thread overview: 218+ messages / expand[flat|nested] mbox.gz Atom feed top 2017-12-22 14:32 [PATCH v5 00/11] FUSE mounts from non-init user namespaces Dongsu Park 2017-12-22 14:32 ` [PATCH 01/11] block_dev: Support checking inode permissions in lookup_bdev() Dongsu Park 2017-12-22 18:59 ` Coly Li 2017-12-23 12:00 ` Dongsu Park [not found] ` <17fbec10-68b1-2d2b-d417-2cdfee22b0fa-53JG2FQvpdo@public.gmane.org> 2017-12-23 12:00 ` Dongsu Park [not found] ` <ef5e609602df6d7e2b4aa07b92600f04b6851902.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-22 18:59 ` Coly Li 2017-12-23 3:03 ` Serge E. Hallyn 2017-12-23 3:03 ` Serge E. Hallyn 2017-12-22 14:32 ` [PATCH 03/11] fs: Allow superblock owner to change ownership of inodes Dongsu Park [not found] ` <ac3d34002d7690f6ca5928b57b7fc4d707104b04.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:17 ` Serge E. Hallyn 2017-12-23 3:17 ` Serge E. Hallyn 2018-01-05 19:24 ` Luis R. Rodriguez 2018-02-13 13:18 ` Miklos Szeredi 2018-01-05 19:24 ` Luis R. Rodriguez 2018-01-09 15:10 ` Dongsu Park 2018-01-09 17:23 ` Luis R. Rodriguez [not found] ` <CANxcAMvDQFH0g5PPnVZ3p2Tei04N+8fNf0pk02DrfTkBHjjrPQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-01-09 17:23 ` Luis R. Rodriguez [not found] ` <20180105192407.GF22430-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org> 2018-01-09 15:10 ` Dongsu Park 2018-02-13 13:18 ` Miklos Szeredi 2018-02-16 22:00 ` Eric W. Biederman [not found] ` <CAOssrKcZeAHsRz7P_dxh==QAKnp7HeSTh4vWY2tgbWa1ZD918g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-16 22:00 ` Eric W. Biederman 2017-12-22 14:32 ` [PATCH 04/11] fs: Don't remove suid for CAP_FSETID for userns root Dongsu Park [not found] ` <ddf1fb9b5001e633e0022dee7fecb0ef431e851f.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:26 ` Serge E. Hallyn 2017-12-23 3:26 ` Serge E. Hallyn 2017-12-23 12:38 ` Dongsu Park [not found] ` <CANxcAMtpE05xpOPt3Ua+4DkiTzkW5hOo4BBpiNZh_5+RTCfThA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-13 13:37 ` Miklos Szeredi 2018-02-13 13:37 ` Miklos Szeredi [not found] ` <20171223032606.GD6837-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2017-12-23 12:38 ` Dongsu Park 2017-12-22 14:32 ` [PATCH 05/11] fs: Allow superblock owner to access do_remount_sb() Dongsu Park [not found] ` <8dd484dceb9e96e5b67f21b8a0cf333753985e89.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:30 ` Serge E. Hallyn 2017-12-23 3:30 ` Serge E. Hallyn 2017-12-22 14:32 ` [PATCH 08/11] fuse: Support fuse filesystems outside of init_user_ns Dongsu Park 2018-01-17 10:59 ` Alban Crequy 2018-01-17 14:29 ` Seth Forshee 2018-01-17 18:56 ` Alban Crequy 2018-01-17 18:56 ` Alban Crequy 2018-01-17 19:31 ` Seth Forshee 2018-01-18 10:29 ` Alban Crequy 2018-01-18 10:29 ` Alban Crequy [not found] ` <CADZs7q6ZHGHbrdL96Bmy148Zc6TxruiJrEeDjaDYEX8U-5QV1A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-01-17 19:31 ` Seth Forshee [not found] ` <CADZs7q5NA7Kox62vnCOkL=TGgzTxX+oNYz6=oNXKWkQkQwSMrA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-01-17 14:29 ` Seth Forshee [not found] ` <c85c293e19a478353aba8e6e3ee39e5914f798d5.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:46 ` Serge E. Hallyn 2017-12-23 3:46 ` Serge E. Hallyn 2018-01-17 10:59 ` Alban Crequy 2018-02-12 15:57 ` Miklos Szeredi 2018-02-12 15:57 ` Miklos Szeredi 2018-02-12 16:35 ` Eric W. Biederman [not found] ` <87lgfy5fpd.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-13 10:20 ` Miklos Szeredi 2018-02-13 10:20 ` Miklos Szeredi [not found] ` <CAOssrKcKz8p9YQJLf2W_NCBo+12auxir5jFwXGbANdWdgavpsw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-16 21:52 ` Eric W. Biederman 2018-02-16 21:52 ` Eric W. Biederman [not found] ` <CAOssrKd6vkMDwRT=QQofKCufzQczzQ7dXoVbVfVax-0HqD986w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-12 16:35 ` Eric W. Biederman 2018-02-20 2:12 ` Eric W. Biederman 2018-02-20 2:12 ` Eric W. Biederman [not found] ` <cover.1512741134.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-22 14:32 ` [PATCH 01/11] block_dev: Support checking inode permissions in lookup_bdev() Dongsu Park 2017-12-22 14:32 ` [PATCH 02/11] mtd: Check permissions towards mtd block device inode when mounting Dongsu Park 2017-12-22 14:32 ` Dongsu Park [not found] ` <945d325a2239efcd55273abb2bac41cfc7264fea.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-22 21:06 ` Richard Weinberger 2017-12-23 3:05 ` Serge E. Hallyn 2017-12-22 21:06 ` Richard Weinberger [not found] ` <CAFLxGvwzRBGJf0-jCAwGts1HwV_nT072+yhHLP079sxQezoTFQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2017-12-23 12:18 ` Dongsu Park 2017-12-23 12:18 ` Dongsu Park [not found] ` <CANxcAMtVqgLmQaTtfJocGGgsn5dSX2CDwzh6bwv6OnjUUwsTrg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2017-12-23 12:56 ` Richard Weinberger 2017-12-23 12:56 ` Richard Weinberger 2017-12-23 3:05 ` Serge E. Hallyn 2017-12-22 14:32 ` [PATCH 03/11] fs: Allow superblock owner to change ownership of inodes Dongsu Park 2017-12-22 14:32 ` [PATCH 04/11] fs: Don't remove suid for CAP_FSETID for userns root Dongsu Park 2017-12-22 14:32 ` [PATCH 05/11] fs: Allow superblock owner to access do_remount_sb() Dongsu Park 2017-12-22 14:32 ` [PATCH 06/11] capabilities: Allow privileged user in s_user_ns to set security.* xattrs Dongsu Park 2017-12-22 14:32 ` Dongsu Park 2017-12-22 14:32 ` Dongsu Park 2017-12-23 3:33 ` Serge E. Hallyn 2017-12-23 3:33 ` Serge E. Hallyn [not found] ` <5adc5e31c25beb987798ecc219df79671547a9ac.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:33 ` Serge E. Hallyn 2017-12-22 14:32 ` [PATCH 07/11] fs: Allow CAP_SYS_ADMIN in s_user_ns to freeze and thaw filesystems Dongsu Park 2017-12-22 14:32 ` Dongsu Park 2017-12-23 3:39 ` Serge E. Hallyn 2018-02-14 12:28 ` Miklos Szeredi [not found] ` <CAOssrKeSTY1pAhpmegFWdGh7irNbT4veG5JaYFj8Q1JjMynadw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-19 22:56 ` Eric W. Biederman 2018-02-19 22:56 ` Eric W. Biederman [not found] ` <61a37f0b159dd56825696d8d3beb8eaffdf1f72f.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:39 ` Serge E. Hallyn 2018-02-14 12:28 ` Miklos Szeredi 2017-12-22 14:32 ` [PATCH 08/11] fuse: Support fuse filesystems outside of init_user_ns Dongsu Park 2017-12-22 14:32 ` [PATCH 09/11] fuse: Restrict allow_other to the superblock's namespace or a descendant Dongsu Park 2017-12-22 14:32 ` [PATCH 10/11] fuse: Allow user namespace mounts Dongsu Park 2017-12-22 14:32 ` [PATCH 11/11] evm: Don't update hmacs in user ns mounts Dongsu Park 2017-12-25 7:05 ` [PATCH v5 00/11] FUSE mounts from non-init user namespaces Eric W. Biederman 2018-02-13 11:32 ` Miklos Szeredi 2018-02-13 11:32 ` Miklos Szeredi 2018-02-16 21:53 ` Eric W. Biederman [not found] ` <CAOssrKey+oxahrXHO5d6Lu1ZD=r1t-b0i4iZM_Ke9ToqTckjkQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-16 21:53 ` Eric W. Biederman 2018-02-21 20:24 ` [PATCH v6 0/6] fuse: " Eric W. Biederman 2018-02-21 20:24 ` Eric W. Biederman [not found] ` <878tbmf5vl.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-21 20:29 ` [PATCH v6 1/5] fuse: Remove the buggy retranslation of pids in fuse_dev_do_read Eric W. Biederman 2018-02-21 20:29 ` Eric W. Biederman 2018-02-22 10:13 ` Miklos Szeredi [not found] ` <CAOssrKch20vj8phkjfjMe=07-8uQiuXfOuCTDjrMzPbkg6DoxA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-22 19:04 ` Eric W. Biederman 2018-02-22 19:04 ` Eric W. Biederman 2018-02-21 20:29 ` [PATCH v6 2/5] fuse: Fail all requests with invalid uids or gids Eric W. Biederman 2018-02-21 20:29 ` Eric W. Biederman 2018-02-22 10:26 ` Miklos Szeredi [not found] ` <CAOssrKeYuVj6ZWUrXp7R_d+wdoArnJ=mhRp22qE9JBW3x-7tfw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-22 18:15 ` Eric W. Biederman 2018-02-22 18:15 ` Eric W. Biederman 2018-02-21 20:29 ` [PATCH v6 3/5] fuse: Support fuse filesystems outside of init_user_ns Eric W. Biederman 2018-02-21 20:29 ` Eric W. Biederman 2018-02-21 20:29 ` Eric W. Biederman [this message] 2018-02-21 20:29 ` [PATCH v6 4/5] fuse: Ensure posix acls are translated " Eric W. Biederman 2018-02-22 11:40 ` Miklos Szeredi [not found] ` <CAOssrKeNLBeMkMrrCeRBO9Z80zFxCCEygKL3DErnQ9xBoLkH0g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-22 19:18 ` Eric W. Biederman 2018-02-22 19:18 ` Eric W. Biederman [not found] ` <87inao6dfa.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-22 22:50 ` Eric W. Biederman 2018-02-22 22:50 ` Eric W. Biederman 2018-02-26 7:47 ` Miklos Szeredi [not found] ` <CAOssrKd+c0Mx+=S-+zr1QS8a37Pm=VGki=FVR+LXQZBsk3byqA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-26 16:35 ` Eric W. Biederman 2018-02-26 16:35 ` Eric W. Biederman [not found] ` <87zi3v1zga.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-26 21:51 ` Eric W. Biederman 2018-02-26 21:51 ` Eric W. Biederman [not found] ` <87mv004p0t.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-26 7:47 ` Miklos Szeredi 2018-02-21 20:29 ` [PATCH v6 5/5] fuse: Restrict allow_other to the superblock's namespace or a descendant Eric W. Biederman 2018-02-21 20:29 ` Eric W. Biederman 2018-02-26 23:52 ` [PATCH v7 0/7] fuse: mounts from non-init user namespaces Eric W. Biederman 2018-02-26 23:52 ` Eric W. Biederman 2018-02-26 23:52 ` [PATCH v7 1/7] fuse: Remove the buggy retranslation of pids in fuse_dev_do_read Eric W. Biederman [not found] ` <87po4rz4ui.fsf_-_-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-26 23:52 ` Eric W. Biederman 2018-02-26 23:52 ` [PATCH v7 2/7] fuse: Fail all requests with invalid uids or gids Eric W. Biederman 2018-02-26 23:52 ` Eric W. Biederman 2018-02-26 23:52 ` [PATCH v7 3/7] fs/posix_acl: Document that get_acl respects ACL_DONT_CACHE Eric W. Biederman 2018-02-26 23:52 ` [PATCH v7 4/7] fuse: Cache a NULL acl when FUSE_GETXATTR returns -ENOSYS Eric W. Biederman 2018-02-26 23:53 ` [PATCH v7 5/7] fuse: Simplfiy the posix acl handling logic Eric W. Biederman 2018-02-26 23:53 ` Eric W. Biederman [not found] ` <20180226235302.12708-5-ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-27 9:00 ` Miklos Szeredi 2018-02-27 9:00 ` Miklos Szeredi [not found] ` <CAOssrKeWvYpgj4_cgsRBL_kTOHyRS-9_mfO9JHP-JahgqFnfHQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-03-02 21:49 ` Eric W. Biederman 2018-03-02 21:49 ` Eric W. Biederman 2018-02-26 23:53 ` [PATCH v7 6/7] fuse: Support fuse filesystems outside of init_user_ns Eric W. Biederman 2018-02-26 23:53 ` Eric W. Biederman 2018-02-26 23:53 ` [PATCH v7 7/7] fuse: Restrict allow_other to the superblock's namespace or a descendant Eric W. Biederman 2018-03-02 21:58 ` [PATCH v8 0/6] fuse: mounts from non-init user namespaces Eric W. Biederman 2018-02-26 23:52 ` [PATCH v7 3/7] fs/posix_acl: Document that get_acl respects ACL_DONT_CACHE Eric W. Biederman [not found] ` <20180226235302.12708-3-ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-27 1:13 ` Linus Torvalds 2018-02-27 1:13 ` Linus Torvalds [not found] ` <CA+55aFySgJyR6JLcS9HLC9wEpWU1isdyTkchHxZHbJWsh7HFpg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-27 2:53 ` Eric W. Biederman 2018-02-27 2:53 ` Eric W. Biederman [not found] ` <87r2p7rvn5.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-27 3:14 ` Eric W. Biederman 2018-02-27 3:14 ` Eric W. Biederman [not found] ` <87tvu3qg2b.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-02-27 3:41 ` Linus Torvalds 2018-02-27 3:41 ` Linus Torvalds [not found] ` <CA+55aFwPo7Pbq+3Oup-oo8MUFHeEpFXp7qr6z2PrzKp7S0ON+A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-03-02 19:53 ` [RFC][PATCH] fs/posix_acl: Update the comments and support lightweight cache skipping Eric W. Biederman 2018-03-02 19:53 ` Eric W. Biederman 2018-02-27 3:36 ` [PATCH v7 3/7] fs/posix_acl: Document that get_acl respects ACL_DONT_CACHE Linus Torvalds 2018-02-27 3:36 ` Linus Torvalds 2018-02-26 23:52 ` [PATCH v7 4/7] fuse: Cache a NULL acl when FUSE_GETXATTR returns -ENOSYS Eric W. Biederman 2018-02-26 23:53 ` [PATCH v7 7/7] fuse: Restrict allow_other to the superblock's namespace or a descendant Eric W. Biederman 2018-03-02 21:58 ` [PATCH v8 0/6] fuse: mounts from non-init user namespaces Eric W. Biederman [not found] ` <87r2p287i8.fsf_-_-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-03-02 21:59 ` [PATCH v8 1/6] fs/posix_acl: Update the comments and support lightweight cache skipping Eric W. Biederman 2018-03-02 21:59 ` Eric W. Biederman [not found] ` <20180302215919.27207-1-ebiederm-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-03-05 9:53 ` Miklos Szeredi 2018-03-05 9:53 ` Miklos Szeredi [not found] ` <CAOssrKf0cuxx1YLiwFJHSnzMOOoejjWWibs98Mb5KSXVSSXfOg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-03-05 13:53 ` Eric W. Biederman 2018-03-05 13:53 ` Eric W. Biederman 2018-03-02 21:59 ` [PATCH v8 2/6] fuse: Simplfiy the posix acl handling logic Eric W. Biederman 2018-03-02 21:59 ` Eric W. Biederman 2018-03-02 21:59 ` [PATCH v8 3/6] fuse: Remove the buggy retranslation of pids in fuse_dev_do_read Eric W. Biederman 2018-03-02 21:59 ` Eric W. Biederman 2018-03-02 21:59 ` [PATCH v8 4/6] fuse: Fail all requests with invalid uids or gids Eric W. Biederman 2018-03-02 21:59 ` [PATCH v8 5/6] fuse: Support fuse filesystems outside of init_user_ns Eric W. Biederman 2018-03-02 21:59 ` [PATCH v8 6/6] fuse: Restrict allow_other to the superblock's namespace or a descendant Eric W. Biederman 2018-03-02 21:59 ` Eric W. Biederman 2018-03-08 21:23 ` [PATCH v9 0/4] fuse: mounts from non-init user namespaces Eric W. Biederman 2018-03-08 21:23 ` Eric W. Biederman 2018-03-08 21:24 ` [PATCH v9 1/4] fuse: Remove the buggy retranslation of pids in fuse_dev_do_read Eric W. Biederman [not found] ` <87ina6ntx0.fsf_-_-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-03-08 21:24 ` Eric W. Biederman 2018-03-08 21:24 ` [PATCH v9 2/4] fuse: Fail all requests with invalid uids or gids Eric W. Biederman 2018-03-08 21:24 ` Eric W. Biederman 2018-03-08 21:24 ` [PATCH v9 3/4] fuse: Support fuse filesystems outside of init_user_ns Eric W. Biederman 2018-03-08 21:24 ` [PATCH v9 4/4] fuse: Restrict allow_other to the superblock's namespace or a descendant Eric W. Biederman 2018-03-20 16:25 ` [PATCH v9 0/4] fuse: mounts from non-init user namespaces Miklos Szeredi 2018-03-08 21:24 ` [PATCH v9 3/4] fuse: Support fuse filesystems outside of init_user_ns Eric W. Biederman 2018-03-08 21:24 ` [PATCH v9 4/4] fuse: Restrict allow_other to the superblock's namespace or a descendant Eric W. Biederman 2018-03-20 16:25 ` [PATCH v9 0/4] fuse: mounts from non-init user namespaces Miklos Szeredi [not found] ` <CAOssrKebhX-nm06RAwep8HUUV4QpsAa=ZOgxdRyP=WF9p-=4Tw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-03-20 18:27 ` Eric W. Biederman 2018-03-20 18:27 ` Eric W. Biederman 2018-03-21 8:38 ` Miklos Szeredi [not found] ` <87tvta38lu.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-03-21 8:38 ` Miklos Szeredi 2018-03-02 21:59 ` [PATCH v8 4/6] fuse: Fail all requests with invalid uids or gids Eric W. Biederman 2018-03-02 21:59 ` [PATCH v8 5/6] fuse: Support fuse filesystems outside of init_user_ns Eric W. Biederman 2017-12-22 14:32 ` [PATCH 09/11] fuse: Restrict allow_other to the superblock's namespace or a descendant Dongsu Park 2017-12-23 3:50 ` Serge E. Hallyn [not found] ` <d055925e5d5c0099e9e9c871004fb45fab67e4bc.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:50 ` Serge E. Hallyn 2018-02-19 23:16 ` Eric W. Biederman 2018-02-19 23:16 ` Eric W. Biederman 2017-12-22 14:32 ` [PATCH 10/11] fuse: Allow user namespace mounts Dongsu Park [not found] ` <a26103156b3f6ba73b1e46c6f577f1bee74872d9.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 3:51 ` Serge E. Hallyn 2017-12-23 3:51 ` Serge E. Hallyn 2018-02-14 13:44 ` Miklos Szeredi 2018-02-14 13:44 ` Miklos Szeredi [not found] ` <CAOssrKcHOp9OaCWRALsxe5MTk+tv7Gi5rPsHz2VLguzK-P+LMw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-15 8:46 ` Miklos Szeredi 2018-02-15 8:46 ` Miklos Szeredi 2017-12-22 14:32 ` [PATCH 11/11] evm: Don't update hmacs in user ns mounts Dongsu Park 2017-12-22 14:32 ` Dongsu Park [not found] ` <1f2233a1a028f1eb1e9bea7d06efa6d34e69e752.1512041070.git.dongsu-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org> 2017-12-23 4:03 ` Serge E. Hallyn 2017-12-23 4:03 ` Serge E. Hallyn 2017-12-23 4:03 ` Serge E. Hallyn [not found] ` <20171223040348.GK6837-7LNsyQBKDXoIagZqoN9o3w@public.gmane.org> 2017-12-24 5:12 ` Mimi Zohar 2017-12-24 5:12 ` Mimi Zohar 2017-12-24 5:12 ` Mimi Zohar 2017-12-24 5:12 ` Mimi Zohar [not found] ` <1514092328.5221.116.camel-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org> 2017-12-24 5:56 ` Mimi Zohar 2017-12-24 5:56 ` Mimi Zohar 2017-12-24 5:56 ` Mimi Zohar 2017-12-24 5:56 ` Mimi Zohar 2017-12-25 7:05 ` [PATCH v5 00/11] FUSE mounts from non-init user namespaces Eric W. Biederman [not found] ` <877etbcmnd.fsf-aS9lmoZGLiVWk0Htik3J/w@public.gmane.org> 2018-01-09 15:05 ` Dongsu Park 2018-01-09 15:05 ` Dongsu Park 2018-01-18 14:58 ` Alban Crequy [not found] ` <CADZs7q438szfwd-kaaRDnpDFrmno3zy7Zq+6EsnotW8bS0vrTA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-02-19 23:09 ` Eric W. Biederman 2018-02-19 23:09 ` Eric W. Biederman [not found] ` <CANxcAMvwwiPXBTKmTM9sEo8Y1T--V7fNaFqzHfyEvwvaYQV60A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2018-01-18 14:58 ` Alban Crequy
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20180221202908.17258-4-ebiederm@xmission.com \ --to=ebiederm-as9lmozglivwk0htik3j/w@public.gmane.org \ --cc=alban-lYLaGTFnO9sWenYVfaLwtA@public.gmane.org \ --cc=containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org \ --cc=linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \ --cc=linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org \ --cc=mszeredi-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org \ --cc=sargun-GaZTRHToo+CzQB+pC5nmwQ@public.gmane.org \ --cc=seth.forshee-Z7WLFzj8eWMS+FvcfC7Uqw@public.gmane.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.