diff options
| author | Steve French | 2016-09-23 08:36:34 +0200 |
|---|---|---|
| committer | Steve French | 2016-10-14 21:22:01 +0200 |
| commit | 9593265531fa66177a0547e63abd99907ec0a687 (patch) | |
| tree | 81350498ef2188029c0555163b60899ee029e372 /fs/cifs/connect.c | |
| parent | CIFS: Reset read oplock to NONE if we have mandatory locks after reopen (diff) | |
| download | kernel-qcow2-linux-9593265531fa66177a0547e63abd99907ec0a687.tar.gz kernel-qcow2-linux-9593265531fa66177a0547e63abd99907ec0a687.tar.xz kernel-qcow2-linux-9593265531fa66177a0547e63abd99907ec0a687.zip | |
CIFS: Add new mount option to set owner uid and gid from special sids in acl
Add "idsfromsid" mount option to indicate to cifs.ko that it should
try to retrieve the uid and gid owner fields from special sids in the
ACL if present. This first patch just adds the parsing for the mount
option.
Signed-off-by: Steve French <steve.french@primarydata.com>
Reviewed-by: Shirish Pargaonkar <shirishpargaonkar@gmail.com>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Diffstat (limited to 'fs/cifs/connect.c')
| -rw-r--r-- | fs/cifs/connect.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 657369db76df..aab5227979e2 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -75,7 +75,7 @@ enum { Opt_noposixpaths, Opt_nounix, Opt_nocase, Opt_brl, Opt_nobrl, - Opt_forcemandatorylock, Opt_setuids, + Opt_forcemandatorylock, Opt_setuidfromacl, Opt_setuids, Opt_nosetuids, Opt_dynperm, Opt_nodynperm, Opt_nohard, Opt_nosoft, Opt_nointr, Opt_intr, @@ -147,6 +147,7 @@ static const match_table_t cifs_mount_option_tokens = { { Opt_forcemandatorylock, "forcemand" }, { Opt_setuids, "setuids" }, { Opt_nosetuids, "nosetuids" }, + { Opt_setuidfromacl, "idsfromsid" }, { Opt_dynperm, "dynperm" }, { Opt_nodynperm, "nodynperm" }, { Opt_nohard, "nohard" }, @@ -1376,6 +1377,9 @@ cifs_parse_mount_options(const char *mountdata, const char *devname, case Opt_nosetuids: vol->setuids = 0; break; + case Opt_setuidfromacl: + vol->setuidfromacl = 1; + break; case Opt_dynperm: vol->dynperm = true; break; @@ -3279,6 +3283,8 @@ int cifs_setup_cifs_sb(struct smb_vol *pvolume_info, cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_PERM; if (pvolume_info->setuids) cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_SET_UID; + if (pvolume_info->setuidfromacl) + cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_UID_FROM_ACL; if (pvolume_info->server_ino) cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_SERVER_INUM; if (pvolume_info->remap) |