diff options
| author | Henrique Carvalho <henrique.carvalho@suse.com> | 2025-05-28 17:30:03 -0300 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2025-06-01 20:46:45 -0500 |
| commit | 037e1bae588eacf98a0fedf52a7b72f14bbf0b26 (patch) | |
| tree | d0d51ce6aebda237e0b8e17669960adef1eaa0c9 | |
| parent | 0f220d30c6fd04d3616737d8cdb0f8c7a76ee995 (diff) | |
smb: client: use ParentLeaseKey in cifs_do_create
Implement ParentLeaseKey logic in cifs_do_create() by looking up the
parent cfid, copying its lease key into the fid struct, and setting
the appropriate lease flag.
Fixes: f047390a097e ("CIFS: Add create lease v2 context for SMB3")
Signed-off-by: Henrique Carvalho <henrique.carvalho@suse.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
| -rw-r--r-- | fs/smb/client/dir.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/fs/smb/client/dir.c b/fs/smb/client/dir.c index d1e95632ac54..1c6e5389c51f 100644 --- a/fs/smb/client/dir.c +++ b/fs/smb/client/dir.c @@ -23,6 +23,7 @@ #include "fs_context.h" #include "cifs_ioctl.h" #include "fscache.h" +#include "cached_dir.h" static void renew_parental_timestamps(struct dentry *direntry) @@ -190,6 +191,7 @@ static int cifs_do_create(struct inode *inode, struct dentry *direntry, unsigned struct TCP_Server_Info *server = tcon->ses->server; struct cifs_open_parms oparms; int rdwr_for_fscache = 0; + __le32 lease_flags = 0; *oplock = 0; if (tcon->ses->server->oplocks) @@ -312,6 +314,26 @@ static int cifs_do_create(struct inode *inode, struct dentry *direntry, unsigned create_options |= CREATE_OPTION_READONLY; retry_open: + if (tcon->cfids && direntry->d_parent && server->dialect >= SMB30_PROT_ID) { + struct cached_fid *parent_cfid; + + spin_lock(&tcon->cfids->cfid_list_lock); + list_for_each_entry(parent_cfid, &tcon->cfids->entries, entry) { + if (parent_cfid->dentry == direntry->d_parent) { + cifs_dbg(FYI, "found a parent cached file handle\n"); + if (parent_cfid->has_lease && parent_cfid->time) { + lease_flags + |= SMB2_LEASE_FLAG_PARENT_LEASE_KEY_SET_LE; + memcpy(fid->parent_lease_key, + parent_cfid->fid.lease_key, + SMB2_LEASE_KEY_SIZE); + } + break; + } + } + spin_unlock(&tcon->cfids->cfid_list_lock); + } + oparms = (struct cifs_open_parms) { .tcon = tcon, .cifs_sb = cifs_sb, @@ -320,6 +342,7 @@ retry_open: .disposition = disposition, .path = full_path, .fid = fid, + .lease_flags = lease_flags, .mode = mode, }; rc = server->ops->open(xid, &oparms, oplock, buf); |