iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ksmbd: set epoch in create context v2 lease

Browse Source 
To support v2 lease(directory lease), ksmbd set epoch in create context
v2 lease response.

Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Namjae Jeon 2023-12-04 22:07:03 +09:00 committed by Steve French
parent 8f17527230
commit d045850b62
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
fs/smb/server/oplock.c
View File

@ -104,7 +104,7 @@ static int alloc_lease(struct oplock_info *opinfo, struct lease_ctx_info *lctx)
lease->duration = lctx->duration;
memcpy(lease->parent_lease_key, lctx->parent_lease_key, SMB2_LEASE_KEY_SIZE);
lease->version = lctx->version;
lease->epoch = 0;
lease->epoch = le16_to_cpu(lctx->epoch);
INIT_LIST_HEAD(&opinfo->lease_entry);
opinfo->o_lease = lease;
@ -1032,6 +1032,7 @@ static void copy_lease(struct oplock_info *op1, struct oplock_info *op2)
SMB2_LEASE_KEY_SIZE);
lease2->duration = lease1->duration;
lease2->flags = lease1->flags;
lease2->epoch = lease1->epoch++;
}
static int add_lease_global_list(struct oplock_info *opinfo)
@ -1364,6 +1365,7 @@ void create_lease_buf(u8 *rbuf, struct lease *lease)
memcpy(buf->lcontext.LeaseKey, lease->lease_key,
SMB2_LEASE_KEY_SIZE);
buf->lcontext.LeaseFlags = lease->flags;
buf->lcontext.Epoch = cpu_to_le16(++lease->epoch);
buf->lcontext.LeaseState = lease->state;
memcpy(buf->lcontext.ParentLeaseKey, lease->parent_lease_key,
SMB2_LEASE_KEY_SIZE);
@ -1423,6 +1425,7 @@ struct lease_ctx_info *parse_lease_state(void *open_req)
memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE);
lreq->req_state = lc->lcontext.LeaseState;
lreq->flags = lc->lcontext.LeaseFlags;
lreq->epoch = lc->lcontext.Epoch;
lreq->duration = lc->lcontext.LeaseDuration;
memcpy(lreq->parent_lease_key, lc->lcontext.ParentLeaseKey,
SMB2_LEASE_KEY_SIZE);

1
fs/smb/server/oplock.h
View File

@ -34,6 +34,7 @@ struct lease_ctx_info {
__le32 flags;
__le64 duration;
__u8 parent_lease_key[SMB2_LEASE_KEY_SIZE];
__le16 epoch;
int version;
};