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author | 2018-08-01 09:26:12 +1000 | |
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committer | 2018-08-07 14:23:04 -0500 | |
commit | 1f3a8f5f7ac3de4abae9d2c118ffaeed1676fe1c (patch) | |
tree | aeda7efc3fba2937d6b652e3a4e7a79bb3e9eb46 /fs/cifs | |
parent | cifs: update init_sg, crypt_message to take an array of rqst (diff) | |
download | linux-1f3a8f5f7ac3de4abae9d2c118ffaeed1676fe1c.tar.gz linux-1f3a8f5f7ac3de4abae9d2c118ffaeed1676fe1c.tar.bz2 linux-1f3a8f5f7ac3de4abae9d2c118ffaeed1676fe1c.zip |
cifs: make smb_send_rqst take an array of requests
Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Pavel Shilovsky <pshilov@microsoft.com>
Diffstat (limited to 'fs/cifs')
-rw-r--r-- | fs/cifs/transport.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 8039c93ba57a..169e767ff57f 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -374,10 +374,11 @@ smbd_done: return rc; } -#define MAX_COMPOUND 2 +#define MAX_COMPOUND 5 static int -smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst, int flags) +smb_send_rqst(struct TCP_Server_Info *server, int num_rqst, + struct smb_rqst *rqst, int flags) { struct kvec iov; struct smb2_transform_hdr tr_hdr; @@ -385,7 +386,10 @@ smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst, int flags) int rc; if (!(flags & CIFS_TRANSFORM_REQ)) - return __smb_send_rqst(server, 1, rqst); + return __smb_send_rqst(server, num_rqst, rqst); + + if (num_rqst > MAX_COMPOUND - 1) + return -ENOMEM; memset(&cur_rqst[0], 0, sizeof(cur_rqst)); memset(&iov, 0, sizeof(iov)); @@ -402,12 +406,13 @@ smb_send_rqst(struct TCP_Server_Info *server, struct smb_rqst *rqst, int flags) return -EIO; } - rc = server->ops->init_transform_rq(server, 2, &cur_rqst[0], rqst); + rc = server->ops->init_transform_rq(server, num_rqst + 1, + &cur_rqst[0], rqst); if (rc) return rc; - rc = __smb_send_rqst(server, 2, &cur_rqst[0]); - smb3_free_compound_rqst(1, &cur_rqst[1]); + rc = __smb_send_rqst(server, num_rqst + 1, &cur_rqst[0]); + smb3_free_compound_rqst(num_rqst, &cur_rqst[1]); return rc; } @@ -621,7 +626,7 @@ cifs_call_async(struct TCP_Server_Info *server, struct smb_rqst *rqst, */ cifs_save_when_sent(mid); cifs_in_send_inc(server); - rc = smb_send_rqst(server, rqst, flags); + rc = smb_send_rqst(server, 1, rqst, flags); cifs_in_send_dec(server); if (rc < 0) { @@ -811,7 +816,7 @@ cifs_send_recv(const unsigned int xid, struct cifs_ses *ses, midQ->mid_state = MID_REQUEST_SUBMITTED; cifs_in_send_inc(ses->server); - rc = smb_send_rqst(ses->server, rqst, flags); + rc = smb_send_rqst(ses->server, 1, rqst, flags); cifs_in_send_dec(ses->server); cifs_save_when_sent(midQ); |