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CIFS: Remove custom credit adjustments for SMB2 async IO

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Currently we do proper accounting for credits in regards to
reconnects and error handling, thus we do not need custom
credit adjustments when reconnect is detected developed
previously.

Signed-off-by: Pavel Shilovsky <pshilov@microsoft.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Pavel Shilovsky 2019-01-25 11:10:00 -08:00 committed by Steve French
parent 9a1c67e8d5
commit f0b93cb9d1
1 changed files with 3 additions and 21 deletions
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24
fs/cifs/smb2pdu.c
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@ -3297,17 +3297,8 @@ smb2_async_readv(struct cifs_readdata *rdata)
rc = smb2_new_read_req(
(void **) &buf, &total_len, &io_parms, rdata, 0, 0);
if (rc) {
if (rc == -EAGAIN && rdata->credits.value) {
/* credits was reset by reconnect */
rdata->credits.value = 0;
/* reduce in_flight value since we won't send the req */
spin_lock(&server->req_lock);
server->in_flight--;
spin_unlock(&server->req_lock);
}
if (rc)
return rc;
}
if (smb3_encryption_required(io_parms.tcon))
flags |= CIFS_TRANSFORM_REQ;
@ -3515,17 +3506,8 @@ smb2_async_writev(struct cifs_writedata *wdata,
unsigned int total_len;
rc = smb2_plain_req_init(SMB2_WRITE, tcon, (void **) &req, &total_len);
if (rc) {
if (rc == -EAGAIN && wdata->credits.value) {
/* credits was reset by reconnect */
wdata->credits.value = 0;
/* reduce in_flight value since we won't send the req */
spin_lock(&server->req_lock);
server->in_flight--;
spin_unlock(&server->req_lock);
}
goto async_writev_out;
}
if (rc)
return rc;
if (smb3_encryption_required(tcon))
flags |= CIFS_TRANSFORM_REQ;