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[CIFS] Performance improvement, finish up adding CIFSSMBWrite2 

Signed-off-by: Steve French (sfrench@us.ibm.com)
This commit is contained in:
Steve French 2005-06-23 19:31:17 -05:00
parent 45abc6ee2b
commit 0c0ff09329
4 changed files with 16 additions and 9 deletions
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10
fs/cifs/cifs_debug.c
View File

@ -283,6 +283,12 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset,
atomic_read(&tcon->num_t2renames));
buf += item_length;
length += item_length;
item_length = sprintf(buf,"\nFindFirst: %d FNext %d FClose %d",
atomic_read(&tcon->num_ffirst),
atomic_read(&tcon->num_fnext),
atomic_read(&tcon->num_fclose));
buf += item_length;
length += item_length;
}
read_unlock(&GlobalSMBSeslock);
@ -360,7 +366,7 @@ cifs_proc_init(void)
if (pde)
pde->write_proc = oplockEnabled_write;
pde = create_proc_read_entry("ReenableOldCifsReaddirCode", 0, proc_fs_cifs,
pde = create_proc_read_entry("Experimental", 0, proc_fs_cifs,
quotaEnabled_read, NULL);
if (pde)
pde->write_proc = quotaEnabled_write;
@ -419,7 +425,7 @@ cifs_proc_clean(void)
remove_proc_entry("ExtendedSecurity",proc_fs_cifs);
remove_proc_entry("PacketSigningEnabled",proc_fs_cifs);
remove_proc_entry("LinuxExtensionsEnabled",proc_fs_cifs);
remove_proc_entry("ReenableOldCifsReaddirCode",proc_fs_cifs);
remove_proc_entry("Experimental",proc_fs_cifs);
remove_proc_entry("LookupCacheEnabled",proc_fs_cifs);
remove_proc_entry("cifs", proc_root_fs);
}

2
fs/cifs/cifssmb.c
View File

@ -964,7 +964,7 @@ CIFSSMBWrite2(const int xid, struct cifsTconInfo *tcon,
__u32 bytes_sent;
__u16 byte_count;
cERROR(1,("write2 at %lld %d bytes",offset,count)); /* BB removeme BB */
cFYI(1,("write2 at %lld %d bytes",offset,count)); /* BB removeme BB */
rc = small_smb_init(SMB_COM_WRITE_ANDX, 14, tcon, (void **) &pSMB);
if (rc)
return rc;

7
fs/cifs/file.c
View File

@ -845,11 +845,10 @@ static ssize_t cifs_write(struct file *file, const char *write_data,
if (rc != 0)
break;
}
#ifdef CIFS_EXPERIMENTAL
#ifdef CONFIG_CIFS_EXPERIMENTAL
/* BB FIXME We can not sign across two buffers yet */
cERROR(1,("checking signing")); /* BB removeme BB */
if(pTcon->ses->server->secMode &
(SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED) == 0)
if((experimEnabled) && ((pTcon->ses->server->secMode &
(SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) == 0)) {
rc = CIFSSMBWrite2(xid, pTcon,
open_file->netfid,
min_t(const int, cifs_sb->wsize,

6
fs/cifs/transport.c
View File

@ -197,7 +197,7 @@ smb_send2(struct socket *ssocket, struct smb_hdr *smb_buffer,
iov[0].iov_base = smb_buffer;
iov[0].iov_len = len;
iov[1].iov_base = data;
iov[2].iov_len = datalen;
iov[1].iov_len = datalen;
smb_msg.msg_name = sin;
smb_msg.msg_namelen = sizeof (struct sockaddr);
smb_msg.msg_control = NULL;
@ -210,7 +210,8 @@ smb_send2(struct socket *ssocket, struct smb_hdr *smb_buffer,
Flags2 is converted in SendReceive */
smb_buffer->smb_buf_length = cpu_to_be32(smb_buffer->smb_buf_length);
cFYI(1, ("Sending smb of length %d ", len + datalen));
cFYI(1, ("Sending smb: hdrlen %d datalen %d",
smb_hdr_length,datalen));
dump_smb(smb_buffer, len);
while (len + datalen > 0) {
@ -233,6 +234,7 @@ smb_send2(struct socket *ssocket, struct smb_hdr *smb_buffer,
if(rc >= len) {
iov[0].iov_len = 0;
rc -= len;
len = 0;
} else { /* some of hdr was not sent */
len -= rc;
iov[0].iov_len -= rc;