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[CIFS] Add support for legacy servers part 5

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Handle small negotiated read sizes (under 4K) and finish up
read and write support.

Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Steve French
2005-08-31 21:50:37 -07:00
parent 1c9551878c
commit bfa0d75a1e
5 changed files with 39 additions and 137 deletions
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7
fs/cifs/inode.c
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@@ -169,6 +169,10 @@ int cifs_get_inode_info_unix(struct inode **pinode,
if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_BRL)
inode->i_fop->lock = NULL;
inode->i_data.a_ops = &cifs_addr_ops;
/* check if server can support readpages */
if(pTcon->ses->server->maxBuf <
4096 + MAX_CIFS_HDR_SIZE)
inode->i_data.a_ops->readpages = NULL;
} else if (S_ISDIR(inode->i_mode)) {
cFYI(1, (" Directory inode"));
inode->i_op = &cifs_dir_inode_ops;
@@ -384,6 +388,9 @@ int cifs_get_inode_info(struct inode **pinode,
if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_NO_BRL)
inode->i_fop->lock = NULL;
inode->i_data.a_ops = &cifs_addr_ops;
if(pTcon->ses->server->maxBuf <
4096 + MAX_CIFS_HDR_SIZE)
inode->i_data.a_ops->readpages = NULL;
} else if (S_ISDIR(inode->i_mode)) {
cFYI(1, (" Directory inode "));
inode->i_op = &cifs_dir_inode_ops;