cifs: vary timeout on writes past EOF based on offset (try #5)

[safe/jmp/linux-2.6] / fs / cifs / inode.c

diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index fceebee..09082ac 100644 (file)
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -143,6 +143,7 @@ static void cifs_unix_info_to_inode(struct inode *inode,
 
        inode->i_nlink = le64_to_cpu(info->Nlinks);
 
+       cifsInfo->server_eof = end_of_file;
        spin_lock(&inode->i_lock);
        if (is_size_safe_to_change(cifsInfo, end_of_file)) {
                /*
@@ -606,12 +607,12 @@ int cifs_get_inode_info(struct inode **pinode,
                        inode->i_mode |= S_IFREG;
        }
 
+       cifsInfo->server_eof = le64_to_cpu(pfindData->EndOfFile);
        spin_lock(&inode->i_lock);
-       if (is_size_safe_to_change(cifsInfo,
-                                  le64_to_cpu(pfindData->EndOfFile))) {
+       if (is_size_safe_to_change(cifsInfo, cifsInfo->server_eof)) {
                /* can not safely shrink the file size here if the
                   client is writing to it due to potential races */
-               i_size_write(inode, le64_to_cpu(pfindData->EndOfFile));
+               i_size_write(inode, cifsInfo->server_eof);
 
                /* 512 bytes (2**9) is the fake blocksize that must be
                   used for this calculation */
@@ -1755,6 +1756,7 @@ cifs_set_file_size(struct inode *inode, struct iattr *attrs,
        }
 
        if (rc == 0) {
+               cifsInode->server_eof = attrs->ia_size;
                rc = cifs_vmtruncate(inode, attrs->ia_size);
                cifs_truncate_page(inode->i_mapping, inode->i_size);
        }