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| author | Steve French <sfrench@us.ibm.com> | 2005-10-06 00:14:33 +0200 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2005-10-06 00:14:33 +0200 |
| commit | 4a77118cd5018fec11bf86f6f8d659352ad9a92b (patch) | |
| tree | eab48dadfdf7398815b2bba5de93ff2332727386 /fs/cifs/file.c | |
| parent | CIFS: implement cifs_writepages to perform multi-page I/O (diff) | |
| download | linux-4a77118cd5018fec11bf86f6f8d659352ad9a92b.tar.xz linux-4a77118cd5018fec11bf86f6f8d659352ad9a92b.zip | |
CIFS: Allow wsize to exceed CIFSMaxBufSize
This allows cifs_writepages to send data in larger chunks from the page
cache, without requiring larger memory allocations in other cases.
Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/file.c')
| -rw-r--r-- | fs/cifs/file.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 0473b221f643..0f66ae5b694b 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -925,6 +925,7 @@ static struct cifsFileInfo *find_writable_file(struct cifsInodeInfo *cifs_inode) /* if it fails, try another handle - might be */ /* dangerous to hold up writepages with retry */ if(rc) { + cFYI(1,("failed on reopen file in wp")); read_lock(&GlobalSMBSeslock); continue; } @@ -1028,6 +1029,13 @@ static int cifs_writepages(struct address_space *mapping, if (cifs_sb->wsize < PAGE_CACHE_SIZE) return generic_writepages(mapping, wbc); + /* BB FIXME we do not have code to sign across multiple buffers yet, + so go to older writepage style write which we can sign if needed */ + if((cifs_sb->tcon->ses) && (cifs_sb->tcon->ses->server)) + if(cifs_sb->tcon->ses->server->secMode & + (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED)) + return generic_writepages(mapping, wbc); + /* * BB: Is this meaningful for a non-block-device file system? * If it is, we should test it again after we do I/O |