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| author | Pavel Shilovsky <piastryyy@gmail.com> | 2011-01-24 14:16:35 -0500 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2011-01-25 19:30:13 +0000 |
| commit | 72432ffcf555decbbae47f1be338e1d2f210aa69 (patch) | |
| tree | 4293cb6e5b880071099756b7523f8f36bb7e16cc /fs/cifs/cifsfs.c | |
| parent | 93c100c0b423266c0ee28497e90fdf27c05e6b8e (diff) | |
| download | kernel_samsung_smdk4412-72432ffcf555decbbae47f1be338e1d2f210aa69.zip kernel_samsung_smdk4412-72432ffcf555decbbae47f1be338e1d2f210aa69.tar.gz kernel_samsung_smdk4412-72432ffcf555decbbae47f1be338e1d2f210aa69.tar.bz2 | |
CIFS: Implement cifs_strict_writev (try #4)
If we don't have Exclusive oplock we write a data to the server.
Also set invalidate_mapping flag on the inode if we wrote something
to the server. Add cifs_iovec_write to let the client write iovec
buffers through CIFSSMBWrite2.
Signed-off-by: Pavel Shilovsky <piastryyy@gmail.com>
Reviewed-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/cifsfs.c')
| -rw-r--r-- | fs/cifs/cifsfs.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index a8323f1..f297013 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -600,10 +600,17 @@ static ssize_t cifs_file_aio_write(struct kiocb *iocb, const struct iovec *iov, { struct inode *inode = iocb->ki_filp->f_path.dentry->d_inode; ssize_t written; + int rc; written = generic_file_aio_write(iocb, iov, nr_segs, pos); - if (!CIFS_I(inode)->clientCanCacheAll) - filemap_fdatawrite(inode->i_mapping); + + if (CIFS_I(inode)->clientCanCacheAll) + return written; + + rc = filemap_fdatawrite(inode->i_mapping); + if (rc) + cFYI(1, "cifs_file_aio_write: %d rc on %p inode", rc, inode); + return written; } @@ -737,7 +744,7 @@ const struct file_operations cifs_file_strict_ops = { .read = do_sync_read, .write = do_sync_write, .aio_read = cifs_strict_readv, - .aio_write = cifs_file_aio_write, + .aio_write = cifs_strict_writev, .open = cifs_open, .release = cifs_close, .lock = cifs_lock, @@ -793,7 +800,7 @@ const struct file_operations cifs_file_strict_nobrl_ops = { .read = do_sync_read, .write = do_sync_write, .aio_read = cifs_strict_readv, - .aio_write = cifs_file_aio_write, + .aio_write = cifs_strict_writev, .open = cifs_open, .release = cifs_close, .fsync = cifs_strict_fsync, |