From 920e65dc6911da28a58e17f4b683302636fc6d8e Mon Sep 17 00:00:00 2001 From: "Venkateswararao Jujjuri (JV)" Date: Wed, 22 Sep 2010 17:19:19 -0700 Subject: [9p] Introduce client side TFSYNC/RFSYNC for dotl. SYNOPSIS size[4] Tfsync tag[2] fid[4] size[4] Rfsync tag[2] DESCRIPTION The Tfsync transaction transfers ("flushes") all modified in-core data of file identified by fid to the disk device (or other permanent storage device) where that file resides. Signed-off-by: Venkateswararao Jujjuri Signed-off-by: Eric Van Hensbergen --- fs/9p/vfs_file.c | 18 ++++++++++++++++-- 1 file changed, 16 insertions(+), 2 deletions(-) (limited to 'fs') diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index 28db7fb1d96e..fdf303207c72 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -290,6 +290,20 @@ static int v9fs_file_fsync(struct file *filp, int datasync) return retval; } +static int v9fs_file_fsync_dotl(struct file *filp, int datasync) +{ + struct p9_fid *fid; + int retval; + + P9_DPRINTK(P9_DEBUG_VFS, "v9fs_file_fsync_dotl: filp %p datasync %x\n", + filp, datasync); + + fid = filp->private_data; + + retval = p9_client_fsync(fid); + return retval; +} + static const struct file_operations v9fs_cached_file_operations = { .llseek = generic_file_llseek, .read = do_sync_read, @@ -311,7 +325,7 @@ static const struct file_operations v9fs_cached_file_operations_dotl = { .release = v9fs_dir_release, .lock = v9fs_file_lock, .mmap = generic_file_readonly_mmap, - .fsync = v9fs_file_fsync, + .fsync = v9fs_file_fsync_dotl, }; const struct file_operations v9fs_file_operations = { @@ -333,5 +347,5 @@ const struct file_operations v9fs_file_operations_dotl = { .release = v9fs_dir_release, .lock = v9fs_file_lock, .mmap = generic_file_readonly_mmap, - .fsync = v9fs_file_fsync, + .fsync = v9fs_file_fsync_dotl, }; -- cgit v1.2.3