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| author | Venkateswararao Jujjuri (JV) <jvrao@linux.vnet.ibm.com> | 2010-09-22 17:19:19 -0700 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@gmail.com> | 2010-10-28 09:08:47 -0500 |
| commit | 920e65dc6911da28a58e17f4b683302636fc6d8e (patch) | |
| tree | 761280ee48576a45d13df5df685ea6b9da7fd775 /fs/9p/vfs_file.c | |
| parent | b04faaf3717307cd976a15667c8c24161c1d24ef (diff) | |
| download | linux-920e65dc6911da28a58e17f4b683302636fc6d8e.tar.gz linux-920e65dc6911da28a58e17f4b683302636fc6d8e.tar.bz2 linux-920e65dc6911da28a58e17f4b683302636fc6d8e.zip | |
[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 <jvrao@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'fs/9p/vfs_file.c')
| -rw-r--r-- | fs/9p/vfs_file.c | 18 |
1 files changed, 16 insertions, 2 deletions
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, }; |