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| author | Eric Van Hensbergen <ericvh@kernel.org> | 2022-12-08 02:03:32 +0000 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@kernel.org> | 2023-02-23 22:39:36 +0000 |
| commit | 344504e912ea49033d012dad9de3f68e20c07634 (patch) | |
| tree | ba2a6c0b0d224fe032138de6f922544edc955154 /fs/9p/vfs_file.c | |
| parent | 2a03472262c05f965d7ba394ed35dc9867ba3095 (diff) | |
| download | linux-stable-344504e912ea49033d012dad9de3f68e20c07634.tar.gz linux-stable-344504e912ea49033d012dad9de3f68e20c07634.tar.bz2 linux-stable-344504e912ea49033d012dad9de3f68e20c07634.zip | |
fs/9p: Expand setup of writeback cache to all levels
If cache is enabled, make sure we are putting the right things
in place (mainly impacts mmap). This also sets us up for more
cache levels.
Signed-off-by: Eric Van Hensbergen <ericvh@kernel.org>
Reviewed-by: Dominique Martinet <asmadeus@codewreck.org>
Diffstat (limited to 'fs/9p/vfs_file.c')
| -rw-r--r-- | fs/9p/vfs_file.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c index b740017634ef..3b6458846a0b 100644 --- a/fs/9p/vfs_file.c +++ b/fs/9p/vfs_file.c @@ -73,8 +73,7 @@ int v9fs_file_open(struct inode *inode, struct file *file) } mutex_lock(&v9inode->v_mutex); - if ((v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) && - !v9inode->writeback_fid && + if ((v9ses->cache) && !v9inode->writeback_fid && ((file->f_flags & O_ACCMODE) != O_RDONLY)) { /* * clone a fid and add it to writeback_fid @@ -92,9 +91,11 @@ int v9fs_file_open(struct inode *inode, struct file *file) v9inode->writeback_fid = (void *) writeback_fid; } mutex_unlock(&v9inode->v_mutex); - if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) +#ifdef CONFIG_9P_FSCACHE + if (v9ses->cache == CACHE_FSCACHE) fscache_use_cookie(v9fs_inode_cookie(v9inode), file->f_mode & FMODE_WRITE); +#endif v9fs_open_fid_add(inode, &fid); return 0; out_error: |