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| author | Miklos Szeredi <mszeredi@redhat.com> | 2018-10-01 11:07:05 +0300 |
|---|---|---|
| committer | Miklos Szeredi <mszeredi@redhat.com> | 2018-10-01 11:07:05 +0300 |
| commit | ab2257e9941b9ef28d4a4a451e4b146d40a21e18 (patch) | |
| tree | f4c4b558fcec9846ea840ea721d494327c5192b4 /fs/fuse/dir.c | |
| parent | 261aaba72fdba17b74a3a434d9f925b43d90e958 (diff) | |
| download | linux-ab2257e9941b9ef28d4a4a451e4b146d40a21e18.tar.xz | |
fuse: reduce size of struct fuse_inode
Do this by grouping fields used for cached writes and putting them into a
union with fileds used for cached readdir (with obviously no overlap, since
we don't have hybrid objects).
Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
Diffstat (limited to 'fs/fuse/dir.c')
| -rw-r--r-- | fs/fuse/dir.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 6800fdc3e730..d1b2f42d746e 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -1414,8 +1414,11 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr, file = NULL; } - if (attr->ia_valid & ATTR_SIZE) + if (attr->ia_valid & ATTR_SIZE) { + if (WARN_ON(!S_ISREG(inode->i_mode))) + return -EIO; is_truncate = true; + } if (is_truncate) { fuse_set_nowrite(inode); @@ -1619,8 +1622,16 @@ void fuse_init_common(struct inode *inode) void fuse_init_dir(struct inode *inode) { + struct fuse_inode *fi = get_fuse_inode(inode); + inode->i_op = &fuse_dir_inode_operations; inode->i_fop = &fuse_dir_operations; + + spin_lock_init(&fi->rdc.lock); + fi->rdc.cached = false; + fi->rdc.size = 0; + fi->rdc.pos = 0; + fi->rdc.version = 0; } void fuse_init_symlink(struct inode *inode) |