Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=7dca9fd39f7d4605ac178a67bb1772381056917d
Commit: 7dca9fd39f7d4605ac178a67bb1772381056917d
Parent: bcb4be809d2a804ff040d95db4a664113833e702
Author: Miklos Szeredi <[EMAIL PROTECTED]>
AuthorDate: Wed Nov 28 16:21:59 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Thu Nov 29 09:24:54 2007 -0800
fuse: cleanup: add fuse_get_attr_version()
Extract repeated code into helper function, as suggested by Akpm.
Signed-off-by: Miklos Szeredi <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
fs/fuse/dir.c | 27 ++++++++++++++++++---------
1 files changed, 18 insertions(+), 9 deletions(-)
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 7b3df35..c84f825 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -132,6 +132,21 @@ static void fuse_lookup_init(struct fuse_req *req, struct
inode *dir,
req->out.args[0].value = outarg;
}
+static u64 fuse_get_attr_version(struct fuse_conn *fc)
+{
+ u64 curr_version;
+
+ /*
+ * The spin lock isn't actually needed on 64bit archs, but we
+ * don't yet care too much about such optimizations.
+ */
+ spin_lock(&fc->lock);
+ curr_version = fc->attr_version;
+ spin_unlock(&fc->lock);
+
+ return curr_version;
+}
+
/*
* Check whether the dentry is still valid
*
@@ -171,9 +186,7 @@ static int fuse_dentry_revalidate(struct dentry *entry,
struct nameidata *nd)
return 0;
}
- spin_lock(&fc->lock);
- attr_version = fc->attr_version;
- spin_unlock(&fc->lock);
+ attr_version = fuse_get_attr_version(fc);
parent = dget_parent(entry);
fuse_lookup_init(req, parent->d_inode, entry, &outarg);
@@ -264,9 +277,7 @@ static struct dentry *fuse_lookup(struct inode *dir, struct
dentry *entry,
return ERR_PTR(PTR_ERR(forget_req));
}
- spin_lock(&fc->lock);
- attr_version = fc->attr_version;
- spin_unlock(&fc->lock);
+ attr_version = fuse_get_attr_version(fc);
fuse_lookup_init(req, dir, entry, &outarg);
request_send(fc, req);
@@ -733,9 +744,7 @@ static int fuse_do_getattr(struct inode *inode, struct
kstat *stat,
if (IS_ERR(req))
return PTR_ERR(req);
- spin_lock(&fc->lock);
- attr_version = fc->attr_version;
- spin_unlock(&fc->lock);
+ attr_version = fuse_get_attr_version(fc);
memset(&inarg, 0, sizeof(inarg));
memset(&outarg, 0, sizeof(outarg));
-
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