The patch titled
fuse: cleanup: add fuse_get_attr_version()
has been added to the -mm tree. Its filename is
fuse-cleanup-add-fuse_get_attr_version.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: fuse: cleanup: add fuse_get_attr_version()
From: Miklos Szeredi <mszeredi@xxxxxxx>
Extract repeated code into helper function, as suggested by Akpm.
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/fuse/dir.c | 27 ++++++++++++++++++---------
1 file changed, 18 insertions(+), 9 deletions(-)
diff -puN fs/fuse/dir.c~fuse-cleanup-add-fuse_get_attr_version fs/fuse/dir.c
--- a/fs/fuse/dir.c~fuse-cleanup-add-fuse_get_attr_version
+++ a/fs/fuse/dir.c
@@ -132,6 +132,21 @@ static void fuse_lookup_init(struct fuse
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
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
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
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));
_
Patches currently in -mm which might be from mszeredi@xxxxxxx are
fuse-fuse_file_alloc-fix-null-dereferences.patch
fuse-fix-reading-past-eof.patch
fuse-cleanup-add-fuse_get_attr_version.patch
fuse-pass-open-flags-to-read-and-write.patch
fuse-fix-fuse_file_ops-sending.patch
unprivileged-mounts-add-user-mounts-to-the-kernel.patch
unprivileged-mounts-allow-unprivileged-umount.patch
unprivileged-mounts-account-user-mounts.patch
unprivileged-mounts-propagate-error-values-from-clone_mnt.patch
unprivileged-mounts-allow-unprivileged-bind-mounts.patch
unprivileged-mounts-allow-unprivileged-mounts.patch
unprivileged-mounts-allow-unprivileged-fuse-mounts.patch
unprivileged-mounts-propagation-inherit-owner-from-parent.patch
unprivileged-mounts-add-no-submounts-flag.patch
r-o-bind-mounts-sys_mknodat-elevate-write-count-for-vfs_mknod-create-fix.patch
slab-api-remove-useless-ctor-parameter-and-reorder-parameters-vs-revoke.patch
fs-introduce-write_begin-write_end-and-perform_write-aops-revoke-fix.patch
-
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