linux-kernel - [PATCH 3.2 63/94] nfsd: Add fh_{want,drop}

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Date:	Mon, 28 Apr 2014 02:11:22 +0100
From:	Ben Hutchings <ben@...adent.org.uk>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC:	akpm@...ux-foundation.org
Subject: [PATCH 3.2 63/94] nfsd: Add fh_{want,drop}_write()

3.2.58-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Ben Hutchings <ben@...adent.org.uk>

Part of commit bad0dcffc21d17a07dbb83a2bf764f35a57feba5
('new helpers: fh_{want,drop}_write()') upstream.

Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
--- a/fs/nfsd/vfs.h
+++ b/fs/nfsd/vfs.h
@@ -108,4 +108,14 @@ struct posix_acl *nfsd_get_posix_acl(str
 int nfsd_set_posix_acl(struct svc_fh *, int, struct posix_acl *);
 #endif
 
+static inline int fh_want_write(struct svc_fh *fh)
+{
+	return mnt_want_write(fh->fh_export->ex_path.mnt);
+}
+
+static inline void fh_drop_write(struct svc_fh *fh)
+{
+	mnt_drop_write(fh->fh_export->ex_path.mnt);
+}
+
 #endif /* LINUX_NFSD_VFS_H */

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