From: Ben Hutchings <ben@decadent.org.uk>
Date: Sun, 27 Apr 2014 00:20:19 +0000 (+0100)
Subject: nfsd: Add fh_{want,drop}_write()
X-Git-Tag: v3.2.58~33
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3863e89caec3c83dbeae9c3077389db6206dc8e7;p=thirdparty%2Fkernel%2Fstable.git

nfsd: Add fh_{want,drop}_write()

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

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

diff --git a/fs/nfsd/vfs.h b/fs/nfsd/vfs.h
index 85d4d422458a1..c7fe96233bd73 100644
--- a/fs/nfsd/vfs.h
+++ b/fs/nfsd/vfs.h
@@ -108,4 +108,14 @@ struct posix_acl *nfsd_get_posix_acl(struct svc_fh *, int);
 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 */