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authorRonnie Sahlberg <lsahlber@redhat.com>2019-04-25 16:45:29 +1000
committerSteve French <stfrench@microsoft.com>2019-05-07 23:24:55 -0500
commit2f3ebaba13cebd8badfb9aed31c0cf3cc82eb4f4 (patch)
treecd2e5193de15784d7e50ce1a42d2a55ae8727f5f /fs/cifs/cifsfs.h
parentSMB3: Add defines for new negotiate contexts (diff)
downloadlinux-dev-2f3ebaba13cebd8badfb9aed31c0cf3cc82eb4f4.tar.xz
linux-dev-2f3ebaba13cebd8badfb9aed31c0cf3cc82eb4f4.zip
cifs: add fiemap support
Useful for improved copy performance as well as for applications which query allocated ranges of sparse files. Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs/cifsfs.h')
-rw-r--r--fs/cifs/cifsfs.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 5c0298b9998f..c47d93d74d75 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -84,6 +84,8 @@ extern int cifs_revalidate_mapping(struct inode *inode);
extern int cifs_zap_mapping(struct inode *inode);
extern int cifs_getattr(const struct path *, struct kstat *, u32, unsigned int);
extern int cifs_setattr(struct dentry *, struct iattr *);
+extern int cifs_fiemap(struct inode *, struct fiemap_extent_info *, u64 start,
+ u64 len);
extern const struct inode_operations cifs_file_inode_ops;
extern const struct inode_operations cifs_symlink_inode_ops;