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authorAurelien Aptel <aaptel@suse.com>2018-05-15 10:40:48 +0200
committerAurelien Aptel <aaptel@suse.com>2018-07-10 17:43:42 +0200
commitbfcbfaa27a6bcfea3d463e793feff5a983f344a5 (patch)
tree866f06c2d63c8a603306be2876c78954f0b99b3b
parent81dcfb24f54a5757f7c9fe08285bf527b8333506 (diff)
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mount.cifs.rst: document new (no)handlecache mount optionHEADmaster
Signed-off-by: Aurelien Aptel <aaptel@suse.com> Reviewed-by: Steve French <smfrench@gmail.com> Reviewed-by: Pavel Shilovsky <piastryyy@gmail.com>
-rw-r--r--mount.cifs.rst10
1 files changed, 10 insertions, 0 deletions
diff --git a/mount.cifs.rst b/mount.cifs.rst
index c0f0bdb..405c459 100644
--- a/mount.cifs.rst
+++ b/mount.cifs.rst
@@ -237,6 +237,16 @@ cache=arg
The default in kernels prior to 3.7 was ``loose``. As of kernel 3.7 the
default is ``strict``.
+handlecache
+ (default) In SMB2 and above, the client often has to open the root
+ of the share (empty path) in various places during mount, path
+ revalidation and the statfs(2) system call. This option cuts
+ redundant round trip traffic (opens and closes) by simply keeping
+ the directory handle for the root around once opened.
+
+nohandlecache
+ Disable caching of the share root directory handle.
+
directio
Do not do inode data caching on files opened on this mount. This
precludes mmaping files on this mount. In some cases with fast