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SUSE:SLE-15-SP2:Update
cifs-utils.10545
0002-mount.cifs.rst-document-new-no-handlecache...
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File 0002-mount.cifs.rst-document-new-no-handlecache-mount-opt.patch of Package cifs-utils.10545
From bfcbfaa27a6bcfea3d463e793feff5a983f344a5 Mon Sep 17 00:00:00 2001 From: Aurelien Aptel <aaptel@suse.com> Date: Tue, 15 May 2018 10:40:48 +0200 Subject: [PATCH 02/10] mount.cifs.rst: document new (no)handlecache mount option Signed-off-by: Aurelien Aptel <aaptel@suse.com> Reviewed-by: Steve French <smfrench@gmail.com> Reviewed-by: Pavel Shilovsky <piastryyy@gmail.com> --- mount.cifs.rst | 10 ++++++++++ 1 file changed, 10 insertions(+) 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 -- 2.13.7
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