]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
staging: erofs: add a full barrier in erofs_workgroup_unfreeze
authorGao Xiang <gaoxiang25@huawei.com>
Thu, 22 Nov 2018 17:16:03 +0000 (01:16 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 27 Feb 2019 09:09:57 +0000 (10:09 +0100)
commit194a0837376dd783b212c2b99687ec7e447517da
treeb42f8310fc327ac3385436bcbb79019b092edef4
parent78c46113413bea1cc345757112aa2642e0f66de5
staging: erofs: add a full barrier in erofs_workgroup_unfreeze

commit 948bbdb1818b7ad6e539dad4fbd2dd4650793ea9 upstream.

Just like other generic locks, insert a full barrier
in case of memory reorder.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/erofs/internal.h