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Use file_dentry and file_inode wrappers

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Fix bugs due to kernel change in torvalds/linux@4bacc9c923 ("overlayfs:
Make f_path always point to the overlay and f_inode to the underlay").

This problem crashes system when use zfs as a layer of overlayfs.

Signed-off-by: Chen Haiquan <oc@yunify.com>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #4914
Closes #4935
This commit is contained in:
Chen Haiquan
2016-08-04 23:57:35 +08:00
committed by Brian Behlendorf
parent d5884c3453
commit d9c97ec08b
6 changed files with 41 additions and 9 deletions
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config/kernel.m4
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@@ -56,6 +56,7 @@ AC_DEFUN([ZFS_AC_CONFIG_KERNEL], [
ZFS_AC_KERNE_GET_ACL_HANDLE_CACHE
ZFS_AC_KERNEL_SHOW_OPTIONS
ZFS_AC_KERNEL_FILE_INODE
ZFS_AC_KERNEL_FILE_DENTRY
ZFS_AC_KERNEL_FSYNC
ZFS_AC_KERNEL_EVICT_INODE
ZFS_AC_KERNEL_DIRTY_INODE_WITH_FLAGS