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dlm: implement EXPORT_OP_ASYNC_LOCK

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This patch is activating the EXPORT_OP_ASYNC_LOCK export flag to
signal lockd that both filesystems are able to handle async lock
requests. The cluster filesystems gfs2 and ocfs2 will redirect their
lock requests to DLMs plock implementation that can handle async lock
requests.

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>
This commit is contained in:
Alexander Aring 2023-11-13 16:24:11 -05:00 committed by David Teigland
parent 6bd4a2bfe5
commit 0c08699744
2 changed files with 2 additions and 0 deletions
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1
fs/gfs2/export.c
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@ -192,5 +192,6 @@ const struct export_operations gfs2_export_ops = {
.fh_to_parent = gfs2_fh_to_parent,
.get_name = gfs2_get_name,
.get_parent = gfs2_get_parent,
.flags = EXPORT_OP_ASYNC_LOCK,
};

1
fs/ocfs2/export.c
View File

@ -280,4 +280,5 @@ const struct export_operations ocfs2_export_ops = {
.fh_to_dentry = ocfs2_fh_to_dentry,
.fh_to_parent = ocfs2_fh_to_parent,
.get_parent = ocfs2_get_parent,
.flags = EXPORT_OP_ASYNC_LOCK,
};