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lockd: update nlm_lookup_file reexport comment

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Update comment to reflect that we *do* allow reexport, whether it's a
good idea or not....

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
J. Bruce Fields 2021-08-20 17:02:02 -04:00 committed by Chuck Lever
parent a81041b7d8
commit b661601a9f
1 changed files with 3 additions and 2 deletions
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5
fs/lockd/svcsubs.c
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@ -111,8 +111,9 @@ nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result,
INIT_HLIST_NODE(&file->f_list);
INIT_LIST_HEAD(&file->f_blocks);
/* Open the file. Note that this must not sleep for too long, else
* we would lock up lockd:-) So no NFS re-exports, folks.
/*
* Open the file. Note that if we're reexporting, for example,
* this could block the lockd thread for a while.
*
* We have to make sure we have the right credential to open
* the file.