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NLM: Move the public declaration of nsm_monitor() to lockd.h

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Clean up.

Make the nlm_host argument "const," and move the public declaration to
lockd.h with other NSM public function (nsm_release, eg) and global
variable declarations.

Add a documenting comment.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
This commit is contained in:
Chuck Lever 2008-12-04 14:21:24 -05:00 committed by J. Bruce Fields
parent 5d254b1198
commit 1e49323c4a
3 changed files with 15 additions and 5 deletions
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15
fs/lockd/mon.c
View File

@ -69,11 +69,18 @@ nsm_mon_unmon(struct nsm_handle *nsm, u32 proc, struct nsm_res *res)
return status;
}
/*
* Set up monitoring of a remote host
/**
* nsm_monitor - Notify a peer in case we reboot
* @host: pointer to nlm_host of peer to notify
*
* If this peer is not already monitored, this function sends an
* upcall to the local rpc.statd to record the name/address of
* the peer to notify in case we reboot.
*
* Returns zero if the peer is monitored by the local rpc.statd;
* otherwise a negative errno value is returned.
*/
int
nsm_monitor(struct nlm_host *host)
int nsm_monitor(const struct nlm_host *host)
{
struct nsm_handle *nsm = host->h_nsmhandle;
struct nsm_res res;

4
include/linux/lockd/lockd.h
View File

@ -242,6 +242,10 @@ extern void nlm_host_rebooted(const struct sockaddr_in *, const char *,
unsigned int, u32);
void nsm_release(struct nsm_handle *);
/*
* Host monitoring
*/
int nsm_monitor(const struct nlm_host *host);
/*
* This is used in garbage collection and resource reclaim

1
include/linux/lockd/sm_inter.h
View File

@ -41,7 +41,6 @@ struct nsm_res {
u32 state;
};
int nsm_monitor(struct nlm_host *);
int nsm_unmonitor(struct nlm_host *);
extern int nsm_local_state;