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Subject[RFC PATCH 14/13] NFSd: make grace end flag per network namespace
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Date
NFSd's grace_ender flag is a part of grace period facility.

Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
---
fs/nfsd/netns.h | 1 +
fs/nfsd/nfs4state.c | 8 +++-----
2 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/fs/nfsd/netns.h b/fs/nfsd/netns.h
index e99767d..b6deebd 100644
--- a/fs/nfsd/netns.h
+++ b/fs/nfsd/netns.h
@@ -36,6 +36,7 @@ struct nfsd_net {
struct cache_detail *nametoid_cache;

struct lock_manager nfsd4_manager;
+ bool grace_ended;
};

extern int nfsd_net_id;
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 2f940c1..7c88ee8 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3188,19 +3188,17 @@ out:
return status;
}

-static bool grace_ended;
-
static void
nfsd4_end_grace(struct net *net)
{
struct nfsd_net *nn = net_generic(net, nfsd_net_id);

/* do nothing if grace period already ended */
- if (grace_ended)
+ if (nn->grace_ended)
return;

dprintk("NFSD: end of grace period\n");
- grace_ended = true;
+ nn->grace_ended = true;
nfsd4_record_grace_done(net, boot_time);
locks_end_grace(&nn->nfsd4_manager);
/*
@@ -4761,7 +4759,7 @@ nfs4_state_start(void)
nfsd4_client_tracking_init(net);
boot_time = get_seconds();
locks_start_grace(net, &nn->nfsd4_manager);
- grace_ended = false;
+ nn->grace_ended = false;
printk(KERN_INFO "NFSD: starting %ld-second grace period\n",
nfsd4_grace);
ret = set_callback_cred();


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