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[RFC PATCH 14/13] NFSd: make grace end flag per network namespace [message #46356 is a reply to message #46244]

Mon, 14 May 2012 13:19

Stanislav Kinsbursky is currently offline

Stanislav Kinsbursky
Messages: 683
Registered: October 2011

Senior Member

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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[Message index]

		[PATCH RFC 00/13] Lockd: grace period containerization By: Stanislav Kinsbursky on Sat, 05 May 2012 17:21
		[PATCH RFC 01/13] LockD: mark host per network namespace on garbage collect By: Stanislav Kinsbursky on Sat, 05 May 2012 17:21
		[PATCH RFC 03/13] LockD: manage garbage collection timeout per networks namespace By: Stanislav Kinsbursky on Sat, 05 May 2012 17:21
		[PATCH RFC 02/13] LockD: make garbage collector network namespace aware. By: Stanislav Kinsbursky on Sat, 05 May 2012 17:21
		[PATCH RFC 06/13] Lockd: add more debug to host shutdown functions By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 08/13] LockD: make lockd manager allocated per network namespace By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 05/13] Lockd: host complaining function introduced By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 07/13] LockD: manage grace period per network namespace By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 09/13] NFSd: make nfsd4_manager allocated per network namespace context. By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 04/13] LockD: manage used host count per networks namespace By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 10/13] SUNRPC: service request network namespace helper introduced By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 12/13] LockD: pass actual network namespace to grace period management functions By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[PATCH RFC 13/13] Lockd: move grace period management from lockd() to per-net functions By: Stanislav Kinsbursky on Sat, 05 May 2012 17:23
		[PATCH RFC 11/13] LockD: manage grace list per network namespace By: Stanislav Kinsbursky on Sat, 05 May 2012 17:22
		[RFC PATCH 14/13] NFSd: make grace end flag per network namespace By: Stanislav Kinsbursky on Mon, 14 May 2012 13:19
		[RFC PATCH 15/13] NFSd: make boot_time variable per network namespace By: Stanislav Kinsbursky on Mon, 14 May 2012 14:00
		Re: [PATCH RFC 00/13] Lockd: grace period containerization By: bfields on Wed, 16 May 2012 20:06
		Re: [PATCH RFC 00/13] Lockd: grace period containerization By: bfields on Wed, 16 May 2012 20:54

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