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Commit 13cc8a78 authored by Jeff Layton's avatar Jeff Layton Committed by J. Bruce Fields
Browse files

nfsd: remove the cache_disabled flag 



With the change to dynamically allocate entries, the cache is never
disabled on the fly. Remove this flag.

Signed-off-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 0338dd15

fs/nfsd/nfscache.c

+3 −7
Original line number Diff line number Diff line
@@ -21,7 +21,6 @@ 


static struct hlist_head *	cache_hash;

static struct list_head 	lru_head;

static int			cache_disabled = 1;

static struct kmem_cache	*drc_slab;

static unsigned int		num_drc_entries;

static unsigned int		max_drc_entries;
@@ -113,7 +112,6 @@ int nfsd_reply_cache_init(void) 
	INIT_LIST_HEAD(&lru_head);

	max_drc_entries = nfsd_cache_size_limit();

	num_drc_entries = 0;

	cache_disabled = 0;

	return 0;

out_nomem:

	printk(KERN_ERR "nfsd: failed to allocate reply cache\n");
@@ -130,8 +128,6 @@ void nfsd_reply_cache_shutdown(void) 
		nfsd_reply_cache_free_locked(rp);

	}



	cache_disabled = 1;



	kfree (cache_hash);

	cache_hash = NULL;
@@ -215,7 +211,7 @@ nfsd_cache_lookup(struct svc_rqst *rqstp) 
	int rtn;



	rqstp->rq_cacherep = NULL;

	if (cache_disabled || type == RC_NOCACHE) {

	if (type == RC_NOCACHE) {

		nfsdstats.rcnocache++;

		return RC_DOIT;

	}
@@ -345,11 +341,11 @@ found_entry: 
void

nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp)

{

	struct svc_cacherep *rp;

	struct svc_cacherep *rp = rqstp->rq_cacherep;

	struct kvec	*resv = &rqstp->rq_res.head[0], *cachv;

	int		len;



	if (!(rp = rqstp->rq_cacherep) || cache_disabled)

	if (!rp)

		return;



	len = resv->iov_len - ((char*)statp - (char*)resv->iov_base);