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NFSD: nfsd_file_hash_remove can compute hashval

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Remove an unnecessary use of nf_hashval.

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Chuck Lever 2022-07-08 14:26:03 -04:00
parent a845511007
commit cb7ec76e73
1 changed files with 14 additions and 5 deletions
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19
fs/nfsd/filecache.c
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@ -288,6 +288,18 @@ nfsd_file_do_unhash(struct nfsd_file *nf)
atomic_long_dec(&nfsd_filecache_count);
}
static void
nfsd_file_hash_remove(struct nfsd_file *nf)
{
struct inode *inode = nf->nf_inode;
unsigned int hashval = (unsigned int)hash_long(inode->i_ino,
NFSD_FILE_HASH_BITS);
spin_lock(&nfsd_file_hashtbl[hashval].nfb_lock);
nfsd_file_do_unhash(nf);
spin_unlock(&nfsd_file_hashtbl[hashval].nfb_lock);
}
static bool
nfsd_file_unhash(struct nfsd_file *nf)
{
@ -507,11 +519,8 @@ static void nfsd_file_gc_dispose_list(struct list_head *dispose)
{
struct nfsd_file *nf;
list_for_each_entry(nf, dispose, nf_lru) {
spin_lock(&nfsd_file_hashtbl[nf->nf_hashval].nfb_lock);
nfsd_file_do_unhash(nf);
spin_unlock(&nfsd_file_hashtbl[nf->nf_hashval].nfb_lock);
}
list_for_each_entry(nf, dispose, nf_lru)
nfsd_file_hash_remove(nf);
nfsd_file_dispose_list_delayed(dispose);
}