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| author | Jeff Layton <jlayton@primarydata.com> | 2015-01-16 15:05:57 -0500 |
|---|---|---|
| committer | Jeff Layton <jeff.layton@primarydata.com> | 2015-01-16 16:08:49 -0500 |
| commit | 6109c85037e53443f29fd39c0de69f578a1cf285 (patch) | |
| tree | 56823d1615acbba20c858eed9d16cf443cd55872 /fs/nfsd | |
| parent | a7231a97467d5a0c36f82f581c76c12c034e4b80 (diff) | |
| download | op-kernel-dev-6109c85037e53443f29fd39c0de69f578a1cf285.zip op-kernel-dev-6109c85037e53443f29fd39c0de69f578a1cf285.tar.gz | |
locks: add a dedicated spinlock to protect i_flctx lists
We can now add a dedicated spinlock without expanding struct inode.
Change to using that to protect the various i_flctx lists.
Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index fad8219..80242f5 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -5572,14 +5572,14 @@ check_for_locks(struct nfs4_file *fp, struct nfs4_lockowner *lowner) flctx = inode->i_flctx; if (flctx && !list_empty_careful(&flctx->flc_posix)) { - spin_lock(&inode->i_lock); + spin_lock(&flctx->flc_lock); list_for_each_entry(fl, &flctx->flc_posix, fl_list) { if (fl->fl_owner == (fl_owner_t)lowner) { status = true; break; } } - spin_unlock(&inode->i_lock); + spin_unlock(&flctx->flc_lock); } fput(filp); return status; |
