diff options
| author | Jeff Layton <jlayton@primarydata.com> | 2015-01-16 15:05:55 -0500 |
|---|---|---|
| committer | Jeff Layton <jeff.layton@primarydata.com> | 2015-01-16 16:08:16 -0500 |
| commit | bd61e0a9c852de2d705b6f1bb2cc54c5774db570 (patch) | |
| tree | 67a583912923f2ae621bddf94fbba8816cb0e49d /fs/lockd | |
| parent | 5263e31e452fb84138b9bee061d5c06c0f359fea (diff) | |
| download | lwn-bd61e0a9c852de2d705b6f1bb2cc54c5774db570.tar.gz lwn-bd61e0a9c852de2d705b6f1bb2cc54c5774db570.zip | |
locks: convert posix locks to file_lock_context
Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Acked-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/lockd')
| -rw-r--r-- | fs/lockd/svcsubs.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c index d12ff4e2dbe7..5300bb53835f 100644 --- a/fs/lockd/svcsubs.c +++ b/fs/lockd/svcsubs.c @@ -164,12 +164,15 @@ nlm_traverse_locks(struct nlm_host *host, struct nlm_file *file, { struct inode *inode = nlmsvc_file_inode(file); struct file_lock *fl; + struct file_lock_context *flctx = inode->i_flctx; struct nlm_host *lockhost; + if (!flctx || list_empty_careful(&flctx->flc_posix)) + return 0; again: file->f_locks = 0; spin_lock(&inode->i_lock); - for (fl = inode->i_flock; fl; fl = fl->fl_next) { + list_for_each_entry(fl, &flctx->flc_posix, fl_list) { if (fl->fl_lmops != &nlmsvc_lock_operations) continue; @@ -223,18 +226,21 @@ nlm_file_inuse(struct nlm_file *file) { struct inode *inode = nlmsvc_file_inode(file); struct file_lock *fl; + struct file_lock_context *flctx = inode->i_flctx; if (file->f_count || !list_empty(&file->f_blocks) || file->f_shares) return 1; - spin_lock(&inode->i_lock); - for (fl = inode->i_flock; fl; fl = fl->fl_next) { - if (fl->fl_lmops == &nlmsvc_lock_operations) { - spin_unlock(&inode->i_lock); - return 1; + if (flctx && !list_empty_careful(&flctx->flc_posix)) { + spin_lock(&inode->i_lock); + list_for_each_entry(fl, &flctx->flc_posix, fl_list) { + if (fl->fl_lmops == &nlmsvc_lock_operations) { + spin_unlock(&inode->i_lock); + return 1; + } } + spin_unlock(&inode->i_lock); } - spin_unlock(&inode->i_lock); file->f_locks = 0; return 0; } |