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authorJeff Layton <jlayton@primarydata.com>2015-01-16 15:05:55 -0500
committerJeff Layton <jeff.layton@primarydata.com>2015-01-16 16:08:16 -0500
commitbd61e0a9c852de2d705b6f1bb2cc54c5774db570 (patch)
tree67a583912923f2ae621bddf94fbba8816cb0e49d /fs/lockd
parent5263e31e452fb84138b9bee061d5c06c0f359fea (diff)
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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.c20
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;
}