diff options
author | Jeff Layton <jlayton@primarydata.com> | 2015-01-16 15:05:55 -0500 |
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committer | Jeff Layton <jeff.layton@primarydata.com> | 2015-01-16 16:08:16 -0500 |
commit | bd61e0a9c852de2d705b6f1bb2cc54c5774db570 (patch) | |
tree | 67a583912923f2ae621bddf94fbba8816cb0e49d /fs/cifs/file.c | |
parent | 5263e31e452fb84138b9bee061d5c06c0f359fea (diff) | |
download | linux-stable-bd61e0a9c852de2d705b6f1bb2cc54c5774db570.tar.gz linux-stable-bd61e0a9c852de2d705b6f1bb2cc54c5774db570.tar.bz2 linux-stable-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/cifs/file.c')
-rw-r--r-- | fs/cifs/file.c | 26 |
1 files changed, 10 insertions, 16 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index 96b7e9b7706d..ea78f6f81ce2 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1109,11 +1109,6 @@ cifs_push_mandatory_locks(struct cifsFileInfo *cfile) return rc; } -/* copied from fs/locks.c with a name change */ -#define cifs_for_each_lock(inode, lockp) \ - for (lockp = &inode->i_flock; *lockp != NULL; \ - lockp = &(*lockp)->fl_next) - struct lock_to_push { struct list_head llist; __u64 offset; @@ -1128,8 +1123,9 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile) { struct inode *inode = cfile->dentry->d_inode; struct cifs_tcon *tcon = tlink_tcon(cfile->tlink); - struct file_lock *flock, **before; - unsigned int count = 0, i = 0; + struct file_lock *flock; + struct file_lock_context *flctx = inode->i_flctx; + unsigned int count = 0, i; int rc = 0, xid, type; struct list_head locks_to_send, *el; struct lock_to_push *lck, *tmp; @@ -1137,10 +1133,12 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile) xid = get_xid(); + if (!flctx) + goto out; + spin_lock(&inode->i_lock); - cifs_for_each_lock(inode, before) { - if ((*before)->fl_flags & FL_POSIX) - count++; + list_for_each(el, &flctx->flc_posix) { + count++; } spin_unlock(&inode->i_lock); @@ -1151,7 +1149,7 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile) * added to the list while we are holding cinode->lock_sem that * protects locking operations of this inode. */ - for (; i < count; i++) { + for (i = 0; i < count; i++) { lck = kmalloc(sizeof(struct lock_to_push), GFP_KERNEL); if (!lck) { rc = -ENOMEM; @@ -1162,10 +1160,7 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile) el = locks_to_send.next; spin_lock(&inode->i_lock); - cifs_for_each_lock(inode, before) { - flock = *before; - if ((flock->fl_flags & FL_POSIX) == 0) - continue; + list_for_each_entry(flock, &flctx->flc_posix, fl_list) { if (el == &locks_to_send) { /* * The list ended. We don't have enough allocated @@ -1185,7 +1180,6 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile) lck->length = length; lck->type = type; lck->offset = flock->fl_start; - el = el->next; } spin_unlock(&inode->i_lock); |