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locks: remove fl_copy_lock lock_manager operation 

This one was only used for a nasty hack in nfsd, which has recently
been removed.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Christoph Hellwig 2010-10-31 08:35:31 -04:00 committed by Linus Torvalds
parent 51ee4b84f5
commit bb8430a2c8
3 changed files with 1 additions and 7 deletions
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2
Documentation/filesystems/Locking
View File

@ -322,7 +322,6 @@ fl_release_private: yes yes
prototypes:
int (*fl_compare_owner)(struct file_lock *, struct file_lock *);
void (*fl_notify)(struct file_lock *); /* unblock callback */
void (*fl_copy_lock)(struct file_lock *, struct file_lock *);
void (*fl_release_private)(struct file_lock *);
void (*fl_break)(struct file_lock *); /* break_lease callback */
@ -330,7 +329,6 @@ locking rules:
BKL may block
fl_compare_owner: yes no
fl_notify: yes no
fl_copy_lock: yes no
fl_release_private: yes yes
fl_break: yes no

5
fs/locks.c
View File

@ -235,11 +235,8 @@ static void locks_copy_private(struct file_lock *new, struct file_lock *fl)
fl->fl_ops->fl_copy_lock(new, fl);
new->fl_ops = fl->fl_ops;
}
if (fl->fl_lmops) {
if (fl->fl_lmops->fl_copy_lock)
fl->fl_lmops->fl_copy_lock(new, fl);
if (fl->fl_lmops)
new->fl_lmops = fl->fl_lmops;
}
}
/*

1
include/linux/fs.h
View File

@ -1056,7 +1056,6 @@ struct lock_manager_operations {
int (*fl_compare_owner)(struct file_lock *, struct file_lock *);
void (*fl_notify)(struct file_lock *); /* unblock callback */
int (*fl_grant)(struct file_lock *, struct file_lock *, int);
void (*fl_copy_lock)(struct file_lock *, struct file_lock *);
void (*fl_release_private)(struct file_lock *);
void (*fl_break)(struct file_lock *);
int (*fl_mylease)(struct file_lock *, struct file_lock *);