Commit c6db8472 authored by Yan, Zheng's avatar Yan, Zheng Committed by Ilya Dryomov
Browse files

ceph: make lock_to_ceph_filelock() static 



Signed-off-by: default avatar"Yan, Zheng" <zyan@redhat.com>
Reviewed-by: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarIlya Dryomov <idryomov@gmail.com>
parent 89aa5930

fs/ceph/locks.c

+31 −31
Original line number Diff line number Diff line
@@ -332,6 +332,37 @@ void ceph_count_locks(struct inode *inode, int *fcntl_count, int *flock_count) 
	     *flock_count, *fcntl_count);

}



/*

 * Given a pointer to a lock, convert it to a ceph filelock

 */

static int lock_to_ceph_filelock(struct file_lock *lock,

				 struct ceph_filelock *cephlock)

{

	int err = 0;

	cephlock->start = cpu_to_le64(lock->fl_start);

	cephlock->length = cpu_to_le64(lock->fl_end - lock->fl_start + 1);

	cephlock->client = cpu_to_le64(0);

	cephlock->pid = cpu_to_le64((u64)lock->fl_pid);

	cephlock->owner = cpu_to_le64(secure_addr(lock->fl_owner));



	switch (lock->fl_type) {

	case F_RDLCK:

		cephlock->type = CEPH_LOCK_SHARED;

		break;

	case F_WRLCK:

		cephlock->type = CEPH_LOCK_EXCL;

		break;

	case F_UNLCK:

		cephlock->type = CEPH_LOCK_UNLOCK;

		break;

	default:

		dout("Have unknown lock type %d", lock->fl_type);

		err = -EINVAL;

	}



	return err;

}



/**

 * Encode the flock and fcntl locks for the given inode into the ceph_filelock

 * array. Must be called with inode->i_lock already held.
@@ -416,34 +447,3 @@ int ceph_locks_to_pagelist(struct ceph_filelock *flocks, 
out_fail:

	return err;

}
 


/*

 * Given a pointer to a lock, convert it to a ceph filelock

 */

int lock_to_ceph_filelock(struct file_lock *lock,

			  struct ceph_filelock *cephlock)

{

	int err = 0;

	cephlock->start = cpu_to_le64(lock->fl_start);

	cephlock->length = cpu_to_le64(lock->fl_end - lock->fl_start + 1);

	cephlock->client = cpu_to_le64(0);

	cephlock->pid = cpu_to_le64((u64)lock->fl_pid);

	cephlock->owner = cpu_to_le64(secure_addr(lock->fl_owner));



	switch (lock->fl_type) {

	case F_RDLCK:

		cephlock->type = CEPH_LOCK_SHARED;

		break;

	case F_WRLCK:

		cephlock->type = CEPH_LOCK_EXCL;

		break;

	case F_UNLCK:

		cephlock->type = CEPH_LOCK_UNLOCK;

		break;

	default:

		dout("Have unknown lock type %d", lock->fl_type);

		err = -EINVAL;

	}



	return err;

}

fs/ceph/super.h

+0 −1
Original line number Diff line number Diff line
@@ -1012,7 +1012,6 @@ extern int ceph_encode_locks_to_buffer(struct inode *inode, 
extern int ceph_locks_to_pagelist(struct ceph_filelock *flocks,

				  struct ceph_pagelist *pagelist,

				  int num_fcntl_locks, int num_flock_locks);

extern int lock_to_ceph_filelock(struct file_lock *fl, struct ceph_filelock *c);



/* debugfs.c */

extern int ceph_fs_debugfs_init(struct ceph_fs_client *client);