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Commit 7c712458 authored by David Howells's avatar David Howells
Browse files

afs: Don't save callback version and type fields 



Don't save callback version and type fields as the version is about the
format of the callback information and the type is relative to the
particular RPC call.

Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
parent a58823ac

fs/afs/afs.h

+2 −2
Original line number Diff line number Diff line
@@ -72,8 +72,8 @@ typedef enum { 


struct afs_callback {

	time64_t		expires_at;	/* Time at which expires */

	unsigned		version;	/* Callback version */

	afs_callback_type_t	type;		/* Type of callback */

	//unsigned		version;	/* Callback version */

	//afs_callback_type_t	type;		/* Type of callback */

};



struct afs_callback_break {

fs/afs/fsclient.c

+2 −2
Original line number Diff line number Diff line
@@ -148,9 +148,9 @@ static void xdr_decode_AFSCallBack(const __be32 **_bp, 
	struct afs_callback *cb = &scb->callback;

	const __be32 *bp = *_bp;



	cb->version	= ntohl(*bp++);

	bp++; /* version */

	cb->expires_at	= xdr_decode_expiry(call, ntohl(*bp++));

	cb->type	= ntohl(*bp++);

	bp++; /* type */

	scb->have_cb	= true;

	*_bp = bp;

}

fs/afs/inode.c

+1 −7
Original line number Diff line number Diff line
@@ -136,12 +136,8 @@ static int afs_inode_init_from_status(struct afs_vnode *vnode, struct key *key, 
	if (!scb->have_cb) {

		/* it's a symlink we just created (the fileserver

		 * didn't give us a callback) */

		vnode->cb_version = 0;

		vnode->cb_type = 0;

		vnode->cb_expires_at = ktime_get_real_seconds();

	} else {

		vnode->cb_version = scb->callback.version;

		vnode->cb_type = scb->callback.type;

		vnode->cb_expires_at = scb->callback.expires_at;

		old_cbi = vnode->cb_interest;

		if (cbi != old_cbi)
@@ -248,8 +244,6 @@ static void afs_apply_callback(struct afs_fs_cursor *fc, 
	struct afs_callback *cb = &scb->callback;



	if (!afs_cb_is_broken(cb_break, vnode, fc->cbi)) {

		vnode->cb_version	= cb->version;

		vnode->cb_type		= cb->type;

		vnode->cb_expires_at	= cb->expires_at;

		old = vnode->cb_interest;

		if (old != fc->cbi) {
@@ -535,7 +529,7 @@ struct inode *afs_iget(struct super_block *sb, struct key *key, 
	clear_bit(AFS_VNODE_UNSET, &vnode->flags);

	inode->i_flags |= S_NOATIME;

	unlock_new_inode(inode);

	_leave(" = %p [CB { v=%u t=%u }]", inode, vnode->cb_version, vnode->cb_type);

	_leave(" = %p", inode);

	return inode;



	/* failure */

fs/afs/internal.h

+0 −2
Original line number Diff line number Diff line
@@ -683,8 +683,6 @@ struct afs_vnode { 
	seqlock_t		cb_lock;	/* Lock for ->cb_interest, ->status, ->cb_*break */



	time64_t		cb_expires_at;	/* time at which callback expires */

	unsigned		cb_version;	/* callback version */

	afs_callback_type_t	cb_type;	/* type of callback */

};



static inline struct fscache_cookie *afs_vnode_cache(struct afs_vnode *vnode)

fs/afs/super.c

+0 −1
Original line number Diff line number Diff line
@@ -683,7 +683,6 @@ static struct inode *afs_alloc_inode(struct super_block *sb) 
#endif



	vnode->flags		= 1 << AFS_VNODE_UNSET;

	vnode->cb_type		= 0;

	vnode->lock_state	= AFS_VNODE_LOCK_NONE;



	init_rwsem(&vnode->rmdir_lock);