X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=yaffs_guts.h;h=c58c84bf1f29962c1fcc74ab7596e7942a35330f;hp=3385bd4c6a8b3c86b6d5ca56afd53f49de9e78bf;hb=f66be08746927c4dd5ac8daeb6f72c8f5386277c;hpb=9b9950b65bae80f37e783de48d424ff4691a201b

diff --git a/yaffs_guts.h b/yaffs_guts.h
index 3385bd4..c58c84b 100644
--- a/yaffs_guts.h
+++ b/yaffs_guts.h
@@ -405,6 +405,8 @@ typedef union {
 	yaffs_HardLinkStructure hardLinkVariant;
 } yaffs_ObjectVariant;
 
+
+
 struct yaffs_ObjectStruct {
 	__u8 deleted:1;		/* This should only apply to unlinked files. */
 	__u8 softDeleted:1;	/* it has also been soft deleted */
@@ -532,6 +534,7 @@ typedef struct {
 
 /*----------------- Device ---------------------------------*/
 
+
 struct yaffs_DeviceStruct {
 	struct ylist_head devList;
 	const char *name;
@@ -596,8 +599,9 @@ struct yaffs_DeviceStruct {
 	int isYaffs2;
 
 	/* The removeObjectCallback function must be supplied by OS flavours that
-	 * need it. The Linux kernel does not use this, but yaffs direct does use
-	 * it to implement the faster readdir
+	 * need it.
+         * yaffs direct uses it to implement the faster readdir.
+         * Linux uses it to protect the directory during unlocking.
 	 */
 	void (*removeObjectCallback)(struct yaffs_ObjectStruct *obj);
 
@@ -637,10 +641,14 @@ struct yaffs_DeviceStruct {
 
 	struct semaphore sem;	/* Semaphore for waiting on erasure.*/
 	struct semaphore grossLock;	/* Gross locking semaphore */
+	struct rw_semaphore dirLock; /* Lock the directory structure */
 	__u8 *spareBuffer;	/* For mtdif2 use. Don't know the size of the buffer
 				 * at compile time so we have to allocate it.
+
 				 */
 	void (*putSuperFunc) (struct super_block *sb);
+        struct ylist_head searchContexts;
+
 #endif
 
 	int isMounted;
@@ -768,7 +776,9 @@ struct yaffs_DeviceStruct {
 	/* yaffs2 runtime stuff */
 	unsigned sequenceNumber;	/* Sequence number of currently allocating block */
 	unsigned oldestDirtySequence;
-
+	
+	/* Auto empty lost and found directory on mount */
+	int emptyLostAndFound;
 };
 
 typedef struct yaffs_DeviceStruct yaffs_Device;