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Commit a950a652 authored by Aneesh Kumar K.V's avatar Aneesh Kumar K.V Committed by Eric Van Hensbergen
Browse files

fs/9p: Clarify cached dentry delete operation 



Update the comment to indicate that we don't want to cache
negative dentries.

Signed-off-by: default avatarAneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: default avatarVenkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: default avatarEric Van Hensbergen <ericvh@gmail.com>
parent 7263cebe

fs/9p/vfs_dentry.c

+4 −9
Original line number Diff line number Diff line
@@ -63,20 +63,15 @@ static int v9fs_dentry_delete(const struct dentry *dentry) 
 * v9fs_cached_dentry_delete - called when dentry refcount equals 0

 * @dentry:  dentry in question

 *

 * Only return 1 if our inode is invalid.  Only non-synthetic files

 * (ones without mtime == 0) should be calling this function.

 *

 */



static int v9fs_cached_dentry_delete(const struct dentry *dentry)

{

	struct inode *inode = dentry->d_inode;

	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n", dentry->d_name.name,

									dentry);

	P9_DPRINTK(P9_DEBUG_VFS, " dentry: %s (%p)\n",

		   dentry->d_name.name, dentry);



	if(!inode)

	/* Don't cache negative dentries */

	if (!dentry->d_inode)

		return 1;



	return 0;

}