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Renamed Lookup -> LookUpInode.

geesefs-0-30-9
Aaron Jacobs 2015-02-27 09:48:30 +11:00
parent b9b7ca4f1c
commit 659549469d
1 changed files with 12 additions and 11 deletions
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23
file_system.go
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@ -22,12 +22,12 @@ import (
type FileSystem interface { type FileSystem interface {
// Look up a child by name within a parent directory. The kernel calls this // Look up a child by name within a parent directory. The kernel calls this
// when resolving user paths to dentry structs, which are then cached. // when resolving user paths to dentry structs, which are then cached.
Lookup( LookUpInode(
ctx context.Context, ctx context.Context,
req *LookupRequest) (*LookupResponse, error) req *LookUpInodeRequest) (*LookUpInodeResponse, error)
// Forget an inode ID previously issued (e.g. by Lookup). The kernel calls // Forget an inode ID previously issued (e.g. by LookUpInode). The kernel
// this when removing an inode from its internal caches. // calls this when removing an inode from its internal caches.
// //
// The kernel guarantees that the node ID will not be used in further calls // The kernel guarantees that the node ID will not be used in further calls
// to the file system (unless it is reissued by the file system). // to the file system (unless it is reissued by the file system).
@ -61,9 +61,10 @@ type FileSystem interface {
type InodeID uint64 type InodeID uint64
// A distinguished inode ID that identifies the root of the file system, e.g. // A distinguished inode ID that identifies the root of the file system, e.g.
// in a request to OpenDir or Lookup. Unlike all other inode IDs, which are // in a request to OpenDir or LookUpInode. Unlike all other inode IDs, which
// minted by the file system, the FUSE VFS layer may send a request for this ID // are minted by the file system, the FUSE VFS layer may send a request for
// without the file system ever having referenced it in a previous response. // this ID without the file system ever having referenced it in a previous
// response.
const RootInodeID InodeID = InodeID(bazilfuse.RootID) const RootInodeID InodeID = InodeID(bazilfuse.RootID)
// A generation number for an inode. Irrelevant for file systems that won't be // A generation number for an inode. Irrelevant for file systems that won't be
@ -94,7 +95,7 @@ type InodeAttributes struct {
// Requests and responses // Requests and responses
//////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////
type LookupRequest struct { type LookUpInodeRequest struct {
// The ID of the directory inode to which the child belongs. // The ID of the directory inode to which the child belongs.
Parent InodeID Parent InodeID
@ -110,7 +111,7 @@ type LookupRequest struct {
Name string Name string
} }
type LookupResponse struct { type LookUpInodeResponse struct {
// The ID of the child inode. The file system must ensure that the returned // The ID of the child inode. The file system must ensure that the returned
// inode ID remains valid until a later call to ForgetInode. // inode ID remains valid until a later call to ForgetInode.
Child InodeID Child InodeID
@ -164,8 +165,8 @@ type LookupResponse struct {
// FUSE file systems may spontaneously change their name -> inode mapping. // FUSE file systems may spontaneously change their name -> inode mapping.
// Therefore the FUSE VFS layer uses dentry_operations::d_revalidate // Therefore the FUSE VFS layer uses dentry_operations::d_revalidate
// (http://goo.gl/dVea0h) to intercept lookups and revalidate by calling the // (http://goo.gl/dVea0h) to intercept lookups and revalidate by calling the
// user-space Lookup method. However the latter may be slow, so it caches the // user-space LookUpInode method. However the latter may be slow, so it
// entries until the time defined by this field. // caches the entries until the time defined by this field.
// //
// Example code walk: // Example code walk:
// //