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don't recache directory listing in all operations that use a directory

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This commit is contained in:
pooka 2006-11-21 12:42:15 +00:00
parent 9777cce8d1
commit e7a63c481b
1 changed files with 11 additions and 3 deletions
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14
share/examples/puffs/ssshfs/ssshfs.c
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@ -1,4 +1,4 @@
/* $NetBSD: ssshfs.c,v 1.2 2006/11/21 02:31:48 pooka Exp $ */
/* $NetBSD: ssshfs.c,v 1.3 2006/11/21 12:42:15 pooka Exp $ */
/*
* Copyright (c) 2006 Antti Kantee. All Rights Reserved.
@ -62,6 +62,7 @@ struct ssshnode {
size_t namelen;
SFTP_DIRENT **ents;
int dcache;
struct vattr va;
};
@ -211,8 +212,13 @@ dircache(struct ssshnode *ssn)
assert(ssn->va.va_type == VDIR);
if (ssn->dcache)
free_sftp_dirents(ssn->ents);
ssn->dcache = 0;
if (do_readdir(sftpc, ssn->name, &ssn->ents) != 0)
return 1;
ssn->dcache = 1;
return 0;
}
@ -294,7 +300,8 @@ ssshfs_lookup(struct puffs_usermount *pu, void *opc, void **newnode,
return 0;
}
dircache(ssn);
if (!ssn->dcache)
dircache(ssn);
for (i = 0, de = ssn->ents[0]; de; de = ssn->ents[i++])
if (strcmp(de->filename, pcn->pcn_name) == 0)
@ -376,7 +383,8 @@ ssshfs_readdir(struct puffs_usermount *pu, void *opc, struct dirent *dent,
struct ssshnode *ssn = opc;
struct SFTP_DIRENT *de;
dircache(ssn);
if (!ssn->dcache)
dircache(ssn);
for (de = ssn->ents[*readoff]; de; de = ssn->ents[++(*readoff)]) {
if (!puffs_nextdent(&dent, de->filename, nextid++,