2 files changed, 7 insertions(+), 0 deletions(-)

M mpc/devpcmcia.c
M mpc/devsac.c

@@ 161,6 161,11 @@ pcmgen(Chan *c, Dirtab *tab, int ntab, int i, Dir *dp)
 	char name[NAMELEN];
 
 	USED(tab, ntab);
+
+	if(i == DEVDOTDOT){
+		devdir(c, c->qid, "#y", 0, eve, 0550, dp);
+		return 1;
+	}
 	if(i>=3*nslot)
 		return -1;
 	slotno = i/3;

@@ 162,6 162,8 @@ sacwalk(Chan *c, char *name)
 	isdir(c);
 	if(name[0]=='.' && name[1]==0)
 		return 1;
+	if(name[0]=='.' && name[1]=='.' && name[2]==0)
+		return 1;
 	sac = c->aux;
 	sac = saclookup(sac, name);
 	if(sac == nil) {