patch-2.4.2 linux/include/asm-s390/queue.h
Next file: linux/include/asm-s390/resource.h
Previous file: linux/include/asm-s390/ptrace.h
Back to the patch index
Back to the overall index
- Lines: 74
- Date:
Tue Feb 13 14:13:44 2001
- Orig file:
v2.4.1/linux/include/asm-s390/queue.h
- Orig date:
Fri May 12 11:41:44 2000
diff -u --recursive --new-file v2.4.1/linux/include/asm-s390/queue.h linux/include/asm-s390/queue.h
@@ -70,6 +70,35 @@
*lhead=member;
}
+static __inline__ list *remove_listhead(list **lhead)
+{
+ list *oldhead=*lhead;
+
+ if(oldhead)
+ *lhead=(*lhead)->next;
+ return(oldhead);
+}
+
+static __inline__ void add_to_list_tail(list **lhead,list *member)
+{
+ list *curr,*prev;
+ if(*lhead==NULL)
+ *lhead=member;
+ else
+ {
+ prev=*lhead;
+ for(curr=(*lhead)->next;curr!=NULL;curr=curr->next)
+ prev=curr;
+ prev->next=member;
+ }
+}
+static __inline__ void add_to_list_tail_null(list **lhead,list *member)
+{
+ member->next=NULL;
+ add_to_list_tail_null(lhead,member);
+}
+
+
static __inline__ int is_in_list(list *lhead,list *member)
{
list *curr;
@@ -96,6 +125,7 @@
}
+
static __inline__ int remove_from_list(list **lhead,list *member)
{
list *prev;
@@ -112,6 +142,29 @@
return(FALSE);
}
+static __inline__ int remove_from_queue(qheader *qhead,queue *member)
+{
+ queue *prev;
+
+ if(get_prev(qhead->head,(list *)member,(list **)&prev))
+ {
+
+ if(prev)
+ {
+ prev->next=member->next;
+ if(prev->next==NULL)
+ qhead->tail=prev;
+ }
+ else
+ {
+ if(qhead->head==qhead->tail)
+ qhead->tail=NULL;
+ qhead->head=member->next;
+ }
+ return(TRUE);
+ }
+ return(FALSE);
+}
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)