[PATCH 3/8] lib/sort: Replace qsort in NFS ACL code

[Matt Mackall <mpm@selenic.com>]

Switch NFS ACLs to lib/sort

Index: mm2/fs/nfsacl.c
===================================================================
--- mm2.orig/fs/nfsacl.c	2005-01-30 21:26:27.000000000 -0800
+++ mm2/fs/nfsacl.c	2005-01-30 22:06:43.000000000 -0800
@@ -25,6 +25,7 @@
 #include <linux/sunrpc/xdr.h>
 #include <linux/nfsacl.h>
 #include <linux/nfs3.h>
+#include <linux/sort.h>
 
 MODULE_LICENSE("GPL");
 
@@ -163,9 +164,10 @@
 	return 0;
 }
 
-static int
-cmp_acl_entry(const struct posix_acl_entry *a, const struct posix_acl_entry *b)
+static int cmp_acl_entry(const void *x, const void *y)
 {
+	const struct posix_acl_entry *a = x, *b = y;
+
 	if (a->e_tag != b->e_tag)
 		return a->e_tag - b->e_tag;
 	else if (a->e_id > b->e_id)
@@ -188,8 +190,8 @@
 	if (!acl)
 		return 0;
 
-	qsort(acl->a_entries, acl->a_count, sizeof(struct posix_acl_entry),
-	      (int(*)(const void *,const void *))cmp_acl_entry);
+	sort(acl->a_entries, acl->a_count, sizeof(struct posix_acl_entry),
+	     cmp_acl_entry, 0);
 
 	/* Clear undefined identifier fields and find the ACL_GROUP_OBJ
 	   and ACL_MASK entries. */
Index: mm2/fs/Kconfig
===================================================================
--- mm2.orig/fs/Kconfig	2005-01-30 21:32:26.000000000 -0800
+++ mm2/fs/Kconfig	2005-01-30 22:07:10.000000000 -0800
@@ -1428,7 +1428,6 @@
 config NFS_ACL
 	bool "NFS_ACL protocol extension"
 	depends on NFS_V3
-	select QSORT
 	select FS_POSIX_ACL
 	help
 	  Implement the NFS_ACL protocol extension for manipulating POSIX
@@ -1513,7 +1512,6 @@
 config NFSD_ACL
 	bool "NFS_ACL protocol extension"
 	depends on NFSD_V3
-	select QSORT
 	help
 	  Implement the NFS_ACL protocol extension for manipulating POSIX
 	  Access Control Lists on exported file systems.  The clients must