[S390] vt220 console: convert from bootmem to slab

The slab allocator is earlier available so convert the
bootmem allocations to slab/gfp allocations.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 5518e24..178724f 100644 (file)
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -20,7 +20,6 @@
 #include <linux/major.h>
 #include <linux/console.h>
 #include <linux/kdev_t.h>
-#include <linux/bootmem.h>
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/reboot.h>
@@ -601,10 +600,7 @@ static void __init __sclp_vt220_free_pages(void)
 
        list_for_each_safe(page, p, &sclp_vt220_empty) {
                list_del(page);
-               if (slab_is_available())
-                       free_page((unsigned long) page);
-               else
-                       free_bootmem((unsigned long) page, PAGE_SIZE);
+               free_page((unsigned long) page);
        }
 }
 
@@ -640,16 +636,12 @@ static int __init __sclp_vt220_init(int num_pages)
        sclp_vt220_flush_later = 0;
 
        /* Allocate pages for output buffering */
+       rc = -ENOMEM;
        for (i = 0; i < num_pages; i++) {
-               if (slab_is_available())
-                       page = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);
-               else
-                       page = alloc_bootmem_low_pages(PAGE_SIZE);
-               if (!page) {
-                       rc = -ENOMEM;
+               page = (void *) get_zeroed_page(GFP_KERNEL | GFP_DMA);
+               if (!page)
                        goto out;
-               }
-               list_add_tail((struct list_head *) page, &sclp_vt220_empty);
+               list_add_tail(page, &sclp_vt220_empty);
        }
        rc = sclp_register(&sclp_vt220_register);
 out: