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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-06-22 12:08:07 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-06-22 12:08:18 +0200
commit5c0792f6924333290ec3ca31c02e6555d73dba04 (patch)
treefba27e99a3e75af2db08bd9df16dcdfc67c5a17b /drivers/s390/char/sclp_vt220.c
parent4c8f4794b61e89dd68f96cfc23a9d9b6c25be420 (diff)
[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>
Diffstat (limited to 'drivers/s390/char/sclp_vt220.c')
-rw-r--r--drivers/s390/char/sclp_vt220.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 5518e24946a..178724f2a4c 100644
--- 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: