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qeth: allow qdio queue element addresses > 2GB 

OSA-adapters do not have an address limitation for the qdio queue
structures except the MAX storage level of the current processor.
And due to a recent z/VM APAR there is no longer a restriction to
allocate qdio structures below 2 GB.

Signed-off-by: Ursula Braun <braunu@de.ibm.com>
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Ursula Braun 2008-04-01 10:26:54 +02:00 committed by Jeff Garzik
parent 2d921c321c
commit 508b3c4f71
1 changed files with 4 additions and 4 deletions
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8
drivers/s390/net/qeth_core_main.c
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@ -241,7 +241,7 @@ static int qeth_alloc_buffer_pool(struct qeth_card *card)
return -ENOMEM;
}
for (j = 0; j < QETH_MAX_BUFFER_ELEMENTS(card); ++j) {
ptr = (void *) __get_free_page(GFP_KERNEL|GFP_DMA);
ptr = (void *) __get_free_page(GFP_KERNEL);
if (!ptr) {
while (j > 0)
free_page((unsigned long)
@ -2000,7 +2000,7 @@ static int qeth_alloc_qdio_buffers(struct qeth_card *card)
return 0;
card->qdio.in_q = kmalloc(sizeof(struct qeth_qdio_q),
GFP_KERNEL|GFP_DMA);
GFP_KERNEL);
if (!card->qdio.in_q)
goto out_nomem;
QETH_DBF_TEXT(setup, 2, "inq");
@ -2021,7 +2021,7 @@ static int qeth_alloc_qdio_buffers(struct qeth_card *card)
goto out_freepool;
for (i = 0; i < card->qdio.no_out_queues; ++i) {
card->qdio.out_qs[i] = kmalloc(sizeof(struct qeth_qdio_out_q),
GFP_KERNEL|GFP_DMA);
GFP_KERNEL);
if (!card->qdio.out_qs[i])
goto out_freeoutq;
QETH_DBF_TEXT_(setup, 2, "outq %i", i);
@ -2308,7 +2308,7 @@ static inline struct qeth_buffer_pool_entry *qeth_find_free_buffer_pool_entry(
struct qeth_buffer_pool_entry, list);
for (i = 0; i < QETH_MAX_BUFFER_ELEMENTS(card); ++i) {
if (page_count(virt_to_page(entry->elements[i])) > 1) {
page = alloc_page(GFP_ATOMIC|GFP_DMA);
page = alloc_page(GFP_ATOMIC);
if (!page) {
return NULL;
} else {