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s390/qeth: use memory reserves to back RX buffers

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Use dev_alloc_page() for backing the RX buffers with pages. This way we
pick up __GFP_MEMALLOC.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Wiedmann 2020-03-18 13:54:45 +01:00 committed by David S. Miller
parent a58741ef1e
commit 714c910885
1 changed files with 2 additions and 2 deletions
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4
drivers/s390/net/qeth_core_main.c
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@ -244,7 +244,7 @@ static struct qeth_buffer_pool_entry *qeth_alloc_pool_entry(unsigned int pages)
return NULL;
for (i = 0; i < pages; i++) {
entry->elements[i] = alloc_page(GFP_KERNEL);
entry->elements[i] = __dev_alloc_page(GFP_KERNEL);
if (!entry->elements[i]) {
qeth_free_pool_entry(entry);
@ -2654,7 +2654,7 @@ static 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(entry->elements[i]) > 1) {
struct page *page = alloc_page(GFP_ATOMIC);
struct page *page = dev_alloc_page();
if (!page)
return NULL;