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61 lines
2.3 KiB
Diff
61 lines
2.3 KiB
Diff
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From patchwork Thu Sep 5 18:44:00 2013
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Content-Type: text/plain; charset="utf-8"
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MIME-Version: 1.0
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Content-Transfer-Encoding: 7bit
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Subject: [2/3] staging: octeon-ethernet: remove skb alloc failure warnings
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From: Aaro Koskinen <aaro.koskinen@iki.fi>
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X-Patchwork-Id: 5811
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Message-Id: <1378406641-16530-3-git-send-email-aaro.koskinen@iki.fi>
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To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
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devel@driverdev.osuosl.org, linux-mips@linux-mips.org
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Cc: David Daney <david.daney@cavium.com>,
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"Jason A. Donenfeld" <Jason@zx2c4.com>, richard@nod.at,
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Aaro Koskinen <aaro.koskinen@iki.fi>
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Date: Thu, 5 Sep 2013 21:44:00 +0300
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Remove skb allocation failure warnings. They will trigger a page
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allocation warning already. Also, one of the warnings was not ratelimited,
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causing the box to lock up under heavy traffic & low memory.
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Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
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Acked-by: David Daney <david.daney@cavium.com>
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---
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drivers/staging/octeon/ethernet-mem.c | 7 +------
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drivers/staging/octeon/ethernet-rx.c | 3 ---
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2 files changed, 1 insertion(+), 9 deletions(-)
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diff --git a/drivers/staging/octeon/ethernet-mem.c b/drivers/staging/octeon/ethernet-mem.c
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index 78b6cb7..199059d 100644
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--- a/drivers/staging/octeon/ethernet-mem.c
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+++ b/drivers/staging/octeon/ethernet-mem.c
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@@ -48,13 +48,8 @@ static int cvm_oct_fill_hw_skbuff(int pool, int size, int elements)
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while (freed) {
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struct sk_buff *skb = dev_alloc_skb(size + 256);
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- if (unlikely(skb == NULL)) {
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- pr_warning
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- ("Failed to allocate skb for hardware pool %d\n",
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- pool);
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+ if (unlikely(skb == NULL))
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break;
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- }
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-
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skb_reserve(skb, 256 - (((unsigned long)skb->data) & 0x7f));
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*(struct sk_buff **)(skb->data - sizeof(void *)) = skb;
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cvmx_fpa_free(skb->data, pool, DONT_WRITEBACK(size / 128));
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diff --git a/drivers/staging/octeon/ethernet-rx.c b/drivers/staging/octeon/ethernet-rx.c
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index 10e5416..e14a1bb 100644
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--- a/drivers/staging/octeon/ethernet-rx.c
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+++ b/drivers/staging/octeon/ethernet-rx.c
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@@ -337,9 +337,6 @@ static int cvm_oct_napi_poll(struct napi_struct *napi, int budget)
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*/
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skb = dev_alloc_skb(work->len);
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if (!skb) {
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- printk_ratelimited("Port %d failed to allocate "
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- "skbuff, packet dropped\n",
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- work->ipprt);
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cvm_oct_free_work(work);
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continue;
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}
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