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    Subject[PATCH 5.15 419/917] gve: Track RX buffer allocation failures
    Date
    From: Catherine Sullivan <csully@google.com>

    [ Upstream commit 1b4d1c9bab091ac6e20a3ff80c30c5cefe192bf4 ]

    The rx_buf_alloc_fail counter wasn't getting updated.

    Fixes: 433e274b8f7b0 ("gve: Add stats for gve.")
    Signed-off-by: Catherine Sullivan <csully@google.com>
    Signed-off-by: Jeroen de Borst <jeroendb@google.com>
    Signed-off-by: David S. Miller <davem@davemloft.net>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    drivers/net/ethernet/google/gve/gve_rx.c | 7 ++++++-
    1 file changed, 6 insertions(+), 1 deletion(-)

    diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c
    index 94941d4e47449..16169f291ad9f 100644
    --- a/drivers/net/ethernet/google/gve/gve_rx.c
    +++ b/drivers/net/ethernet/google/gve/gve_rx.c
    @@ -514,8 +514,13 @@ static bool gve_rx_refill_buffers(struct gve_priv *priv, struct gve_rx_ring *rx)

    gve_rx_free_buffer(dev, page_info, data_slot);
    page_info->page = NULL;
    - if (gve_rx_alloc_buffer(priv, dev, page_info, data_slot))
    + if (gve_rx_alloc_buffer(priv, dev, page_info,
    + data_slot)) {
    + u64_stats_update_begin(&rx->statss);
    + rx->rx_buf_alloc_fail++;
    + u64_stats_update_end(&rx->statss);
    break;
    + }
    }
    }
    fill_cnt++;
    --
    2.33.0


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