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    Subject[PATCH 5.4 153/177] gve: Update mgmt_msix_idx if num_ntfy changes
    Date
    From: David Awogbemila <awogbemila@google.com>

    [ Upstream commit e96b491a0ffa35a8a9607c193fa4d894ca9fb32f ]

    If we do not get the expected number of vectors from
    pci_enable_msix_range, we update priv->num_ntfy_blks but not
    priv->mgmt_msix_idx. This patch fixes this so that priv->mgmt_msix_idx
    is updated accordingly.

    Fixes: f5cedc84a30d ("gve: Add transmit and receive support")
    Signed-off-by: David Awogbemila <awogbemila@google.com>
    Acked-by: Willem de Bruijn <willemb@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_main.c | 1 +
    1 file changed, 1 insertion(+)

    diff --git a/drivers/net/ethernet/google/gve/gve_main.c b/drivers/net/ethernet/google/gve/gve_main.c
    index 9b7a8db9860f..9c74251f9b6a 100644
    --- a/drivers/net/ethernet/google/gve/gve_main.c
    +++ b/drivers/net/ethernet/google/gve/gve_main.c
    @@ -161,6 +161,7 @@ static int gve_alloc_notify_blocks(struct gve_priv *priv)
    int vecs_left = new_num_ntfy_blks % 2;

    priv->num_ntfy_blks = new_num_ntfy_blks;
    + priv->mgmt_msix_idx = priv->num_ntfy_blks;
    priv->tx_cfg.max_queues = min_t(int, priv->tx_cfg.max_queues,
    vecs_per_type);
    priv->rx_cfg.max_queues = min_t(int, priv->rx_cfg.max_queues,
    --
    2.30.2


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