Messages in this thread Patch in this message | | | From | Coiby Xu <> | Subject | [PATCH v1 2/3] i40e: use minimal rx and tx ring buffers for kdump | Date | Thu, 4 Mar 2021 10:55:42 +0800 |
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Use the minimum of the number of descriptors thus we will allocate the minimal ring buffers for kdump.
Signed-off-by: Coiby Xu <coxu@redhat.com> --- drivers/net/ethernet/intel/i40e/i40e_main.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 77bf8c392750..d6868c7aee05 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -11029,6 +11029,11 @@ static int i40e_set_num_rings_in_vsi(struct i40e_vsi *vsi) return -ENODATA; } + if (is_kdump_kernel()) { + vsi->num_tx_desc = I40E_MIN_NUM_DESCRIPTORS; + vsi->num_rx_desc = I40E_MIN_NUM_DESCRIPTORS; + } + return 0; } -- 2.30.1
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