diff options
| author | Sujeev Dias <sdias@codeaurora.org> | 2016-10-27 15:23:37 -0700 |
|---|---|---|
| committer | Sujeev Dias <sdias@codeaurora.org> | 2017-03-11 13:47:06 -0800 |
| commit | 8ac488be9e91d0d19cdf9c796b6fc9156699a07b (patch) | |
| tree | 724fb978bd217194da1c1b28d48b2e84707b732c | |
| parent | 3d0bc07b5bafd75e34336e8b1acc50fa846df23c (diff) | |
msm: mhi_rmnet: remove headroom reservation
MHI_RMNET layer not required to reserve for IP headroom
data since rmnet_data layer will create a new skb if
headroom reservation is needed.
CRs-Fixed: 1085031
Change-Id: Ic04e73510140e6c00ee18107a8edc9ead0b53863
Signed-off-by: Sujeev Dias <sdias@codeaurora.org>
| -rw-r--r-- | drivers/net/ethernet/msm/msm_rmnet_mhi.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/net/ethernet/msm/msm_rmnet_mhi.c b/drivers/net/ethernet/msm/msm_rmnet_mhi.c index b5c75349df3c..1fbedea6093e 100644 --- a/drivers/net/ethernet/msm/msm_rmnet_mhi.c +++ b/drivers/net/ethernet/msm/msm_rmnet_mhi.c @@ -34,7 +34,6 @@ #define MHI_DEFAULT_MTU 8000 #define MHI_MAX_MRU 0xFFFF #define MHI_NAPI_WEIGHT_VALUE 12 -#define MHI_RX_HEADROOM 64 #define WATCHDOG_TIMEOUT (30 * HZ) #define RMNET_IPC_LOG_PAGES (100) @@ -120,9 +119,9 @@ static int rmnet_mhi_process_fragment(struct rmnet_mhi_private *rmnet_mhi_ptr, if (rmnet_mhi_ptr->frag_skb) { /* Merge the new skb into the old fragment */ temp_skb = skb_copy_expand(rmnet_mhi_ptr->frag_skb, - MHI_RX_HEADROOM, - skb->len, - GFP_ATOMIC); + 0, + skb->len, + GFP_ATOMIC); if (!temp_skb) { kfree(rmnet_mhi_ptr->frag_skb); rmnet_mhi_ptr->frag_skb = NULL; @@ -209,9 +208,8 @@ static int rmnet_alloc_rx(struct rmnet_mhi_private *rmnet_mhi_ptr, return -ENOMEM; } skb_priv = (struct mhi_skb_priv *)(skb->cb); - skb_priv->dma_size = cur_mru - MHI_RX_HEADROOM; + skb_priv->dma_size = cur_mru; skb_priv->dma_addr = 0; - skb_reserve(skb, MHI_RX_HEADROOM); /* These steps must be in atomic context */ spin_lock_irqsave(&rmnet_mhi_ptr->alloc_lock, flags); |