diff options
author | Otavio Salvador <otavio@ossystems.com.br> | 2015-10-28 12:18:25 -0200 |
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committer | Otavio Salvador <otavio@ossystems.com.br> | 2015-10-28 12:18:25 -0200 |
commit | 72b65a4507544f3319b12da21cfee9dab574b7b0 (patch) | |
tree | d9aa2b1f42e95389dcd51f0d047543deb8efde96 /recipes-kernel/linux/linux-imx-rt-3.14.28/0005-Revert-net-fec-fix-the-warning-found-by-dma-debug.patch | |
parent | 55584fae50c47f4ddb8d0da384f09b5ad575929c (diff) | |
download | meta-fsl-arm-72b65a4507544f3319b12da21cfee9dab574b7b0.tar.gz |
linux-imx-rt: Remove 3.14.28 version as it does not work with GCC 5.2
The 3.14.28 has not been fixed to work with the GCC 5.2 making it
unusable. Remove this version until someone does the upgrade to the
newer releases.
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Diffstat (limited to 'recipes-kernel/linux/linux-imx-rt-3.14.28/0005-Revert-net-fec-fix-the-warning-found-by-dma-debug.patch')
-rw-r--r-- | recipes-kernel/linux/linux-imx-rt-3.14.28/0005-Revert-net-fec-fix-the-warning-found-by-dma-debug.patch | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/recipes-kernel/linux/linux-imx-rt-3.14.28/0005-Revert-net-fec-fix-the-warning-found-by-dma-debug.patch b/recipes-kernel/linux/linux-imx-rt-3.14.28/0005-Revert-net-fec-fix-the-warning-found-by-dma-debug.patch deleted file mode 100644 index 5e5721c..0000000 --- a/recipes-kernel/linux/linux-imx-rt-3.14.28/0005-Revert-net-fec-fix-the-warning-found-by-dma-debug.patch +++ /dev/null | |||
@@ -1,100 +0,0 @@ | |||
1 | From a2fe37b69d4fe369c284d50927193fed81c238a0 Mon Sep 17 00:00:00 2001 | ||
2 | From: Fabio Estevam <fabio.estevam@freescale.com> | ||
3 | Date: Fri, 13 Mar 2015 14:07:54 -0300 | ||
4 | Subject: [PATCH] Revert "net: fec: fix the warning found by dma debug" | ||
5 | MIME-Version: 1.0 | ||
6 | Content-Type: text/plain; charset=UTF-8 | ||
7 | Content-Transfer-Encoding: 8bit | ||
8 | |||
9 | This reverts commit 2b995f63987013bacde99168218f9c7b252bdcf1. | ||
10 | |||
11 | ????? ?????? reported the following regression: | ||
12 | |||
13 | "Commit 2b995f63987013bacde99168218f9c7b252bdcf1 in 4.0.0-rc3 introduces a | ||
14 | nasty bug in transmit, corrupting packets. | ||
15 | |||
16 | To reproduce: | ||
17 | |||
18 | $ dd if=/dev/zero of=zeros bs=1M count=20 | ||
19 | $ md5sum -b zeros | ||
20 | 8f4e33f3dc3e414ff94e5fb6905cba8c *zeros | ||
21 | |||
22 | This checksum is correct. | ||
23 | |||
24 | Copy file "zeros" to another host with NFS, and it gets corrupted, checksum is | ||
25 | changed. | ||
26 | File should be big, small amounts of transmit isn't affected. | ||
27 | |||
28 | I use an i.MX6 Quad board. | ||
29 | |||
30 | If this commit is reverted, all works fine." | ||
31 | |||
32 | Reported-by: ????? ?????? <rockford@yandex.ru> | ||
33 | Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> | ||
34 | Signed-off-by: David S. Miller <davem@davemloft.net> | ||
35 | --- | ||
36 | drivers/net/ethernet/freescale/fec_main.c | 34 ++++++++++--------------------- | ||
37 | 1 file changed, 11 insertions(+), 23 deletions(-) | ||
38 | |||
39 | diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c | ||
40 | index 787db50..78e1ce0 100644 | ||
41 | --- a/drivers/net/ethernet/freescale/fec_main.c | ||
42 | +++ b/drivers/net/ethernet/freescale/fec_main.c | ||
43 | @@ -1189,13 +1189,12 @@ static void | ||
44 | fec_enet_tx_queue(struct net_device *ndev, u16 queue_id) | ||
45 | { | ||
46 | struct fec_enet_private *fep; | ||
47 | - struct bufdesc *bdp, *bdp_t; | ||
48 | + struct bufdesc *bdp; | ||
49 | unsigned short status; | ||
50 | struct sk_buff *skb; | ||
51 | struct fec_enet_priv_tx_q *txq; | ||
52 | struct netdev_queue *nq; | ||
53 | int index = 0; | ||
54 | - int i, bdnum; | ||
55 | int entries_free; | ||
56 | |||
57 | fep = netdev_priv(ndev); | ||
58 | @@ -1216,29 +1215,18 @@ fec_enet_tx_queue(struct net_device *ndev, u16 queue_id) | ||
59 | if (bdp == txq->cur_tx) | ||
60 | break; | ||
61 | |||
62 | - bdp_t = bdp; | ||
63 | - bdnum = 1; | ||
64 | - index = fec_enet_get_bd_index(txq->tx_bd_base, bdp_t, fep); | ||
65 | - skb = txq->tx_skbuff[index]; | ||
66 | - while (!skb) { | ||
67 | - bdp_t = fec_enet_get_nextdesc(bdp_t, fep, queue_id); | ||
68 | - index = fec_enet_get_bd_index(txq->tx_bd_base, bdp_t, fep); | ||
69 | - skb = txq->tx_skbuff[index]; | ||
70 | - bdnum++; | ||
71 | - } | ||
72 | - if (skb_shinfo(skb)->nr_frags && | ||
73 | - (status = bdp_t->cbd_sc) & BD_ENET_TX_READY) | ||
74 | - break; | ||
75 | + index = fec_enet_get_bd_index(txq->tx_bd_base, bdp, fep); | ||
76 | |||
77 | - for (i = 0; i < bdnum; i++) { | ||
78 | - if (!IS_TSO_HEADER(txq, bdp->cbd_bufaddr)) | ||
79 | - dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, | ||
80 | - bdp->cbd_datlen, DMA_TO_DEVICE); | ||
81 | - bdp->cbd_bufaddr = 0; | ||
82 | - if (i < bdnum - 1) | ||
83 | - bdp = fec_enet_get_nextdesc(bdp, fep, queue_id); | ||
84 | - } | ||
85 | + skb = txq->tx_skbuff[index]; | ||
86 | txq->tx_skbuff[index] = NULL; | ||
87 | + if (!IS_TSO_HEADER(txq, bdp->cbd_bufaddr)) | ||
88 | + dma_unmap_single(&fep->pdev->dev, bdp->cbd_bufaddr, | ||
89 | + bdp->cbd_datlen, DMA_TO_DEVICE); | ||
90 | + bdp->cbd_bufaddr = 0; | ||
91 | + if (!skb) { | ||
92 | + bdp = fec_enet_get_nextdesc(bdp, fep, queue_id); | ||
93 | + continue; | ||
94 | + } | ||
95 | |||
96 | /* Check for errors. */ | ||
97 | if (status & (BD_ENET_TX_HB | BD_ENET_TX_LC | | ||
98 | -- | ||
99 | 1.9.3 | ||
100 | |||