Re: Linux 2.2.11pre2 proposed patch

Alan Cox (alan@lxorguk.ukuu.org.uk)
Tue, 20 Jul 1999 20:41:49 +0100 (BST)

> Having trouble with networking lockups with this kernel. Intel eepro100.
> Kernel is compiled UP. Everything else appears to work but interface locks
> up seemingly at random, with or without any activity. ifconfig down/up the
> interface seems to free it back up. Ethernet drivers are compiled in, not
> modules. No errors logged anywhere.
>
> I have not experianced this problem with 2.2.10 (linus' kernel). Happend
> just now as I was finishing the above sentance.

Very odd. There is only a tiny alignment change to the eepro100. Does this
fix it

--- linux.pre11.3/drivers/net/eepro100.c Mon Jul 19 23:27:30 1999
+++ linux.vanilla/drivers/net/eepro100.c Tue Feb 23 14:21:33 1999
@@ -343,8 +343,7 @@
const char *product_name;
struct device *next_module;
spinlock_t lock;
- struct TxFD tx_ring[TX_RING_SIZE] /* Commands (usually CmdTxPacket). */
- __attribute__ ((aligned (L1_CACHE_BYTES)));;
+ struct TxFD tx_ring[TX_RING_SIZE]; /* Commands (usually CmdTxPacket). */
/* The saved address of a sent-in-place packet/buffer, for skfree(). */
struct sk_buff* tx_skbuff[TX_RING_SIZE];
struct descriptor *last_cmd; /* Last command sent. */

-
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