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Re: [Qemu-devel] [net, v1, 1/4] net: cadence_gem: Fix Tx descriptor upda
From: |
Michael Tokarev |
Subject: |
Re: [Qemu-devel] [net, v1, 1/4] net: cadence_gem: Fix Tx descriptor update |
Date: |
Sat, 24 May 2014 10:38:06 +0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Icedove/24.5.0 |
[...]
if (tx_desc_get_last(desc)) {
+ unsigned desc_first[2];
+
/* Modify the 1st descriptor of this packet to be owned by
* the processor.
*/
cpu_physical_memory_read(s->tx_desc_addr,
- (uint8_t *)&desc[0], sizeof(desc));
- tx_desc_set_used(desc);
+ (uint8_t *)&desc_first[0], sizeof(desc));
+ tx_desc_set_used(desc_first);
cpu_physical_memory_write(s->tx_desc_addr,
- (uint8_t *)&desc[0], sizeof(desc));
+ (uint8_t *)&desc_first[0], sizeof(desc));
/* Advance the hardare current descriptor past this packet */
This is quite fun.
Can we, please,
a) s/unsigned/uint8_t/ in the variable declaration,
and remove the useless casts and "readdressing" everywhere?
and, more interesting,
b) s/sizeof(desc)/sizeof(desc_first)/g
? :)
Thanks,
/mjt
- [Qemu-devel] [PATCH net v1 0/4] Cadence GEM patches, Peter Crosthwaite, 2014/05/07
- [Qemu-devel] [PATCH net v1 1/4] net: cadence_gem: Fix Tx descriptor update, Peter Crosthwaite, 2014/05/07
- Re: [Qemu-devel] [net, v1, 1/4] net: cadence_gem: Fix Tx descriptor update,
Michael Tokarev <=
- [Qemu-devel] [PATCH net v1 2/4] net: cadence_gem: Add Tx descriptor fetch printf, Peter Crosthwaite, 2014/05/07
- [Qemu-devel] [PATCH net v1 3/4] net: cadence_gem: Fix top comment, Peter Crosthwaite, 2014/05/07
- [Qemu-devel] [PATCH net v1 4/4] net: cadence_gem: Comment spelling sweep, Peter Crosthwaite, 2014/05/07
- Re: [Qemu-devel] [PATCH net v1 0/4] Cadence GEM patches, Peter Crosthwaite, 2014/05/14