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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2010-12-08 12:39:12 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-12-15 12:34:28 -0800 |
| commit | 667c78afaec0ac500908e191e8f236e9578d7b1f (patch) | |
| tree | 11a469d8a4cfefea2fd3a56be2cda4c7784d54a1 /drivers | |
| parent | 6c965ff5e7ca844494f1dcf0ec0440146db01294 (diff) | |
| download | linux-3.10-667c78afaec0ac500908e191e8f236e9578d7b1f.tar.gz linux-3.10-667c78afaec0ac500908e191e8f236e9578d7b1f.tar.bz2 linux-3.10-667c78afaec0ac500908e191e8f236e9578d7b1f.zip | |
xen: Provide a variant of __RING_SIZE() that is an integer constant expression
Without this, gcc 4.5 won't compile xen-netfront and xen-blkfront, where
this is being used to specify array sizes.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: David Miller <davem@davemloft.net>
Cc: Stable Kernel <stable@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/block/xen-blkfront.c | 2 | ||||
| -rw-r--r-- | drivers/net/xen-netfront.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 4f9e22f2913..657873e4328 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -72,7 +72,7 @@ struct blk_shadow { static DEFINE_MUTEX(blkfront_mutex); static const struct block_device_operations xlvbd_block_fops; -#define BLK_RING_SIZE __RING_SIZE((struct blkif_sring *)0, PAGE_SIZE) +#define BLK_RING_SIZE __CONST_RING_SIZE(blkif, PAGE_SIZE) /* * We have one of these per vbd, whether ide, scsi or 'other'. They diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 458bb57914a..cdbeec9f83e 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -66,8 +66,8 @@ struct netfront_cb { #define GRANT_INVALID_REF 0 -#define NET_TX_RING_SIZE __RING_SIZE((struct xen_netif_tx_sring *)0, PAGE_SIZE) -#define NET_RX_RING_SIZE __RING_SIZE((struct xen_netif_rx_sring *)0, PAGE_SIZE) +#define NET_TX_RING_SIZE __CONST_RING_SIZE(xen_netif_tx, PAGE_SIZE) +#define NET_RX_RING_SIZE __CONST_RING_SIZE(xen_netif_rx, PAGE_SIZE) #define TX_MAX_TARGET min_t(int, NET_RX_RING_SIZE, 256) struct netfront_info { |