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authorDavid S. Miller <davem@davemloft.net>2013-03-06 14:51:04 -0500
committerDavid S. Miller <davem@davemloft.net>2013-03-06 14:51:04 -0500
commit70e21fe4fcb5dade4d7ae793225cface933e1922 (patch)
tree1d5ffe4aa21c755e7458edaf115bb53266d1d86e
parentbenet: Wait f/w POST until timeout (diff)
parentsfc: Correct efx_rx_buffer::page_offset when EFX_PAGE_IP_ALIGN != 0 (diff)
downloadlinux-dev-70e21fe4fcb5dade4d7ae793225cface933e1922.tar.xz
linux-dev-70e21fe4fcb5dade4d7ae793225cface933e1922.zip
Merge branch 'sfc-3.9' of git://git.kernel.org/pub/scm/linux/kernel/git/bwh/sfc
Ben Hutchings says: ==================== Fix regressions introduced by the last set of fixes (sorry): 1. Potential deadlock when disabling TX queues. 2. RX was broken on architectures other than x86 and powerpc. I still expect to send one more bug fix for 3.9, but as it sometimes takes days to reproduce the bug it's going to take a couple of weeks of testing to be confident that it's really fixed. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/sfc/efx.h4
-rw-r--r--drivers/net/ethernet/sfc/rx.c2
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/ethernet/sfc/efx.h b/drivers/net/ethernet/sfc/efx.h
index 50247dfe8f57..d2f790df6dcb 100644
--- a/drivers/net/ethernet/sfc/efx.h
+++ b/drivers/net/ethernet/sfc/efx.h
@@ -171,9 +171,9 @@ static inline void efx_device_detach_sync(struct efx_nic *efx)
* TX scheduler is stopped when we're done and before
* netif_device_present() becomes false.
*/
- netif_tx_lock(dev);
+ netif_tx_lock_bh(dev);
netif_device_detach(dev);
- netif_tx_unlock(dev);
+ netif_tx_unlock_bh(dev);
}
#endif /* EFX_EFX_H */
diff --git a/drivers/net/ethernet/sfc/rx.c b/drivers/net/ethernet/sfc/rx.c
index 879ff5849bbd..bb579a6128c8 100644
--- a/drivers/net/ethernet/sfc/rx.c
+++ b/drivers/net/ethernet/sfc/rx.c
@@ -215,7 +215,7 @@ static int efx_init_rx_buffers_page(struct efx_rx_queue *rx_queue)
rx_buf = efx_rx_buffer(rx_queue, index);
rx_buf->dma_addr = dma_addr + EFX_PAGE_IP_ALIGN;
rx_buf->u.page = page;
- rx_buf->page_offset = page_offset;
+ rx_buf->page_offset = page_offset + EFX_PAGE_IP_ALIGN;
rx_buf->len = efx->rx_buffer_len - EFX_PAGE_IP_ALIGN;
rx_buf->flags = EFX_RX_BUF_PAGE;
++rx_queue->added_count;