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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-23 12:03:18 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-23 12:03:18 -0700
commit5554b35933245e95710d709175e14c02cbc956a4 (patch)
tree2eeb2f05a7061da3c9a3bc9ea69a344b990c6b49 /net
parent0f6e38a6381446eff5175b77d1094834a633a90f (diff)
parent7f1b358a236ee9c19657a619ac6f2dcabcaa0924 (diff)
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx: (24 commits) I/OAT: I/OAT version 3.0 support I/OAT: tcp_dma_copybreak default value dependent on I/OAT version I/OAT: Add watchdog/reset functionality to ioatdma iop_adma: cleanup iop_chan_xor_slot_count iop_adma: document how to calculate the minimum descriptor pool size iop_adma: directly reclaim descriptors on allocation failure async_tx: make async_tx_test_ack a boolean routine async_tx: remove depend_tx from async_tx_sync_epilog async_tx: export async_tx_quiesce async_tx: fix handling of the "out of descriptor" condition in async_xor async_tx: ensure the xor destination buffer remains dma-mapped async_tx: list_for_each_entry_rcu() cleanup dmaengine: Driver for the Synopsys DesignWare DMA controller dmaengine: Add slave DMA interface dmaengine: add DMA_COMPL_SKIP_{SRC,DEST}_UNMAP flags to control dma unmap dmaengine: Add dma_client parameter to device_alloc_chan_resources dmatest: Simple DMA memcpy test client dmaengine: DMA engine driver for Marvell XOR engine iop-adma: fix platform driver hotplug/coldplug dmaengine: track the number of clients using a channel ... Fixed up conflict in drivers/dca/dca-sysfs.c manually
Diffstat (limited to 'net')
-rw-r--r--net/core/user_dma.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/core/user_dma.c b/net/core/user_dma.c
index c77aff9c6eb3..8c6b706963ff 100644
--- a/net/core/user_dma.c
+++ b/net/core/user_dma.c
@@ -34,6 +34,7 @@
#define NET_DMA_DEFAULT_COPYBREAK 4096
int sysctl_tcp_dma_copybreak = NET_DMA_DEFAULT_COPYBREAK;
+EXPORT_SYMBOL(sysctl_tcp_dma_copybreak);
/**
* dma_skb_copy_datagram_iovec - Copy a datagram to an iovec.