Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=342ff7b24f42d01b27d884c699855c713d720fcb
Commit: 342ff7b24f42d01b27d884c699855c713d720fcb
Parent: 94571065757a4f2619c48ab4e36cafdc635028ce
Author: Shannon Nelson <[EMAIL PROTECTED]>
AuthorDate: Thu Jul 26 00:05:53 2007 -0700
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Tue Jul 31 02:28:03 2007 -0700
[NET_DMA]: remove unused dma_memcpy_to_kernel_iovec
Al Viro pointed out that dma_memcpy_to_kernel_iovec() really was
unreachable and thus unused. The code originally was there to support
in-kernel dma needs, but since it remains unused, we'll pull it out.
Signed-off-by: Shannon Nelson <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
drivers/dma/iovlock.c | 27 ---------------------------
1 files changed, 0 insertions(+), 27 deletions(-)
diff --git a/drivers/dma/iovlock.c b/drivers/dma/iovlock.c
index d637555..e763d72 100644
--- a/drivers/dma/iovlock.c
+++ b/drivers/dma/iovlock.c
@@ -143,29 +143,6 @@ void dma_unpin_iovec_pages(struct dma_pinned_list
*pinned_list)
kfree(pinned_list);
}
-static dma_cookie_t dma_memcpy_to_kernel_iovec(struct dma_chan *chan, struct
- iovec *iov, unsigned char *kdata, size_t len)
-{
- dma_cookie_t dma_cookie = 0;
-
- while (len > 0) {
- if (iov->iov_len) {
- int copy = min_t(unsigned int, iov->iov_len, len);
- dma_cookie = dma_async_memcpy_buf_to_buf(
- chan,
- iov->iov_base,
- kdata,
- copy);
- kdata += copy;
- len -= copy;
- iov->iov_len -= copy;
- iov->iov_base += copy;
- }
- iov++;
- }
-
- return dma_cookie;
-}
/*
* We have already pinned down the pages we will be using in the iovecs.
@@ -187,10 +164,6 @@ dma_cookie_t dma_memcpy_to_iovec(struct dma_chan *chan,
struct iovec *iov,
if (!chan)
return memcpy_toiovec(iov, kdata, len);
- /* -> kernel copies (e.g. smbfs) */
- if (!pinned_list)
- return dma_memcpy_to_kernel_iovec(chan, iov, kdata, len);
-
iovec_idx = 0;
while (iovec_idx < pinned_list->nr_iovecs) {
struct dma_page_list *page_list;
-
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