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| author | Haiyang Zhang <haiyangz@microsoft.com> | 2011-12-16 01:45:15 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2012-01-05 04:13:05 +0400 |
| commit | 453263421f88b4a7e508c2e7b639c97e99c5b118 (patch) | |
| tree | b38aaaccac96fda0b3b6e25c05b0bbbbe7a84567 /drivers/net/hyperv/hyperv_net.h | |
| parent | 3b148be0df8e45a0259d7e84001cf02e897af614 (diff) | |
| download | linux-453263421f88b4a7e508c2e7b639c97e99c5b118.tar.xz | |
net/hyperv: Remove unnecessary kmap_atomic in netvsc driver
__get_free_pages() doesn't return HI memory, so the memory is always mapped.
kmap_atomic() is not necessary here. This patch removes the kmap_atomic()
calls and related code for locking and page manipulation.
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/net/hyperv/hyperv_net.h')
| -rw-r--r-- | drivers/net/hyperv/hyperv_net.h | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 49b131f71d7a..ff1b5209b45f 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -39,9 +39,6 @@ struct xferpage_packet { u32 count; }; -/* The number of pages which are enough to cover jumbo frame buffer. */ -#define NETVSC_PACKET_MAXPAGE 4 - /* * Represent netvsc packet which contains 1 RNDIS and 1 ethernet frame * within the RNDIS @@ -77,8 +74,9 @@ struct hv_netvsc_packet { u32 total_data_buflen; /* Points to the send/receive buffer where the ethernet frame is */ + void *data; u32 page_buf_cnt; - struct hv_page_buffer page_buf[NETVSC_PACKET_MAXPAGE]; + struct hv_page_buffer page_buf[0]; }; struct netvsc_device_info { |